Steady Energy

Simplify to magnify.

Employees
11–50
Founded
2023
Business Model
B2B
Last Round
Venture RoundJul 2025
Rounds
2

About

Steady Energy designs, constructs, and operates compact advanced nuclear heating plants based on the LDR-50 reactor. The Finnish company commercialises a simplified low-temperature reactor conceived at VTT so utilities can produce scalable, cost-effective, zero-carbon district heat. Founded in 2023 by Tommi Nyman, Hannes Haapalahti, and Petteri Tenhunen, it is dedicated to turning the LDR-50 into real-world commercial plants.

Summary

Steady Energy is a Climate Tech company, founded in 2023. Its most recent funding was a Venture Round in Jul 2025. Investors include Yes VC and Lifeline Ventures.

Tech & App Stack

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Funding History

Venture RoundVenture RoundJul 2025

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Funding: Venture Round. Amounts, valuations, and investors where available.

Investors

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