Crowdcube

Crowdcube Limited is an equity crowdfunding platform based in Exeter, United Kingdom, with an additional office in London. Founded in 2009, the company allows entrepreneurs of start-ups and growing businesses to raise funds from a diverse network of investors, including friends, family, and the general public. Through Crowdcube, individuals can invest in small companies in exchange for equity or an annual return, thereby democratizing access to investment opportunities that were once primarily available to corporate investors. Since pioneering equity crowdfunding in 2011, Crowdcube has facilitated over £300 million in investments from more than 390,000 investors, supporting over 520 successful fundraising campaigns. Notable businesses that have utilized the platform include Monzo, River Cottage, and the Eden Project, among others.

Luke Lang

CMO and Co-Founder

Past deals in Renewables

Metalchemy

Equity Crowdfunding in 2023
Metalchemy is a nanotechnology company focused on developing innovative products and bioplastics derived from green nanomaterials. The company specializes in bio-nanotechnology that addresses food waste by transforming it into usable nanomaterials. Through its advancements, Metalchemy aims to make green nanotechnology accessible to a wider audience, contributing to a healthier and more sustainable future while actively tackling the climate crisis.

Thrive Renewables

Equity Crowdfunding in 2023
Thrive Renewables is a renewable energy company focused on facilitating the transition to a sustainable energy future. It connects individuals and businesses with clean energy projects, providing accessible investment opportunities that promote environmental, financial, and social benefits. By enabling clients to invest in these projects, Thrive Renewables aims to reduce emissions and address the climate emergency while fostering a meaningful connection between people and sustainable energy initiatives.

The Heat Vault

Equity Crowdfunding in 2023
The Heat Vault is a business consulting service that specializes in storage solutions for heat, electric, wind, and solar energies.

Caldera

Equity Crowdfunding in 2023
Caldera, founded in 2017 and headquartered in Fareham, United Kingdom, specializes in the development of the Warmstone Heat Battery, an innovative heat storage solution aimed at reducing carbon emissions. The company’s heat battery utilizes renewable electricity to provide zero-carbon heating for both residential and industrial applications. It functions by charging from renewable energy sources and discharging heat in a manner similar to conventional boilers. This technology is particularly beneficial for homes that are unsuitable for heat pumps and need high power and high-temperature water flows for effective heating. By offering a sustainable and affordable heating alternative, Caldera contributes to the transition towards renewable energy solutions.

Toraphene

Equity Crowdfunding in 2023
Toraphene is a biodegradable, compostable, and commercially-viable plastic packaging substitute and makes plastic packaging obsolete. Toraphene is an environmental technology company that aims to eliminate plastic waste. It has released its product, Toraphene, to solve this crisis. The company asserts that its product is biodegradable even in the ocean, and has been developed using graphene technology. It is focussed on eliminating carrier bags and food containers in its first-round which accounts for 23% of marine waste. It aims to be a segment leader in the projected $25.4 billion biodegradable plastic industry by 2026. The company will use the investment to make Toraphene accessible to companies worldwide and make plastic packaging obsolete.

Marine Power Systems

Equity Crowdfunding in 2023
Marine Power Systems Ltd. is a marine renewables technology development company based in Swansea, United Kingdom, established in 2008 by engineering graduates from Swansea University, Dr. Gareth Stockman and Dr. Graham Foster. The company focuses on the development and commercialization of innovative wave energy converters, including its flagship product, WaveSub, along with DualSub and WindSub devices. These converters operate under the sea's surface, adjusting their depth to optimize energy extraction and minimizing damage during severe weather conditions. By harnessing wave energy, Marine Power Systems aims to reduce the costs associated with energy generation from ocean waves, contributing to the renewable energy sector and promoting sustainable energy solutions.

INNengine

Equity Crowdfunding in 2023
INNengine is a Spanish start-up founded in 2011 with the goal of reinventing the 150 year old Otto engine concept to face the new challenges brought by hybrid plug in electrification and clean fuels. This effort resulted in a revolutionary new engine architecture 22% more efficient, 4x more powerful and 70% lighter & smaller than a conventional 4Stroke with No-Vibration and multifuel capabilities. All this positions INNengine at a unique competitive advantage to license its proprietary ICE technology to the more than 226 million units/year expected to be produced by 2027. Our goal is to lead the global Net-Zero emissions challenge with a focus on Green Hydrogen developments in aviation and electrified REX mobility. Today INNengine technology has been granted patent in US, EU, Japan, China & South Korea (pending in India) and has successfully powered both a passenger car and a Unmanned Aerial Vehicle. Tomorrow INNengine technology will provide clean electricity fuelled by Green Hydrogen for every car, truck, plane and boat in the world.

Mapal Green Energy

Equity Crowdfunding in 2023
Mapal Green Energy's innovative solution offers the next generation of aeration for waste water treatment system suitable for any type of reactor or lagoon and at every scale of operation. With over 35 installations worldwide, Mapal's floating fine bubble aeration (FFBA) system has proved itself time and time again to meet and improve stringent effluent quality parameters including the reduction of : BOD5, TSS, COD, Tkn and Ammonia and has achieved major cost savings, as well as delivered proven performance, regardless of the application.

Kitemill

Equity Crowdfunding in 2023
Kitemill specializes in the development of airborne wind energy technology, which aims to transform the wind power industry by harnessing high-altitude winds. The company's innovative system features a kite connected to a ground-based generator via a tether, allowing for the efficient capture of strong and stable wind resources. This approach not only enhances the availability of renewable energy but also significantly reduces material usage, leading to improved cost efficiency. Kitemill's technology is positioned to play a crucial role in the global transition towards a zero-emission energy sector, offering a safe and low-cost method of producing renewable energy that could surpass the financial implications of solar and traditional wind power plants.

SeaFields

Equity Crowdfunding in 2023
SeaFields is a sustainable company focused on reducing carbon dioxide in the environment through innovative solutions. The company develops proprietary offshore aquafarms that cultivate Sargassum seaweed, which serves as a natural carbon sink. By compressing the harvested Sargassum into bales and sinking them to the ocean floor, SeaFields effectively locks away CO2 for millennia. This approach not only addresses climate change by removing carbon from the atmosphere but also creates a diverse value chain of products derived from seaweed. Through these efforts, SeaFields aims to harness the power of nature to restore ocean health and contribute to mitigating the climate crisis.

