Stellaria Designa
Latest round
- Seed
Last raised
- Jul 2025
Total raised
- $29M
Investors
- 7
About Stellaria Designa
Stellaria Designa, founded in 2023 in Grenoble, France, develops advanced nuclear reactors.V.Stellaria's core offering is the Stellarium, an advanced nuclear reactor designed to operate on renewable fuels, specifically utilizing liquid core technology. This reactor renews 100% of its fuel during operation, addressing high-level long-lived waste by incinerating a portion of it. The Stellarium aims to provide sustainable energy solutions that can compete with traditional fossil fuel power plants, reducing carbon emissions by 99% per megawatt-hour generated.Stellaria's revenue model is structured around direct sales and potential partnerships with industrial clients seeking innovative energy solutions. Transactions typically involve long-term agreements where clients commit to utilizing the Stellarium for their energy needs, ensuring a stable revenue stream for the company. The company plans to expand into new markets, particularly within Europe, to align with the increasing demand for renewable energy solutions.
Who invested in Stellaria Designa
7 investors across 2 rounds
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Questions about Stellaria Designa
Who invested in Stellaria Designa?
Stellaria Designa has 7 investors on record across 2 venture rounds. Sign up free to see every VC on the cap table and the rounds they joined.
How much funding has Stellaria Designa raised?
Stellaria Designa has raised 2 venture rounds. Sign up free to see how much each round raised and the total.
When did Stellaria Designa last raise money?
Stellaria Designa's most recent round on record is a Seed, in Jul 2025.
What does Stellaria Designa do?
Stellaria Designa, founded in 2023 in Grenoble, France, develops advanced nuclear reactors.
Where is Stellaria Designa headquartered?
Stellaria Designa is headquartered in Grenoble, France.
Which VCs invest in companies like Stellaria Designa?
Among active investors with capital left to deploy, Index Ventures, Forbion, European Investment Bank and Balderton Capital back renewable energy companies at Stellaria Designa's stage. Their profiles are linked below.
VCs backing renewable energy startups at Seed
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