Third Sphere

Founded in 2013, Third Sphere is a venture capital firm based in Brooklyn, New York. It focuses on investing in early-stage climate action companies, with a track record of over 100 portfolio companies that unlock greenhouse gas reductions and resilience through innovative strategies.

Shaun Abrahamson

Managing Partner

Stonly Baptiste Blue

Managing Partner

Shilpi Kumar

Partner

Past deals in Smart Home

Plentify

Venture Round in 2024
Plentify develops smart energy technology that connects home appliances with cheaper, cleaner energy through an intelligent residential load management platform. The system matches household demand with clean energy supply, delivering substantial cost savings and helping to reduce reliance on battery storage. By integrating advanced hardware, artificial intelligence, data science, and user-centric design, Plentify creates smart home products that simplify energy management and support electricity systems. The company targets households, energy providers, and municipalities, enabling them to lower risk and bulk electricity costs while improving grid reliability and the share of clean energy in the power mix.

Evolve Energy

Pre Seed Round in 2019
Evolve Energy Inc. is an energy company based in Houston, Texas, focused on providing a platform for energy optimization and savings. Founded in 2018, Evolve Energy aids consumers in reducing their energy costs through the integration of real-time pricing, connected home devices, and renewable energy solutions. The company employs artificial intelligence and Internet of Things technology to manage energy usage, encouraging customers to shift consumption to periods of lower cost and lower carbon emissions. By facilitating access to electricity at wholesale rates and optimizing energy consumption with smart devices, Evolve Energy not only supports individual savings but also aims to minimize the environmental impact of energy use. As of September 2020, it operates as a subsidiary of Octopus Energy Limited.

Flair

Seed Round in 2019
Flair makes smart vents and wireless thermostats and advanced software for residential heating and cooling. The company builds smart hardware and software for HVAC controls focused on efficiency, comfort, electrification, and smart grid integration. The company's products are sold through multiple channels including direct to consumer, HVAC distribution, and utilities.

Bumblebee Spaces

Seed Round in 2018
Bumblebee Spaces is a San Francisco-based company founded in 2017 that specializes in creating innovative home furnishings through robotics and artificial intelligence. The company's primary product is a modular ceiling system designed to address storage needs by utilizing smart robots and AI technology. This system allows users to store, manage, and retrieve objects on-demand within the ceiling space, effectively increasing usable living area. Bumblebee Spaces also offers a mobile application that enables users to move and preview stored items. The company's approach focuses on maximizing space efficiency by thinking in cubic feet rather than square feet, providing a novel solution for modern living spaces.

Bumblebee Spaces

Seed Round in 2018
Bumblebee Spaces is a San Francisco-based company founded in 2017 that specializes in creating innovative home furnishings through robotics and artificial intelligence. The company's primary product is a modular ceiling system designed to address storage needs by utilizing smart robots and AI technology. This system allows users to store, manage, and retrieve objects on-demand within the ceiling space, effectively increasing usable living area. Bumblebee Spaces also offers a mobile application that enables users to move and preview stored items. The company's approach focuses on maximizing space efficiency by thinking in cubic feet rather than square feet, providing a novel solution for modern living spaces.

Sapient Industries

Seed Round in 2018
Sapient Industries, Inc. specializes in Automated Energy Management Systems (AEMS) that leverage machine learning to optimize energy consumption in residential and commercial buildings. Founded in 2017 and based in Philadelphia, Pennsylvania, the company offers a comprehensive suite of tools including a control dashboard and smart outlets. The control dashboard equips facilities managers with insights and automation capabilities, while smart outlets monitor real-time power consumption and device types of plugged-in equipment. By collecting data on energy usage, Sapient Industries' systems can identify unused equipment, automate energy-efficient practices, and ultimately reduce energy waste and costs. The company's innovative approach not only enhances operational efficiency but also contributes to improved safety and reduced environmental impact.

Flair

Convertible Note in 2017
Flair makes smart vents and wireless thermostats and advanced software for residential heating and cooling. The company builds smart hardware and software for HVAC controls focused on efficiency, comfort, electrification, and smart grid integration. The company's products are sold through multiple channels including direct to consumer, HVAC distribution, and utilities.

Flair

Convertible Note in 2016
Flair makes smart vents and wireless thermostats and advanced software for residential heating and cooling. The company builds smart hardware and software for HVAC controls focused on efficiency, comfort, electrification, and smart grid integration. The company's products are sold through multiple channels including direct to consumer, HVAC distribution, and utilities.

