Top 5 Clean Energy VC (Venture Capital) Funds in Denmark in May 2026

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

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.
Blue Energy — Blue Energy is a nuclear power plant company that provides reliable, clean, and abundant electricity.

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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
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.

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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.

Investment focus

Nuclear, CleanTech, Clean Energy
Series A
Denmark

Portfolio highlights

Blue Energy — Blue Energy is a nuclear power plant company that provides reliable, clean, and abundant electricity.

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

Portfolio highlights

Antithesis — At Antithesis, we want to bring the confidence and productivity benefits of autonomous testing to your team. We have developed a platform that searches for bugs in your software, in a controlled environment where all bugs are reproducible. Our first offering finds fault tolerance bugs: failures of your software that occur under specific network, hardware or timing conditions.
Blue Energy — Blue Energy is a nuclear power plant company that provides reliable, clean, and abundant electricity.
Impulse Space — Economical and nimble last-mile space payload delivery

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