Startup Wise Guys
Startup Wise Guys is an accelerator and early-stage program based in Tallinn, Estonia, founded in 2012. It runs intensive up to five-month programs that validate and develop products and prepare founders to sell to business customers, culminating in demo days before venture capitalists and angel investors. The company focuses on B2B software as a service, fintech, cybersecurity, sustainability, and related tech sectors across Europe, and has accelerated more than 300 startups with a startup survival rate above 80%. It operates with a network of over 200 mentors who guide startups through product validation, market entry, and fundraising, and maintains a 300+ startup alumni community spanning more than 40 countries, with ongoing alumni events for business development and fundraising.
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Past deals in GreenTech
Esgrid
Pre Seed Round in 2025
Esgrid offers software solutions for medium-sized businesses and financial institutions, focusing on managing sustainability within the supply chain. Its platform uses AI to automate data collection, generate ESG assessment reports, and track progress, helping businesses optimize their value chain's environmental, social, and governance impact.
Esgrid
Seed Round in 2025
Esgrid offers software solutions for medium-sized businesses and financial institutions, focusing on managing sustainability within the supply chain. Its platform uses AI to automate data collection, generate ESG assessment reports, and track progress, helping businesses optimize their value chain's environmental, social, and governance impact.
Blue Auditor
Pre Seed Round in 2025
Blue Auditor is a technology company specializing in sustainability management for real estate. It offers a cloud-based platform that helps property and asset managers monitor and enhance the performance of their buildings, facilitating informed decisions on sustainability. The platform provides features such as deficiency management, consumption data management, and monitoring, aiming to transition the real estate industry towards sustainability.
BeWorks Automation
Pre Seed Round in 2024
BeWorks Automation specializes in energy-efficient solutions, offering services such as industrial automation, electric vehicle charging infrastructure, and renewable energy development. Their mission is to facilitate sustainable electric mobility and green energy accessibility, primarily serving the transport industry.
BERKM
Seed Round in 2024
BERKM develops a clay-based additive to reduce plastic usage in packaging. The additive enhances polyethylene terephthalate plastics by improving gas barrier properties, strength, and ultraviolet resistance, enabling manufacturers to lower plastic consumption while extending product shelf life. By addressing plastic pollution, CO2 emissions, and beverage and food waste, BERKM aims to reduce the environmental impact of packaging and support more sustainable product lifecycles.
Esgrid
Pre Seed Round in 2024
Esgrid offers software solutions for medium-sized businesses and financial institutions, focusing on managing sustainability within the supply chain. Its platform uses AI to automate data collection, generate ESG assessment reports, and track progress, helping businesses optimize their value chain's environmental, social, and governance impact.
Blue Auditor
Pre Seed Round in 2023
Blue Auditor is a technology company specializing in sustainability management for real estate. It offers a cloud-based platform that helps property and asset managers monitor and enhance the performance of their buildings, facilitating informed decisions on sustainability. The platform provides features such as deficiency management, consumption data management, and monitoring, aiming to transition the real estate industry towards sustainability.
Ciclogreen
Pre Seed Round in 2023
Ciclogreen operates an online platform that rewards commuters for cycling instead of driving. Using gamification, the platform encourages sustainable mobility and offers rewards such as discounts and gift trips to participants. It also enables employers to promote cycling among their workforce, helping reduce transportation emissions and support climate-friendly practices.
Evening
Pre Seed Round in 2023
Evening specializes in digitizing retail receipts to minimize environmental pollution. By converting physical receipts into digital data, Evening enables consumers to access their purchase history conveniently while helping merchants and corporations gain insights from SKU-level data.
Trashify
Pre Seed Round in 2023
Trashify is a company that specializes in creating a recycling platform aimed at enhancing the precision of waste tracking. Its innovative platform allows clients to monitor, record, and manage waste data effectively, facilitating compliance with material recovery criteria. By employing automated sorting and segregation at the source, Trashify increases the availability of actionable data, thereby eliminating uncertainties in the waste-tracking process. This approach empowers clients to optimize their waste management strategies and achieve their recycling goals more efficiently.
BeWo
Pre Seed Round in 2023
BeWo develops an environmental footprint tracking platform that automates data collection, standardization, and visualization for quantifying ESG metrics and carbon emissions. This enables businesses to adopt a data-driven approach in assessing and optimizing their sustainability initiatives.
Nature Preserve
Seed Round in 2023
Nature Preserve provides a subscription-based Life Cycle Assessment (LCA) platform designed for food distributors and processors. This platform enables users to track and minimize the emissions of food products, contributing to improved efficiency in food supply chains.
Glivee
Pre Seed Round in 2022
Founded in Milan, Italy in 2021, Glivee is a lifestyle marketplace dedicated to promoting sustainability. It offers a curated selection of consumer goods and apparel, focusing on solid cosmetics, reusable accessories, and plastic-free household items. Glivee evaluates product sustainability using its proprietary framework and assists brands in defining their sustainable identity.
Decomer Technology
Pre Seed Round in 2022
Decomer Technology develops water-soluble and edible packaging materials and related products. Its materials offer an eco-friendly alternative to conventional plastics by dissolving in water and using plant-based components that can be composted, enabling water-soluble, edible containers for packaging applications.