Kelvin

Venture Round in 2016
Kelvin is an energy management and electrification platform focused on enhancing radiator-heated buildings. The company utilizes its innovative Radiator Labs system, which features smart thermostatic radiator enclosures that are connected to central heating controls. This technology aims to reduce fuel waste, lower building emissions, and improve tenant comfort. Kelvin's hybrid electrification platform allows buildings to electrify 60-80% of their space heating requirements at a fraction of the cost of traditional electrification methods. The system can be programmed to optimize heating sources based on factors such as energy pricing and carbon fines, helping radiator-heated buildings comply with NYC's 2030 emission caps at reduced costs. The effectiveness of Radiator Labs' technology has been validated by NYSERDA, demonstrating an average savings of 25.5% in heating costs. Kelvin's innovations have garnered multiple awards and recognitions, affirming its commitment to sustainable energy solutions in the built environment.

ecomo

Seed Round in 2016
Ecomo Inc. specializes in the design and manufacture of innovative smart water bottles that utilize advanced sensing technology to test, analyze, and purify water. Founded in 2016 and headquartered in Sunnyvale, California, the company addresses the critical issue of water contamination by providing a portable and affordable device capable of detecting various water quality parameters, such as Total Organic Carbon, turbidity, Total Dissolved Solids, heavy metals, and bacteria. Ecomo's product is designed for both indoor and outdoor use, making it suitable for activities like hiking and camping, as well as for everyday use in kitchens and offices. The smart water bottle features a button-less design with readings accessible via a smartphone app, and it is powered by a solar panel for convenience during outdoor activities. Additionally, the device is extendable, allowing for filter and detector add-ons to enhance its functionality.

Rachio

Series A in 2015
Rachio is a Denver-based company that develops intelligent sprinkler controllers and related hardware and software to improve home water efficiency. Its offerings include WiFi-enabled controllers and the Iro device for remote watering and automated scheduling based on weather data, soil characteristics, sun exposure, and water budgets. The company provides cloud-based software and a mobile app that enable users to manage sprinkler systems from anywhere, helping conserve water and reduce irrigation costs.

Flair

Seed Round in 2015
Flair makes smart vents and wireless thermostats and advanced software for residential heating and cooling. The company builds smart hardware and software for HVAC controls focused on efficiency, comfort, electrification, and smart grid integration. The company's products are sold through multiple channels including direct to consumer, HVAC distribution, and utilities.

Kelvin

Seed Round in 2015
Kelvin is an energy management and electrification platform focused on enhancing radiator-heated buildings. The company utilizes its innovative Radiator Labs system, which features smart thermostatic radiator enclosures that are connected to central heating controls. This technology aims to reduce fuel waste, lower building emissions, and improve tenant comfort. Kelvin's hybrid electrification platform allows buildings to electrify 60-80% of their space heating requirements at a fraction of the cost of traditional electrification methods. The system can be programmed to optimize heating sources based on factors such as energy pricing and carbon fines, helping radiator-heated buildings comply with NYC's 2030 emission caps at reduced costs. The effectiveness of Radiator Labs' technology has been validated by NYSERDA, demonstrating an average savings of 25.5% in heating costs. Kelvin's innovations have garnered multiple awards and recognitions, affirming its commitment to sustainable energy solutions in the built environment.

Flair

Convertible Note in 2014
Flair makes smart vents and wireless thermostats and advanced software for residential heating and cooling. The company builds smart hardware and software for HVAC controls focused on efficiency, comfort, electrification, and smart grid integration. The company's products are sold through multiple channels including direct to consumer, HVAC distribution, and utilities.

Rachio

Convertible Note in 2014
Rachio is a Denver-based company that develops intelligent sprinkler controllers and related hardware and software to improve home water efficiency. Its offerings include WiFi-enabled controllers and the Iro device for remote watering and automated scheduling based on weather data, soil characteristics, sun exposure, and water budgets. The company provides cloud-based software and a mobile app that enable users to manage sprinkler systems from anywhere, helping conserve water and reduce irrigation costs.

Rachio

Convertible Note in 2013
Rachio is a Denver-based company that develops intelligent sprinkler controllers and related hardware and software to improve home water efficiency. Its offerings include WiFi-enabled controllers and the Iro device for remote watering and automated scheduling based on weather data, soil characteristics, sun exposure, and water budgets. The company provides cloud-based software and a mobile app that enable users to manage sprinkler systems from anywhere, helping conserve water and reduce irrigation costs.

KIWI

Convertible Note in 2013
KIWI is a Berlin-based company that specializes in keyless entry systems for residential properties, specifically for apartment buildings. Established in February 2012, KIWI offers a digital access solution that allows property managers to oversee door access online in real time through the KIWI Portal. This system eliminates the need for physical keys, streamlining access management and reducing unnecessary trips for property managers. With over 110,000 residential units connected to its infrastructure and more than 600 housing companies as clients, KIWI facilitates over 500,000 door openings each month. The company is led by CEO Karsten Nölling and Hannah Nöthig.

Kelvin

Seed Round in 2012
Kelvin is an energy management and electrification platform focused on enhancing radiator-heated buildings. The company utilizes its innovative Radiator Labs system, which features smart thermostatic radiator enclosures that are connected to central heating controls. This technology aims to reduce fuel waste, lower building emissions, and improve tenant comfort. Kelvin's hybrid electrification platform allows buildings to electrify 60-80% of their space heating requirements at a fraction of the cost of traditional electrification methods. The system can be programmed to optimize heating sources based on factors such as energy pricing and carbon fines, helping radiator-heated buildings comply with NYC's 2030 emission caps at reduced costs. The effectiveness of Radiator Labs' technology has been validated by NYSERDA, demonstrating an average savings of 25.5% in heating costs. Kelvin's innovations have garnered multiple awards and recognitions, affirming its commitment to sustainable energy solutions in the built environment.
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