Top 5 Clean Energy Startup Investors in Denmark in April 2025

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

Top 5 Clean Energy Startup Investors in Denmark in April 2025

Investor	Clean Energy Denmark investments
Tamarack Global	1
Engine Ventures	1
Nucleation Capital	1
Starlight Ventures	1
Propeller Investments	1

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Investor list

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.

Investment focus

Aerospace, Clean Energy, CleanTech
Seed, Series A, Series B
United States, Denmark

Portfolio highlights

Blue Energy — Blue Energy is a nuclear power plant company that provides reliable, clean, and abundant electricity.
Rainmaker Technology — Rainmaker provides water for farms, watersheds, and ecosystems, fortifying growth and stewarding the natural world.
Impulse Space — Economical and nimble last-mile space payload delivery

We invest in Tough Tech founders.

Investment focus

Biotechnology, Chemical, Medical
Seed, Series A, Pre-Seed
United States, Denmark

Portfolio highlights

Addis Energy — Addis Energy is on a mission to alter the way we feed and fuel our society, harnessing the Earth's potential for clean ammonia production.
Celestial AI — We develop audacious AI computing platforms that elevate performance, energy and economic efficiencies, enabling our customers to rapidly deploy innovations in their AI applications.
Oso Semiconductor — A New Approach to RF Beamforming

Nucleation Capital is a venture capital firm. it seeks to invest in advanced nuclear and deep decarbonization sectors.

Investment focus

Nuclear, Software, Machine Learning
Seed
United States

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).
Aalo Atomics — Creating abundant and dependable clean energy to power humanity for generations.
Blue Energy — Blue Energy is a nuclear power plant company that provides reliable, clean, and abundant electricity.

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.

Investment focus

Biotechnology, Energy, Health Care
Seed, Series A, Funding Round
United States, Finland, Italy

Portfolio highlights

Ephos — Designing and manufacturing glass-based integrated photonic circuits that power the most advanced classical and quantum devices
Blue Energy — Blue Energy is a nuclear power plant company that provides reliable, clean, and abundant electricity.
Electrified Thermal Solutions — Electrified Thermal Solutions, Inc. is developing the Joule Hive: a new energy storage technology that converts surplus zero-carbon electricity into heat.

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.