Top 10 Renewable Energy Startup Investors in Estonia in January 2026

Last updated: Jan 2026 A list of 10 angel investors and 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 10 Renewable Energy Startup Investors in Estonia in January 2026

Investor	Renewable Energy Estonia investments
Lemonade Stand	2
Vestman Energia	1
Janis Krums	1
Greenco Ventures	1
Grid.vc	1
Norrsken Evolve	1
Priit Viru	1
Commerce Ventures	1
Kiilto Ventures	1
Change 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 — Esgrid is the smartest supplier discovery platform in food and beverage. Say goodbye to Googling and GPT, say hello to millions of verified products with enriched contacts. It's all for free, like search should be.
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.

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.

Investment focus

Water, Software, CleanTech
Pre-Seed, Seed, Funding Round
Estonia

Portfolio highlights

KWOTA — Kwota offers digital validation and trading services for recycled material CO₂ emissions.
Spacedrip — Spacedrip develops automated water treatment and reuse systems that recycle wastewater back to pure usable water with minimal maintenance. Our systems provide off-grid water without the need for centralized sewage/water solutions.
RAIKU — RAIKU is a cleantech startup that produces 100% natural packaging material that has also great looks and shock absorption - most importantly, it gives 15-20 times more volume to its raw material making it one of the most resource efficient material uses in the world with high margins. Both the production is and products are clean making no harm tonature. RAIKU has raised over 1.2mln€ in the pre-seed stage, built a team of over 10 people, its own IP and clients are already using its packaging material. This material will up-end the 1 trillion € packaging sector.

Janis Krums is a Venture Partner at change ventures.

Investment focus

Big Data, Financial Services, SaaS
Seed, Pre-Seed, Angel
United States, Estonia, United Kingdom

Portfolio highlights

KWOTA — Kwota offers digital validation and trading services for recycled material CO₂ emissions.
PayQin — Vous allez aimer payer en ligne
Detail — Record and edit videos with Detail for iOS and macOS. Everything you need to create videos and podcasts, fast. Download for free on the App Store.

Greenco Ventures is an investment firm.

Investment focus

Renewable Energy, Environmental Engineering
Pre-Seed
Estonia

Portfolio highlights

KWOTA — Kwota offers digital validation and trading services for recycled material CO₂ emissions.

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.

Norrsken Evolve is a pre-seed fund that supports the founders who are creating the future of Europe by offering funding,a top-notch in-person sprint, and an exceptional network.

Investment focus

Recycling, Renewable Energy
Pre-Seed
Estonia

Portfolio highlights

aiomics — Aiomics | Back to your calling.Across Europe, healthcare providers lose hours every day to fragmented documentation—handwritten notes, scanned PDFs, dictations, disconnected IT systems. The result: burnout, missed revenue, and patients feeling like they’re asked the same question three times.Aiomics changes this. Our AI-driven co-pilot capturesevery clinical detail—speech, handwriting, digital notes—and validates it in real time with a human-in-the-loop process. Interactive checklists surface missing information before the patient leaves, and audit-ready records flow straight back into existing systems. Built for GDPR, MDR, and the EU AI Act from day one, Aiomics makes documentation complete, compliant, and instantly usable.We don’t replace EHRs—we make them better. From admission and discharge reports to insurer forms, from therapist briefings to patient-friendly letters, Aiomics turns paperwork from a burden into an asset. For providers, that means fewer errors, faster reimbursements, and—most importantly—more time at the bedside.Our mission: to empower healthcare professionals by removing administrative burdens and elevating their decision-making with trusted AI guidance—so they can reconnect with why they chose this vocation in the first place.Who we are: Aiomics is co-founded by Dr. Sven Jungmann, a physician with frontline experience of administrative overload; Dr. Nikita Tarasov, a physicist and data scientist; and a lawyer who scaled one of Europe’s largest digital service companies. Together, we unite empathy, technical mastery, and regulatory expertise to build the trusted co-pilot for Europe’s healthcare providers.
Jälle Technologies — Jälle Technologies create advanced recycling technologies that transform battery waste into high-value resources.

Priit Viru

Investment focus

Music, Events, Sports
Pre-Seed
Estonia, United States

Portfolio highlights

FanSifter — FanSifter is a fan data management platform that leverages machine learning to help rights holders in music, entertainment, and sports increase tickets, music, merch, experiences, and sponsorships sales.
Jälle Technologies — Jälle Technologies create advanced recycling technologies that transform battery waste into high-value resources.

At Commerce Ventures, they are building a new and different type of venture capital firm. Their investors are a unique and strategic blend of leading entrepreneurs, senior executives, and corporates from their focus sectors (mobile, retail/e-commerce, payments, fin-tech, insurance). In addition to providing capital, they are committed tohelping their portfolio companies succeed in scaling their commerce-related innovations.