Bonnet

Equity Crowdfunding in 2023
Bonnet Ltd. is a London-based company founded in 2019 that specializes in a charging-as-a-service platform for electric vehicle drivers. The company addresses the challenges faced by drivers who must register separately for multiple public charging networks by offering a single app that enables access to any public charger. This streamlined service caters to both individual drivers and businesses, simplifying the charging process and enhancing the overall user experience for electric vehicle owners.

Viritech

Seed Round in 2023
Viritech develops solutions and technology powered by hydrogen. It provides hydrogen-powered pressure vessels and control systems for vehicles, machines, and aircrafts. Viritech is located in Warwickshire, England.

Levistor

Equity Crowdfunding in 2022
Levistor is a British company focused on advancing energy storage solutions specifically for electric vehicles. The company is developing a cost-effective and durable technology that facilitates ultra-rapid charging for EVs. This innovative approach aims to enhance the efficiency of battery performance while minimizing environmental impact by replacing harmful battery chemicals with more conventional materials like steel and copper, which have a lower carbon footprint. Levistor's technology is designed to meet the growing demand for electric transport by ensuring that stored energy can be quickly delivered to vehicles upon arrival.

Integrals Power

Pre Seed Round in 2022
Integrals Power Limited is a battery technology company focused on advancing the research, development, and commercialization of innovative battery materials. The firm specializes in the creation of high-performance, cost-effective, and scalable battery cathode materials, notably Lithium Iron Phosphate (LFP) for lithium-ion batteries. With a team of entrepreneurs, scientists, and engineers, Integrals Power has conducted thorough market validation to ensure the commercial viability of its cutting-edge materials. The company also offers battery material and test engineering systems that identify potential errors early in the development process, thereby reducing costs and facilitating progress in battery technology. Through its efforts, Integrals Power aims to support the transition to zero-carbon energy applications and address the technical challenges faced by industries in the renewable energy sector.

RheEnergise

Seed Round in 2022
RheEnergise is focused on advancing pumped hydro storage technology through its innovative High-Density Hydro® system. This approach employs a high-density fluid instead of water, allowing for energy storage projects that are 2.5 times smaller while delivering the same power output. By combining traditional pumped hydro principles with modern scalability, RheEnergise aims to provide the lowest cost energy storage solution available, thus enhancing flexibility within the power grid. The system works by releasing the high-density fluid through turbines to regenerate electricity, which is then stored in tanks connected by underground pipes. This technology meets the growing demands of renewable energy storage, making it a cost-effective option for clients seeking efficient and scalable solutions.

Kitepower

Equity Crowdfunding in 2022
Kitepower, founded in 2015 and based in Delft, South Holland, specializes in high-altitude wind energy systems designed to harness the power of wind for electricity generation. The company replaces traditional heavy structures with intelligent controls and lightweight kites that can access stronger, more consistent winds at higher altitudes. This innovative approach utilizes high-performance kites equipped with flexible lines and a safety mechanism, allowing clients to produce clean electricity more economically. Kitepower aims to elevate the efficiency and cost-effectiveness of wind energy, contributing to sustainable energy solutions.

Aeropowder

Equity Crowdfunding in 2022
Aeropowder Ltd is a London-based company established in 2016 that focuses on developing and manufacturing sustainable materials derived from poultry feather waste. By creating a new value chain from the approximately 10 million tons of surplus feathers produced annually, Aeropowder aims to contribute to the circular economy. Its primary product, Pluumo, is an innovative thermal packaging material designed to outperform traditional expanded polystyrene in temperature-sensitive deliveries, such as food and pharmaceuticals. Made from keratin proteins, Aeropowder's insulated feathers are not only water-repellent but also provide thermal and acoustic insulation, making them an environmentally friendly alternative to conventional packaging materials. The company strives to enable local production of high-performance materials wherever feather waste is available.

GoParity

Equity Crowdfunding in 2022
GoParity is an online savings and investment platform that uses a P2P business model to simplify investment and allow citizens and companies to get a decent return on their sustainable loans. Citizens and companies invest their funds in projects they believe in to generate economic, social and environmental impact. We are driving the transition towards a more sustainable and inclusive economic system, making investment in sustainable solutions accessible to all, from citizens to small enterprises. Join us @ www.goparity.com

Oxwash

Equity Crowdfunding in 2022
Oxwash is a provider of sustainable on-demand laundry and dry cleaning services based in Oxford, United Kingdom. Founded by Dr. Kent Grant in 2018, the company focuses on offering eco-friendly solutions through a logistics system that employs electric cargo bikes and a fleet of electric vehicles. Oxwash is committed to achieving clinically clean results while ensuring net zero carbon emissions throughout its operations, from collection to washing and delivery. By developing environmentally responsible processes, the company enables customers to access laundry services that align with their sustainability goals.

Podbike

Equity Crowdfunding in 2022
Podbike AS, founded in 2016, specializes in developing innovative, human-powered, electrically assisted vehicles aimed at providing a sustainable alternative for personal transportation. The company's flagship product, the Podbike® FRIKAR®, is a four-wheeled velomobile that combines the comfort and safety of a car with the benefits of cycling. It features two electric motors and a unique pedaling system that generates electricity while in use, promoting environmentally friendly mobility. By focusing on sustainable and ethical production practices, Podbike aims to minimize its carbon footprint while offering citizens a practical and healthy solution for short-distance travel. The company seeks to bridge the gap between traditional cars and bicycles, contributing to the reduction of pollution and supporting efforts against climate change.

RheEnergise

Seed Round in 2022
RheEnergise is focused on advancing pumped hydro storage technology through its innovative High-Density Hydro® system. This approach employs a high-density fluid instead of water, allowing for energy storage projects that are 2.5 times smaller while delivering the same power output. By combining traditional pumped hydro principles with modern scalability, RheEnergise aims to provide the lowest cost energy storage solution available, thus enhancing flexibility within the power grid. The system works by releasing the high-density fluid through turbines to regenerate electricity, which is then stored in tanks connected by underground pipes. This technology meets the growing demands of renewable energy storage, making it a cost-effective option for clients seeking efficient and scalable solutions.

