DEEP-DIVE: Looking to raise for your heat tech? Start with these 10 VCs

VC:s backing thermal energy. Names below in the article. Photos: Press.
8 sep. 2025
09:10
Thermal energy is one of the biggest climate opportunities—and one of the toughest markets to crack for startups.

So for founders, finding a VC with both deep pockets and deep insights is essential.

Impact Loop has rounded up 10 top European venture capital firms that are already backing the next generation of thermal energy innovators.

Is one of them right for you?

Heating and cooling account for nearly half of all energy consumption in the EU, and much of it still relies on fossil fuels; whether it’s gas boilers in homes or steam systems in factories.

Exciting new innovations within thermal heating are already popping up, such as the world’s largest sand battery in Finland that Impact Loop wrote about last week.

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