Total pre-seed of 930000 EUR composed of 350000 EUR equity (led by Outlast Fund and angel Linas Sargautis) and 580000 EUR from public contracts and grants including ESA, NATO DIANA and the Latvian government. Funding combines private VC/angel capital with public funding and development contracts to support access to space and defense programs.
About Deep Space Energy
Latvian startup developing a novel radioisotope-based power generator that converts heat from nuclear self-decay into electricity for space and defence applications. The system uses materials derived from nuclear waste, is designed to be non-weaponisable, and claims ~5x fuel efficiency versus legacy RTGs, targeting satellite backup power and lunar exploration.
Riga, Latvia
Read Company ProfileFrequently Asked Questions
What type of funding round did Deep Space Energy raise?
Deep Space Energy raised a pre-seed round.
How much did Deep Space Energy raise in its pre-seed?
Deep Space Energy raised $930,000 EUR in its pre-seed.
When did Deep Space Energy raise its pre-seed?
Deep Space Energy raised its pre-seed on 2026-02-11.
Who invested in Deep Space Energy's pre-seed?
The investors in Deep Space Energy's pre-seed are: Outlast Fund, Linas Sargautis, European Space Agency (ESA), NATO DIANA, Latvian government.
What type of investment was Deep Space Energy's pre-seed?
Deep Space Energy's pre-seed was a equity investment.
How will Deep Space Energy use the funds from its pre-seed?
Deep Space Energy plans to use the funds for: technical development of the radioisotope generator, testing under realistic conditions, preparation for commercialization.