Sunstone IP Systems

Equity Crowdfunding in 2022
Sunstone is a British tech company aiming to tackle real-world problems across a number of industries with ground-breaking technology. Their products provide surveillance and wireless telecommunications to the most remote locations while helping global organisations reduce their carbon footprint.

Cornish Tin

Equity Crowdfunding in 2022
Cornish Tin Limited works to advance the Great Wheal Vor Project, a collection of 26 former producing tin and copper mines in Cornwall's Mining District of Breage, into a net zero carbon enterprise powered by renewable energy. Cornish Tin is headquartered in Truro, Cornwall and was founded in 2017.

ERTHA

Equity Crowdfunding in 2022
ERTHA provides eco-friendly surfboards and alternatives to conventional boards. ERTHA is based in Pontevedra, Spain.

Viritech

Equity Crowdfunding in 2022
Viritech develops solutions and technology powered by hydrogen. It provides hydrogen-powered pressure vessels and control systems for vehicles, machines, and aircrafts. Viritech is located in Warwickshire, England.

Inclusive Energy

Equity Crowdfunding in 2022
Inclusive Energy specializes in remote monitoring and analytics solutions tailored for solar and biogas companies in the Global South. The company develops energy monitoring and control devices that capture real-time data from biogas digesters and solar photovoltaic systems. This data is transmitted to the cloud for analysis, providing valuable insights and automated control functions. By bridging the gap between off-grid energy providers, end-users, and carbon markets, Inclusive Energy aims to enhance customer engagement and support efficient management within the clean energy sector.

Celtic Renewables

Equity Crowdfunding in 2021
Celtic Renewables Ltd is a biotechnology company based in Edinburgh, United Kingdom, focused on producing biofuels from the by-products of the Scottish malt whisky industry. Founded in 2011, the company utilizes production residues such as pot ale and draff to create biobutanol, a renewable fuel that can replace petrol and diesel without requiring any modifications to existing engines. In addition to biobutanol, Celtic Renewables also produces other sustainable chemicals, including acetone, butanol, and ethanol, as well as sustainable animal feed. By leveraging local resources, the company aims to contribute to a low-carbon economy and provide cost-efficient energy solutions.

Carnot

Equity Crowdfunding in 2021
Carnot is decarbonising heavy-duty power with a zero emission, high efficiency engine technology. A breakthrough in engine design has enabled Carnot to increase engine efficiency from 30 - 35% as found in modern engines, to over 70% break thermal efficiency. By doubling efficiency, fuel consumption is halved. For heavy-duty markets like Ships, Trucks & Generators, fuel accounts for ~90% for the total lifetime cost of power. By reducing fuel consumption by 50%, high cost savings are delivered. This high efficiency technology is married to a completely fuel agnostic approach. Carnot engines run on hydrogen, ammonia, methanol, biofuels, biogas, HVO, LNG, E-Fuels and many more. The same engine can also upgrade to different fuels. Operators reduce emissions immediately by 50% whilst running diesel before transitioning to hydrogen when the fuel is available.

Pearlstone

Equity Crowdfunding in 2021
Pearlstone, founded in 2015 and based in London, is a Demand Response Aggregator that plays a crucial role in balancing energy supply and demand for the National Grid. The company provides Demand Side Response (DSR) services to large energy consumers across the UK, including both private and public sector clients. Pearlstone specializes in identifying and monetizing the energy flexibility inherent in buildings, thereby creating significant value for businesses. Its offerings include advanced DSR technology and a virtual integrated building concept, which facilitates intelligent, carbon-neutral demand-side management solutions. By enabling various businesses to optimize their energy usage, Pearlstone supports a more sustainable and efficient energy landscape.

Hybrid Air Vehicles

Convertible Note in 2021
Hybrid Air Vehicles specializes in the manufacture of sustainable and efficient hybrid air vehicles. The company's innovative designs integrate various proven aerospace technologies, combining elements from airships, fixed-wing aircraft, and helicopters. This integration utilizes hull fabric and helium from airships, composite materials and avionics from fixed-wing designs, and vectored thrust technology from helicopters. As a result, Hybrid Air Vehicles aims to provide clients with a versatile mode of transportation that significantly contributes to the advancement of zero-carbon aviation.

ENSO

Convertible Note in 2021
ENSO is a pioneering company in the tyre industry focused on creating environmentally friendly tyres specifically for electric vehicles. By utilizing advanced raw materials, ENSO's tyres enhance energy efficiency, leading to reduced energy consumption and extended driving range on a single battery charge. The company addresses the environmental impact of traditional tyres by minimizing both the volume and toxicity of tyre dust, while also achieving lower rolling resistance and weight. Recognized as an Emerging Innovator in the CE100 Group by the Ellen MacArthur Foundation, ENSO actively supports the UN Sustainable Development Goals, underscoring its commitment to sustainable innovation in transportation.

Cornish Lithium

Equity Crowdfunding in 2021
Cornish Lithium is a highly innovative mineral exploration and development company focused on the environmentally sustainable extraction of lithium from geothermal brines in the historic mining district of Cornwall, UK. The company has secured agreements with the owners of mineral rights over a large area of the County and is using modern technology to re-evaluate the region for lithium and other vital technology metals such as tin, copper and cobalt. A secure domestic supply of such metals is considered vital to the industrial strategy of the UK as it moves towards the production of electric vehicles.

Daphne Technology

Convertible Note in 2021
Daphne Technology SA is a climate technology company based in Ecublens, Switzerland, founded in 2017. The company specializes in developing a catalyst-free, nano-technology aimed at reducing air emissions for industries such as petrochemical, power, and transportation. Its patented solutions are designed to be miniaturized, making them particularly suitable for marine vessels. By effectively breaking down toxic pollutants into non-hazardous elements, the technology not only meets international and national regulatory requirements but also offers significant cost advantages. It allows for a substantial reduction in operating costs without necessitating a change in fuel type, thereby enabling cleaner emissions for ships using current and future fuels, including ammonia and hydrogen.