Effa
Pre Seed Round in 2022
Effa develops eco-clean disposable hygiene products that replace plastic analogs with paper-based, recyclable solutions to reduce pollution. The products combine recycled paper components with corn-starch laminates and other environmentally friendly materials, and incorporate nylon designed to decompose quickly, offering an easy-to-use, affordable, and stylish option for personal hygiene.
SenseGrass
Pre Seed Round in 2022
Founded in 2017, SenseGrass develops IoT devices and AI software for sustainable farming. It offers real-time soil intelligence via sensors and analytics, enabling farmers to optimize nutrient management, reduce chemical fertilizer use, and increase crop yields.
BeeSage
Pre Seed Round in 2022
Modular beehive monitoring system that boosts productivity and honey yield to benefit the Earth through data-driven beekeeping. Our software and hardware help beekeepers, farmers and conservation stakeholders mitigate risks and enable informed decisions.
Avrio
Seed Round in 2022
Avrio is an AI-powered facility operating system to unify data-driven building operations. Avrio is creating a new company that will enable the decarbonization of real estate, the largest asset class in the world, by utilizing data and technology. This will boost economic performance for enterprises, improve living conditions, hasten the transition to sustainability, and address climate catastrophe.
Glivee
Pre Seed Round in 2021
Founded in Milan, Italy in 2021, Glivee is a lifestyle marketplace dedicated to promoting sustainability. It offers a curated selection of consumer goods and apparel, focusing on solid cosmetics, reusable accessories, and plastic-free household items. Glivee evaluates product sustainability using its proprietary framework and assists brands in defining their sustainable identity.
KWOTA
Pre Seed Round in 2021
KWOTA operates a marketplace focused on carbon credits, specifically targeting the validation and trading of carbon emission savings derived from increased material recovery. The company provides a platform that benefits material producers by incentivizing the use of recycled materials, thereby facilitating a reduction in carbon dioxide emissions. By promoting the reuse of materials, KWOTA enables its clients to enhance operational efficiency while contributing to environmental sustainability. The company's approach not only supports the reduction of greenhouse gas emissions but also encourages a circular economy through the effective management and trading of carbon credits associated with recycled materials.
iDEAL Rent
Pre Seed Round in 2021
iDEAL Rent facilitates mobility distribution by providing a white-label platform for companies to offer car-as-a-service to their customers. Initially launched in Italy with over 100 B2B clients, the company aims to expand across Europe.
Fractory
Series A in 2021
Fractory is an online platform facilitating sheet metal fabrication. It connects users with partner service providers for various processes like laser cutting, plasma cutting, and metal bending. Incorporated in 2019, Fractory operates globally to streamline manufacturing.
Growberry
Pre Seed Round in 2021
Growberry is a company focused on enhancing agricultural practices through innovative gardening technology. It develops automated mini-greenhouses tailored for urban farming, which incorporate advanced systems for monitoring air conditioning, nutrient control, seed germination, and water-cooled LED grow lights. By utilizing a controlled environmental chamber, Growberry offers an end-to-end research and development service known as ReaDy, aimed at creating optimized growing algorithms. This service allows businesses dependent on plant supply to make informed decisions, thereby reducing operational risks and improving crop yields in farms, greenhouses, and plant factories.
Pagerr
Pre Seed Round in 2021
Pagerr is a technology company focused on optimizing printing processes for printing houses. By expanding the concept of pintables into previously unused printing spaces, Pagerr's innovative technology allows for the reuse of paper that would otherwise be discarded. This approach enables the printing of products such as books, posters, and pamphlets using only the leftover portions of a sheet of paper. By promoting zero wastage and full utilization of resources, Pagerr helps clients minimize waste and reduce operational costs, ultimately enhancing the efficiency of the printing industry.
Effa
Pre Seed Round in 2020
Effa develops eco-clean disposable hygiene products that replace plastic analogs with paper-based, recyclable solutions to reduce pollution. The products combine recycled paper components with corn-starch laminates and other environmentally friendly materials, and incorporate nylon designed to decompose quickly, offering an easy-to-use, affordable, and stylish option for personal hygiene.
Fractory
Seed Round in 2019
Fractory is an online platform facilitating sheet metal fabrication. It connects users with partner service providers for various processes like laser cutting, plasma cutting, and metal bending. Incorporated in 2019, Fractory operates globally to streamline manufacturing.
Fractory
Pre Seed Round in 2017
Fractory is an online platform facilitating sheet metal fabrication. It connects users with partner service providers for various processes like laser cutting, plasma cutting, and metal bending. Incorporated in 2019, Fractory operates globally to streamline manufacturing.
VitalFields
Pre Seed Round in 2012
VitalFields is a digital agriculture company based in Tallinn, Estonia, established in 2011. The company specializes in developing farm management software that enables farmers to efficiently plan, manage, and analyze their field activities. Its platform simplifies the tracking and reporting of crop inputs, assisting farmers in maintaining compliance with European Union environmental standards. VitalFields operates in several European countries, providing essential tools for modern agricultural practices.
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