Top 5 Renewable Energy VC (Venture Capital) Funds in Estonia in September 2025

Last updated: Sep 2025 A list of 5 VC (Venture Capital) funds that invest in Renewable energy startups based in Estonia. We rank investors based on the number of investments they made in Renewable energy companies from Estonia. We update this investor list every month.

Top 5 Renewable Energy VC (Venture Capital) Funds in Estonia in September 2025

Investor	Renewable Energy Estonia investments
Lemonade Stand	2
Grid.vc	1
Vestman Energia	1
Change Ventures	1
Greenco Ventures	1

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Investor list

Lemonade Stand is a VC fund that focuses on early stage B2B investments in Baltic and East European founders no matter the HQ location. Investing €25-300K in strong teams, technology or traction.

Investment focus

Software, Artificial Intelligence, FinTech
Seed, Pre-Seed, Funding Round
Estonia, Lithuania, India

Portfolio highlights

Esgrid — One platform to onboard, evaluate and engage suppliers. Remove the countless hours spent on individual forms and spreadsheets by automating supplier evaluation with Esgrid, from onboarding to managing supply chain sustainability.
Ligence — AI Automated Echocardiography - Artificial intelligence-powered automated heart ultrasound echo lab system.
Soldera — Soldera enables renewable energy producers to earn additional income through an automatic guarantee of the origin trading system.

Grid.vc is the first investor in superb teams disrupting the energy business.

Investment focus

Energy, Renewable Energy, SaaS
Seed, Pre-Seed, Funding Round
Finland, Estonia

Portfolio highlights

Bioreactor — Bioreactor is a revolutionary technology that converts bio waste into clean energy through biomass gasification. It's a sustainable, efficient and cost-effective solution that addresses energy poverty, energy security and climate change. With the use of the latest technology in computational fluid dynamics, cloud-optimized digital twin anddeep learning algorithms, the Bioreactor can optimize its performance in real-time over a wide range of fuels and operating conditions. The Bioreactor is a game changer in the energy industry, it can reduce greenhouse gas emissions, drastically lower energy costs, and help to alleviate energy poverty on a national scale.
Safegrid — Smarter sensors for a smarter grid
Vensum Power — Revolutionizing power conversion. More power in same package, less energy waste and low maintenance.

Our focus changes in the same pace with the surrounding world. If the main concern of the mankind is the food and energy supplies and polluted living environment, the current activities of the companies of Vestman Group thus also focus on these topics. Our vision is to be a sustainable forest manager on one of the Estonian largest private forestpossession. We lease out arable lands, give advice and help to find the best solution based on the partner’s needs. We are starting our journey in Eco-friendly Technology to strengthen our Circular economy way of doing things even further. We value the world we live in and the resources we use in our business.