Viritech

Equity Crowdfunding in 2021
Viritech develops solutions and technology powered by hydrogen. It provides hydrogen-powered pressure vessels and control systems for vehicles, machines, and aircrafts. Viritech is located in Warwickshire, England.

BuffaloGrid

Convertible Note in 2021
BuffaloGrid is a company focused on providing mobile power and connectivity solutions to underserved markets, particularly in off-grid areas. Its innovative technology aims to bridge the digital divide by offering solar-powered phone charging systems and access to digital content and services. By enabling smartphone users in frontier markets to utilize their devices more effectively, BuffaloGrid seeks to enhance their quality of life and business opportunities. The company's mission centers on connecting billions of overlooked customers, empowering them with essential mobile digital services that can lead to significant improvements in their daily activities.

Caldera

Equity Crowdfunding in 2021
Caldera, founded in 2017 and headquartered in Fareham, United Kingdom, specializes in the development of the Warmstone Heat Battery, an innovative heat storage solution aimed at reducing carbon emissions. The company’s heat battery utilizes renewable electricity to provide zero-carbon heating for both residential and industrial applications. It functions by charging from renewable energy sources and discharging heat in a manner similar to conventional boilers. This technology is particularly beneficial for homes that are unsuitable for heat pumps and need high power and high-temperature water flows for effective heating. By offering a sustainable and affordable heating alternative, Caldera contributes to the transition towards renewable energy solutions.

Fishy Filaments

Equity Crowdfunding in 2021
Fishy Filaments is a company focused on enhancing sustainability within the UK fishery sector by recycling used fishing nets into 3D printer filament. By collecting discarded nets, which fishers typically dispose of at no cost, the company addresses the challenge of hard-to-recycle plastics. Fishy Filaments employs environmentally friendly processes and hardware to convert this fishing gear into commercially viable products without the use of harsh chemicals. This innovative approach not only contributes to reducing plastic waste but also opens up opportunities for international expansion, positioning the company as a leader in sustainable materials within the 3D printing industry.

The Five Point Brewing

Equity Crowdfunding in 2021
The Five Points Brewing Company is an independent brewery located in Hackney, London, established in 2013. It is dedicated to producing high-quality, unfiltered, and unpasteurized beers that emphasize flavor and aroma. The brewery draws inspiration from both the British real ale tradition and the international craft beer movement, offering a range of award-winning flagship beers alongside limited and small batch releases, including a barrel-aged project. Committed to supporting the local community, Five Points was the first UK brewery to become an accredited Living Wage Employer, ensuring its staff are paid the London Living Wage. The brewery also sources all its electricity from 100% renewable sources and has initiated an apprenticeship scheme to train future brewers, while actively engaging in local charitable, arts, and community projects.

Central Plains Group

Equity Crowdfunding in 2021
Central Plains Group provides sustainable farming solutions and low-cost farming technology. It develops starch, vegetable proteins, and bioplastic products. Central Plains Group was founded in 2019 and is located in Scotland.

Sunstone IP Systems

Equity Crowdfunding in 2021
Sunstone is a British tech company aiming to tackle real-world problems across a number of industries with ground-breaking technology. Their products provide surveillance and wireless telecommunications to the most remote locations while helping global organisations reduce their carbon footprint.

H2GO Power

Equity Crowdfunding in 2021
H2GO Power is an award winning spin-out company from the University of Cambridge developing safe and low-cost hydrogen production and storage technologies. Their mission is to bring affordable reliable energy to millions across the globe in a green way for large social and environmental impact.

Innovate Recycle

Equity Crowdfunding in 2021
Innovate Recycle, located in central England, specializes in recycling waste carpets through a unique mechanical process. This innovative method extracts high-quality materials from discarded carpets, which can be repurposed into a variety of new products. By focusing on this sustainable approach, Innovate Recycle aims to reduce carbon emissions associated with the burning of old carpets, while also enabling industries, particularly carpet manufacturing, to increase the recycled content in their products and packaging. The company is committed to promoting environmental sustainability through effective waste management solutions.

Pawprint

Funding Round in 2021
Pawprint is a climate action platform that assists companies in their efforts to achieve net-zero emissions while aligning with broader business objectives by engaging their employees. The platform serves as an eco companion, helping organizations gauge their employees' attitudes towards climate change and measure progress over time. By fostering a sense of collective action, Pawprint enables businesses to not only understand their environmental impact but also leverage this insight for a competitive advantage. Notable clients include Direct Line, Browne Jacobson, and the Energy Saving Trust, alongside other prominent organizations such as Royal London, CGI, Tesco Bank, Total Energies, Vodafone, innocent drinks, and abrdn.

RheEnergise

Equity Crowdfunding in 2020
RheEnergise is focused on advancing pumped hydro storage technology through its innovative High-Density Hydro® system. This approach employs a high-density fluid instead of water, allowing for energy storage projects that are 2.5 times smaller while delivering the same power output. By combining traditional pumped hydro principles with modern scalability, RheEnergise aims to provide the lowest cost energy storage solution available, thus enhancing flexibility within the power grid. The system works by releasing the high-density fluid through turbines to regenerate electricity, which is then stored in tanks connected by underground pipes. This technology meets the growing demands of renewable energy storage, making it a cost-effective option for clients seeking efficient and scalable solutions.

Pawprint

Equity Crowdfunding in 2020
Pawprint is a climate action platform that assists companies in their efforts to achieve net-zero emissions while aligning with broader business objectives by engaging their employees. The platform serves as an eco companion, helping organizations gauge their employees' attitudes towards climate change and measure progress over time. By fostering a sense of collective action, Pawprint enables businesses to not only understand their environmental impact but also leverage this insight for a competitive advantage. Notable clients include Direct Line, Browne Jacobson, and the Energy Saving Trust, alongside other prominent organizations such as Royal London, CGI, Tesco Bank, Total Energies, Vodafone, innocent drinks, and abrdn.

