Top 5 Clean Energy VC (Venture Capital) Funds in Denmark in September 2025

Last updated: Sep 2025 A list of 5 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 VC (Venture Capital) Funds in Denmark in September 2025

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

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Investor list

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.

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 uses drone-based cloud seeding to increase rainfall, restore ecosystems, and fight drought. Learn how our scalable weather technology brings water to the West.
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

Foundation Alloy — Foundation Alloy makes better parts, faster, for modern engineering.
Vaxess Technologies — Vaxess engineers novel technologies that uniquely engage the human immune system, enabling improved efficacy and simplified access for vaccines and therapeutics.
Finwave Semiconductor — Gallium Nitride (GaN), an amazing semiconductor with extraordinary electronic properties, will be one of the most important semiconductor technology to power the future of sustainability.

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

Blue Energy — Blue Energy is a nuclear power plant company that provides reliable, clean, and abundant electricity.
C-Motive Technologies — C-Motive Technologies focuses on reinventing the electric motor. Its motors run on the principle of electrostatic forces, also known as "static cling," and stands to change the machines that shape and run people's lives. Founded by Dan Ludois and Justin Reed in 2012, C-Motive Technologies is headquartered in Madison, Wisconsin.
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.