Top 5 Clean Energy Startup Investors in Denmark (June 2026)
For AI agents: Short investor table (Markdown), Detailed investor list (Markdown)
| Investor | Relevant Deals | Geography | Stage | Focus | Round Size |
|---|---|---|---|---|---|
|
Propeller Investments
VC Fund
|
1 | Denmark | Series A | Nuclear, CleanTech, Clean Energy | |
|
Tamarack Global
VC Fund
|
1 | United States, Denmark | Seed, Series A, Series B | Aerospace, CleanTech, Clean Energy | $2M–$675M |
|
Nucleation Capital
VC Fund
|
1 | Sweden, Denmark, United States | Series A, Seed, Series B | Nuclear, CleanTech, Clean Energy | $11M–$45M |
|
Engine Ventures
VC Fund
|
1 | United States, Denmark | Seed, Series A | Biotechnology, Manufacturing, Medical | $5M–$60M |
|
Starlight Ventures
VC Fund
|
1 | United States, Finland, Italy | Seed, Series A | Biotechnology, Energy, Health Care | $584k–$100M |
| Access all 14 investors in Denmark Clean Energy startups. | |||||
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Investor list
Bringing Civility Back to Airports - Propeller Airports is dedicated to investing in, developing, and managing airport infrastructure to provide a best-in-class travel experience.
Show more...Investment focus
- Industry: Nuclear, CleanTech, Clean Energy
- Stage:Series A
- Geography: Denmark
Investor stats
- Total investments: 1
- Lead/follow: 0% lead, 100% follow
Portfolio highlights
- Blue Energy — Blue Energy is a nuclear power plant company that provides reliable, clean, and abundant electricity.
Tamarack Global operates as an investment firm that invests in new markets and new economies. The frim specializes in the fields of finance, financial services, and hedge funds.
Show more...Investment focus
- Industry: Aerospace, CleanTech, Clean Energy
- Stage:Seed, Series A, Series B
- Geography: United States, Denmark
Investor stats
- Total investments: 26
- Round size: Seed $2M–$47M; Series A $10M–$105M; Series B $20M–$675M
- Lead/follow: 23% lead, 77% follow
- Last fund: Likely actively investing — fund raised in 2024
Portfolio highlights
- EARTH AI — Earth AI is a high-performance explorer for clean energy minerals. We turbocharge metals exploration to build the electric future.
- Genies — Genies empowers anyone to create AI characters, fashion, props, and experiences with UGC tools. The Avatar Framework and creation tools enables developers, talent, and IP to generate and deploy engine-ready AI characters.
- Moxion Power — Good Energy. Radical Power.
Nucleation Capital is a venture capital firm. it seeks to invest in advanced nuclear and deep decarbonization sectors.
Show more...Investment focus
- Industry: Nuclear, CleanTech, Clean Energy
- Stage:Series A, Seed, Series B
- Geography: Sweden, Denmark, United States
Investor stats
- Total investments: 7
- Round size: Series A $11M–$45M
- Lead/follow: 0% lead, 100% follow
Portfolio highlights
- Blykalla — Blykalla is developing and building small modular reactors to deliver the next generation of clean energy. We take leading research to industrialization through our Swedish Advanced Lead Reactor (SEALER).
- Nuclearn — Nuclearn is a software company delivering AI solutions for automating Nuclear Industry tasks.Nuclearn was established in 2020 by two esteemed veterans from the nuclear industry, Jerrold Vincent and Bradley Fox, driven by their passion for innovation. With backgrounds in nuclear engineering, business intelligence, and process improvement, theco-founders came together to create the industry's pioneering in-house data science team at the Palo Verde Nuclear Generating Station in 2016.Their remarkable work quickly gained recognition throughout the nuclear sector, resulting in a US-issued patent and the prestigious NEI Best of the Best, Top Innovative Practice Award in 2020. Fueled by this innovative spirit and a mission to benefit the entire nuclear power industry, Nuclearn was born to provide a safe and efficient way to automate critical processes in the field.
- Aalo Atomics — Creating abundant and dependable clean energy to power humanity for generations.
We invest in Tough Tech founders.
Show more...Investment focus
- Industry: Biotechnology, Manufacturing, Medical
- Stage:Seed, Series A
- Geography: United States, Denmark
Investor stats
- Total investments: 38
- Round size: Seed $5M–$8.5M; Series A $20M–$60M
- Lead/follow: 55% lead, 45% follow
- Last fund: Likely actively investing — fund raised in 2024
Portfolio highlights
- Sora Fuel — Sora Fuel makes affordable, scalable, carbon-negative jet fuel by capturing carbon from the air.
- Blue Energy — Blue Energy is a nuclear power plant company that provides reliable, clean, and abundant electricity.
- Terrestrial Bio — Vaxess engineers novel technologies that uniquely engage the human immune system, enabling improved efficacy and simplified access for vaccines and therapeutics.
Starlight is a venture capital firm for founders addressing the world’s most pressing challenges & opportunities. We partner early with unstoppable entrepreneurs leveraging breakthrough science and technology to pursue progress at scale in four main areas: the energy transition, industrializing synthetic biology, space technology, and novelcomputing & communications platforms.Starlight was founded in 2017 and is headquartered in Miami, Florida.
Show more...Investment focus
- Industry: Biotechnology, Energy, Health Care
- Stage:Seed, Series A
- Geography: United States, Finland, Italy
Investor stats
- Total investments: 58
- Round size: Seed $584k–$8.3M; Series A $10M–$100M
- Lead/follow: 12% lead, 88% follow
- Last fund: May invest from a new fund soon — raised $50M in 2021
Portfolio highlights
- Ephos — Designing and manufacturing glass-based integrated photonic circuits that power the most advanced classical and quantum devices
- Ammobia — Ammobia's advanced reactor technology enables economical ammonia production at any scale. 50% lower CapEx, 10-40% lower costs for fuel, fertilizer, and energy.
- Commonwealth Fusion Systems — The fastest path to clean, limitless fusion energy.
Clean Energy Investor funding in Denmark at a glance
Stats across 8 deals from 14 investors.
Access all 14 investors in Denmark Clean Energy startups.
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