Clim8 Invest

Equity Crowdfunding in 2020
Clim8 Invest develops an app for sustainable investing so people can make an impact on climate change with their savings. Clim8 is a simple way to invest in a sustainable portfolio of carefully selected companies already making a positive impact on climate change. Clim8's mission is to move billions of pounds of investments into clean energy and truly green, sustainable companies.

Toraphene

Equity Crowdfunding in 2020
Toraphene is a biodegradable, compostable, and commercially-viable plastic packaging substitute and makes plastic packaging obsolete. Toraphene is an environmental technology company that aims to eliminate plastic waste. It has released its product, Toraphene, to solve this crisis. The company asserts that its product is biodegradable even in the ocean, and has been developed using graphene technology. It is focussed on eliminating carrier bags and food containers in its first-round which accounts for 23% of marine waste. It aims to be a segment leader in the projected $25.4 billion biodegradable plastic industry by 2026. The company will use the investment to make Toraphene accessible to companies worldwide and make plastic packaging obsolete.

Celtic Renewables

Equity Crowdfunding in 2020
Celtic Renewables Ltd is a biotechnology company based in Edinburgh, United Kingdom, focused on producing biofuels from the by-products of the Scottish malt whisky industry. Founded in 2011, the company utilizes production residues such as pot ale and draff to create biobutanol, a renewable fuel that can replace petrol and diesel without requiring any modifications to existing engines. In addition to biobutanol, Celtic Renewables also produces other sustainable chemicals, including acetone, butanol, and ethanol, as well as sustainable animal feed. By leveraging local resources, the company aims to contribute to a low-carbon economy and provide cost-efficient energy solutions.

Cornish Lithium

Equity Crowdfunding in 2020
Cornish Lithium is a highly innovative mineral exploration and development company focused on the environmentally sustainable extraction of lithium from geothermal brines in the historic mining district of Cornwall, UK. The company has secured agreements with the owners of mineral rights over a large area of the County and is using modern technology to re-evaluate the region for lithium and other vital technology metals such as tin, copper and cobalt. A secure domestic supply of such metals is considered vital to the industrial strategy of the UK as it moves towards the production of electric vehicles.

MPower Ventures

Series A in 2020
MPower Ventures AG is a crowdfunding platform focused on providing affordable clean energy solutions in emerging markets. Founded in 2017 and headquartered in Zurich, Switzerland, the company partners with local entities to finance and deploy clean energy systems tailored for households and small to medium enterprises. MPower Ventures offers high-quality Plug&Play solar kits and energy-efficient appliances for both domestic and productive use. Its proprietary software tracks and digitizes operations, leveraging data to enhance financial inclusion for end-users. The company also provides inclusive financing solutions for its partners and customers, making clean energy accessible to a broader audience. Additionally, MPower Ventures has offices in Madrid, Shenzhen, Cameroon, and Zambia, extending its reach to various regions.

Hybrid Air Vehicles

Convertible Note in 2020
Hybrid Air Vehicles specializes in the manufacture of sustainable and efficient hybrid air vehicles. The company's innovative designs integrate various proven aerospace technologies, combining elements from airships, fixed-wing aircraft, and helicopters. This integration utilizes hull fabric and helium from airships, composite materials and avionics from fixed-wing designs, and vectored thrust technology from helicopters. As a result, Hybrid Air Vehicles aims to provide clients with a versatile mode of transportation that significantly contributes to the advancement of zero-carbon aviation.

Marine Power Systems

Equity Crowdfunding in 2020
Marine Power Systems Ltd. is a marine renewables technology development company based in Swansea, United Kingdom, established in 2008 by engineering graduates from Swansea University, Dr. Gareth Stockman and Dr. Graham Foster. The company focuses on the development and commercialization of innovative wave energy converters, including its flagship product, WaveSub, along with DualSub and WindSub devices. These converters operate under the sea's surface, adjusting their depth to optimize energy extraction and minimizing damage during severe weather conditions. By harnessing wave energy, Marine Power Systems aims to reduce the costs associated with energy generation from ocean waves, contributing to the renewable energy sector and promoting sustainable energy solutions.

Polysolar

Convertible Note in 2020
Polysolar Ltd. is a Cambridge-based company specializing in the development, design, and installation of building integrated photovoltaic (BIPV) solutions. Established in 2007, Polysolar produces innovative thin-film solar photovoltaic glass that is transparent and allows natural light into buildings while generating electricity, even at low light levels. Their products, which include various solar panel models, are integrated into architectural applications such as canopies, facades, and curtain walling. Polysolar collaborates with clients, architects, and the construction industry to deliver tailored integrated PV solutions that not only enhance the aesthetic appeal of buildings but also help meet environmental targets and planning regulations. The company's contributions can positively impact environmental assessments, potentially improving classification levels. With its focus on providing low-cost, sustainable energy solutions, Polysolar has positioned itself as a leading provider in the BIPV market.

Zoom EV

Equity Crowdfunding in 2020
Zoom EV is an electric vehicle sharing platform that combines the electric vehicle and sharing economies to address climate change. It offers a user-friendly online platform where individuals can book both private and public electric vehicles for car sharing. In addition to facilitating access to electric vehicles, Zoom EV provides dedicated insurance for these vehicles and a benefits bundle aimed at reducing costs for electric vehicle drivers. By promoting increased vehicle utilization, the company contributes to the reduction of carbon emissions and supports sustainable transportation solutions.

Cornish Lithium

Equity Crowdfunding in 2020
Cornish Lithium is a highly innovative mineral exploration and development company focused on the environmentally sustainable extraction of lithium from geothermal brines in the historic mining district of Cornwall, UK. The company has secured agreements with the owners of mineral rights over a large area of the County and is using modern technology to re-evaluate the region for lithium and other vital technology metals such as tin, copper and cobalt. A secure domestic supply of such metals is considered vital to the industrial strategy of the UK as it moves towards the production of electric vehicles.

Novaton

Equity Crowdfunding in 2020
Novaton specializes in clean technology solutions for the aquaculture industry, focusing on sustainable practices and renewable energy. The company develops innovative products such as solar islands and floating energy capture devices, which are engineered for industrial energy production. By integrating these technologies, Novaton aims to support the agriculture sector in producing natural seafood while minimizing reliance on antibiotics and enhancing overall environmental sustainability.

EnvoPAP

Equity Crowdfunding in 2020
EnvoPAP is a manufacturer of innovative and sustainable packaging and paper products designed to minimize environmental impact. By utilizing renewable materials such as agricultural waste and agro-fibers instead of traditional wood and single-use plastics, the company offers packaging solutions that significantly reduce the carbon footprint associated with conventional practices. Recognizing a gap in the market, EnvoPAP aims to disrupt the packaging industry with environmentally friendly alternatives that support a low-carbon circular economy. As a certified B Corporation, the company is committed to advancing sustainability and finding new ways to move beyond traditional tree-based paper packaging, contributing to a more sustainable future.

MPower Ventures

Equity Crowdfunding in 2020
MPower Ventures AG is a crowdfunding platform focused on providing affordable clean energy solutions in emerging markets. Founded in 2017 and headquartered in Zurich, Switzerland, the company partners with local entities to finance and deploy clean energy systems tailored for households and small to medium enterprises. MPower Ventures offers high-quality Plug&Play solar kits and energy-efficient appliances for both domestic and productive use. Its proprietary software tracks and digitizes operations, leveraging data to enhance financial inclusion for end-users. The company also provides inclusive financing solutions for its partners and customers, making clean energy accessible to a broader audience. Additionally, MPower Ventures has offices in Madrid, Shenzhen, Cameroon, and Zambia, extending its reach to various regions.

CCell

Seed Round in 2020
To protect beaches by growing beautiful coral reefs using 100% renewable energy. CCell’s natural solution, with multiple benefits, will transform the traditional coastal protection industry. We have worked tirelessly to engineer a beautifully simple system that works with nature. Creating a long-term solution, which protects coasts from erosion while enhancing marine ecosystems.

Cornish Lithium

Equity Crowdfunding in 2019
Cornish Lithium is a highly innovative mineral exploration and development company focused on the environmentally sustainable extraction of lithium from geothermal brines in the historic mining district of Cornwall, UK. The company has secured agreements with the owners of mineral rights over a large area of the County and is using modern technology to re-evaluate the region for lithium and other vital technology metals such as tin, copper and cobalt. A secure domestic supply of such metals is considered vital to the industrial strategy of the UK as it moves towards the production of electric vehicles.

Pavegen

Equity Crowdfunding in 2019
Pavegen, founded in 2009, is the global leader in harvesting energy and data from footfall. Their mission is to make our technology available to all communities, empowering people for a better world. We connect people to sustainability and smart cities, creating powerful experiences which convert footsteps into off-grid energy, rich data and rewards. Our technology enables people to directly engage with clean energy, to increase their understanding of sustainability issues, and to connect purposefully with brands. Technology alone won’t make cities perform more efficiently. It’s about changing behaviours. Pavegen’s combination of physical interactivity and rich data is helping to bring smart cities to life. With over 150 installations worldwide including our recent arrays in Washington DC’s Dupont Circle, cities and brands are recognising the value of people power.

Resilience Energy

Equity Crowdfunding in 2019
Resilience Energy is focused on transforming UK homes into self-sufficient power stations, enabling homeowners to produce, store, and sell renewable energy through a managed service and the 'R Energy' app. By leveraging this technology, homeowners can significantly reduce their electricity bills, achieving savings of up to 80%. The company provides energy services that allow customers to monitor the performance of their energy assets, tracking generation, consumption, and savings. This platform enhances renewable energy generation capabilities for grid operators and local distribution network operators, thereby facilitating greater connectivity to the grid. Through its innovative approach, Resilience Energy aims to help customers maximize their savings while contributing to carbon reduction efforts.

Novaton

Equity Crowdfunding in 2018
Novaton specializes in clean technology solutions for the aquaculture industry, focusing on sustainable practices and renewable energy. The company develops innovative products such as solar islands and floating energy capture devices, which are engineered for industrial energy production. By integrating these technologies, Novaton aims to support the agriculture sector in producing natural seafood while minimizing reliance on antibiotics and enhancing overall environmental sustainability.

Sunstone IP Systems

Equity Crowdfunding in 2018
Sunstone is a British tech company aiming to tackle real-world problems across a number of industries with ground-breaking technology. Their products provide surveillance and wireless telecommunications to the most remote locations while helping global organisations reduce their carbon footprint.

Exceedence

Equity Crowdfunding in 2018
Exceedence aims to catalyse commercialisation and investment in the renewable industry by providing sector specific, independent credible and robust financial planning, evaluation and optimisation software which was built and tested around international standards.

VENTURI

Equity Crowdfunding in 2018
Venturi offers drone-based solutions for industrial inspections in the energy sector, including power grids and pipelines.

Polysolar

Equity Crowdfunding in 2018
Polysolar Ltd. is a Cambridge-based company specializing in the development, design, and installation of building integrated photovoltaic (BIPV) solutions. Established in 2007, Polysolar produces innovative thin-film solar photovoltaic glass that is transparent and allows natural light into buildings while generating electricity, even at low light levels. Their products, which include various solar panel models, are integrated into architectural applications such as canopies, facades, and curtain walling. Polysolar collaborates with clients, architects, and the construction industry to deliver tailored integrated PV solutions that not only enhance the aesthetic appeal of buildings but also help meet environmental targets and planning regulations. The company's contributions can positively impact environmental assessments, potentially improving classification levels. With its focus on providing low-cost, sustainable energy solutions, Polysolar has positioned itself as a leading provider in the BIPV market.

The Five Point Brewing

Equity Crowdfunding in 2018
The Five Points Brewing Company is an independent brewery located in Hackney, London, established in 2013. It is dedicated to producing high-quality, unfiltered, and unpasteurized beers that emphasize flavor and aroma. The brewery draws inspiration from both the British real ale tradition and the international craft beer movement, offering a range of award-winning flagship beers alongside limited and small batch releases, including a barrel-aged project. Committed to supporting the local community, Five Points was the first UK brewery to become an accredited Living Wage Employer, ensuring its staff are paid the London Living Wage. The brewery also sources all its electricity from 100% renewable sources and has initiated an apprenticeship scheme to train future brewers, while actively engaging in local charitable, arts, and community projects.

Fishy Filaments

Equity Crowdfunding in 2017
Fishy Filaments is a company focused on enhancing sustainability within the UK fishery sector by recycling used fishing nets into 3D printer filament. By collecting discarded nets, which fishers typically dispose of at no cost, the company addresses the challenge of hard-to-recycle plastics. Fishy Filaments employs environmentally friendly processes and hardware to convert this fishing gear into commercially viable products without the use of harsh chemicals. This innovative approach not only contributes to reducing plastic waste but also opens up opportunities for international expansion, positioning the company as a leader in sustainable materials within the 3D printing industry.

MUTE

Equity Crowdfunding in 2017
MUTE is an innovative provider of electric vehicle (EV) urban transport services, focusing on subscription-based ownership models that cater to commuters, last-mile transport, e-commerce delivery, and fleet management. By offering green, GPS-enabled, low-cost EVs with removable lithium-ion batteries, MUTE aims to revolutionize urban mobility while promoting sustainability. The company's subscription program allows clients to access the latest EV technology without the burdens of maintenance costs, damage risks, and high capital expenditures, all while avoiding long-term contracts or deposits. MUTE operates in four countries and is actively expanding into additional markets across Southeast Asia, Europe, North America, and South America, facilitating a smooth transition from traditional internal combustion engine vehicles to a more sustainable, post-carbon economy.

Skipping Rocks Lab

Equity Crowdfunding in 2017
Skipping Rocks Lab is a London-based startup that develops natural and biodegradable packaging for liquids made from seaweed extract. It has developed Ooho!, an edible water bottle alternative to plastic bottles. Skipping Rocks Lab was co-founded by graduates from Imperial College and Royal College of Art and is currently incubated in the Climate KIC accelerator.

Pod Point

Series C in 2017
Pod Point Ltd. is a UK-based company that manufactures and sells electric vehicle charging stations for public, workplace, and destination use. Founded in 2009 and headquartered in London, the company provides a range of electric vehicle chargers and accessories tailored for homes, workplaces, and various destinations. Pod Point aims to promote sustainable travel by building a comprehensive network of chargepoints across the UK and Europe, strategically located where drivers typically park, such as homes, workplaces, and popular destinations like gyms and supermarkets. The company is a subsidiary of Electricité de France S.A. and operates a network that sees an electric vehicle starting to charge approximately every 42 seconds.

Circuitree Energy Independence

Equity Crowdfunding in 2017
Circuitree Energy Independence is focused on addressing the growing global energy demand while mitigating the impacts of climate change. The company has developed a smart battery system called Cirrus, which captures intermittent solar and wind energy, providing homes and businesses in the UK with enhanced energy independence. This automated home energy management system enables users to store renewable energy and track consumption through a web-connected platform. By facilitating the collection and utilization of cost-effective solar and wind energy, Circuitree empowers residential, commercial, and agricultural sectors to reduce their reliance on the traditional power grid, decrease their carbon footprint, and achieve significant cost savings.

Smalle Technologies

Equity Crowdfunding in 2016
Smalle Technologies is a Barcelona University (UB) spinoff which was created with the purpose of developing new methods and sources of clean renewable energy that are not dependent on fossil fuels and do not harm the environment. The company researches new methods and sources of clean and renewable energy, which are capable of meeting current needs without compromising the resources of future generations. The company is convinced that research and innovation should be oriented towards technologies that support sustainable development, and so they prioritize the search for new sustainable energy sources.

ECrowd

Equity Crowdfunding in 2016
ECrowd is an online peer-to-business crowdfunding platform that facilitates investment in projects with a positive social impact, primarily in the energy efficiency and telecommunications sectors. By connecting project owners with investors seeking alternative investment opportunities, ECrowd enables individuals to earn passive income while contributing to sustainable initiatives. The platform supports collective loan campaigns, allowing clients to raise funds necessary for completing their projects. In doing so, ECrowd promotes the development of energy models and improved telecommunications infrastructure, ultimately fostering community welfare and enhancing access to financing for impactful projects.

Verto Homes

Equity Crowdfunding in 2016
Verto Homes focuses on the development of smart homes that are able to generate energy. Verto Homes offers Vesta, an application that enables their customers to manage energy creation and consumption. It also offers integrated solar roofs, air source heat pumps, MVHR units, electric vehicle charging points, and solutions to prevent heat loss and noise pollution. Verto Homes was founded by Tom Carr and Richard Pearce in 2008. It is based in Newquay, England.

Witt Energy

Equity Crowdfunding in 2016
Witt Energy is a technology company based in Plymouth, England, that specializes in energy harvesting solutions capable of converting various forms of motion into electricity. Founded in 2013 by Mairi and Martin Wickett, the company has developed a proprietary technology known as WITT, which utilizes a 3D pendulum mechanism to capture energy from multiple sources, including water, wind, and human movement. Witt Energy offers several applications of this technology, such as Marine WITT for boats and buoys, as well as products aimed at personal power generation, including Backpack Power WITT and a smartphone recharge device. The company's focus extends to harnessing renewable energy from wave and wind motion, positioning it as a pioneer in innovative energy solutions.

Renovagen

Equity Crowdfunding in 2016
Renovagen has developed a patented transportable solar power system which enables PV arrays of up to 100kWp to be deployed from a 20ft ISO standard shipping container. It is a solar power system called "RAPID ROLL" - a complete "micro-grid in a box" solution which includes a solar field that can be unrolled "like a carpet" in 2 minutes. Compared with existing solutions, it produces 10 times more power and can be deployed much more quickly. Ideal for military, disaster relief and remote industrial operations such as mining, the Renovagen system addresses the need for high power, transportable renewable energy systems which can eliminate the high costs of delivering fuel and maintaining diesel gensets in remote locations.

Hybrid Air Vehicles

Equity Crowdfunding in 2016
Hybrid Air Vehicles specializes in the manufacture of sustainable and efficient hybrid air vehicles. The company's innovative designs integrate various proven aerospace technologies, combining elements from airships, fixed-wing aircraft, and helicopters. This integration utilizes hull fabric and helium from airships, composite materials and avionics from fixed-wing designs, and vectored thrust technology from helicopters. As a result, Hybrid Air Vehicles aims to provide clients with a versatile mode of transportation that significantly contributes to the advancement of zero-carbon aviation.

Vagalume Energia

Equity Crowdfunding in 2016
Vagalume Energía is a Galician company that comes to offer, both to individuals and companies, energy solutions that help improve the rational and sustainable use of energy, reducing the environmental impact and covering the entire chain of activities that make up the consumption process energetic. Its objective is to maximize the use of energy in the business environment and the individual, working to achieve it in the safest, most efficient, productive and sustainable way.

BuffaloGrid

Equity Crowdfunding in 2016
BuffaloGrid is a company focused on providing mobile power and connectivity solutions to underserved markets, particularly in off-grid areas. Its innovative technology aims to bridge the digital divide by offering solar-powered phone charging systems and access to digital content and services. By enabling smartphone users in frontier markets to utilize their devices more effectively, BuffaloGrid seeks to enhance their quality of life and business opportunities. The company's mission centers on connecting billions of overlooked customers, empowering them with essential mobile digital services that can lead to significant improvements in their daily activities.

CGON

Equity Crowdfunding in 2015
Their product works by splitting water into its two base component gases Hydrogen & Oxygen. The two gases are produced on board, on demand, for a given application. The gas is then channeled into the combustion engine where a unique reaction takes place

ECrowd

Equity Crowdfunding in 2015
ECrowd is an online peer-to-business crowdfunding platform that facilitates investment in projects with a positive social impact, primarily in the energy efficiency and telecommunications sectors. By connecting project owners with investors seeking alternative investment opportunities, ECrowd enables individuals to earn passive income while contributing to sustainable initiatives. The platform supports collective loan campaigns, allowing clients to raise funds necessary for completing their projects. In doing so, ECrowd promotes the development of energy models and improved telecommunications infrastructure, ultimately fostering community welfare and enhancing access to financing for impactful projects.

Pavegen

Equity Crowdfunding in 2015
Pavegen, founded in 2009, is the global leader in harvesting energy and data from footfall. Their mission is to make our technology available to all communities, empowering people for a better world. We connect people to sustainability and smart cities, creating powerful experiences which convert footsteps into off-grid energy, rich data and rewards. Our technology enables people to directly engage with clean energy, to increase their understanding of sustainability issues, and to connect purposefully with brands. Technology alone won’t make cities perform more efficiently. It’s about changing behaviours. Pavegen’s combination of physical interactivity and rich data is helping to bring smart cities to life. With over 150 installations worldwide including our recent arrays in Washington DC’s Dupont Circle, cities and brands are recognising the value of people power.

Hybrid Air Vehicles

Equity Crowdfunding in 2015
Hybrid Air Vehicles specializes in the manufacture of sustainable and efficient hybrid air vehicles. The company's innovative designs integrate various proven aerospace technologies, combining elements from airships, fixed-wing aircraft, and helicopters. This integration utilizes hull fabric and helium from airships, composite materials and avionics from fixed-wing designs, and vectored thrust technology from helicopters. As a result, Hybrid Air Vehicles aims to provide clients with a versatile mode of transportation that significantly contributes to the advancement of zero-carbon aviation.

Tempus Energy

Equity Crowdfunding in 2015
Tempus Energy is a clean-tech start-up, established to exploit a disruptive technology and business model. The company's technology uses AI and smart algorithms to control and optimize when flexible assets use energy. By predicting volatility in carbon intensity and market prices we allow customers to reduce their energy costs - while simultaneously enhancing their use of renewables. Tempus Energy has experience working with SME’s and large business customers to identify and unlock flexible assets. The company was founded in 2012.

Powervault

Equity Crowdfunding in 2015
Powervault Ltd. is a London-based company that designs and markets energy storage solutions, specifically aimed at residential consumers. Founded in 2012, Powervault has developed a plug-and-play domestic energy storage device featuring an integrated battery and control system. This innovative product captures excess electricity generated from solar panels during the day and releases it for use in the evening, allowing users to reduce their reliance on grid electricity and potentially lower their household energy bills by up to 15%. To reach customers, Powervault collaborates with solar photovoltaic (PV) installers across the United Kingdom. The company has invested two years in development, which included laboratory testing and pilot installations in homes. Powervault's mission is to provide an economical and sustainable energy storage option that empowers consumers to take control of their energy use while contributing to environmental sustainability.

The Solar Cloth Company

Equity Crowdfunding in 2014
The Solar Cloth Company specializes in the development of lightweight, flexible solar panels designed for commercial applications where traditional silicon panels are impractical. By focusing on non-load bearing roofs, curved roofs, lightweight carports, and tensile fabric structures, the company addresses a significant market opportunity within the UK, where commercial properties account for 13% of energy consumption and contribute 19% of CO2 emissions. The potential markets for their solar solutions include an estimated 834 million square metres of non-load bearing roofing and 353 million square metres of car parking, valued at approximately £167 billion and £71 billion, respectively. This innovative approach enables businesses to harness solar power effectively, particularly in environments dominated by non-load bearing roofing, such as supermarkets and warehouses.

CGON

Equity Crowdfunding in 2014
Their product works by splitting water into its two base component gases Hydrogen & Oxygen. The two gases are produced on board, on demand, for a given application. The gas is then channeled into the combustion engine where a unique reaction takes place

E-Car Club

Venture Round in 2013
E-Car Club Ltd. is an electric pay-per-use car rental service based in London, United Kingdom, and was incorporated in 2011. As the UK's first entirely electric car club, it offers hourly rentals of plug-in electric vehicles for both personal and business use, catering to community members who seek the convenience of a private car without the associated ownership costs. E-Car Club aims to provide a low-cost travel option while promoting environmentally friendly transportation solutions, boasting some of the lowest emissions in the market. The company operates as a subsidiary of The Europcar Lab, further enhancing its service offerings in the electric vehicle sector.
Spot something off? Help us improve by flagging any incorrect or outdated information. Just email us at support@teaserclub.com. Your feedback is most welcome.