Spain · 
Who invested in HySun?
HySun's investors include EIT InnoEnergy and Axon Partners Group.
Spain · Seed startup
Who invested in HySun
Funding summaryUpdated 26 Oct 2026
$3.5Mraised across 1 round since 2025, from 1 source
- Latest round
- Seed, $3.5MOct 2025
- Investors
- 2
The rounds
- Oct 2025
Founders and team
From HySun's own website: 11 on the team.
- David BucetaCEO & CTO
- Tatiana LópezCEO
- Marco CarrascosaHead of Engineering
- Alba FombonaR&D Engineer
- Carlos Chirinos ChavezR&D Engineer
- Carlos RodríguezBussiness Development Director
- Egoitz San MiguelEnergy Director
- Iria Rodríguez AriasR&D Director
- Luis VillalbaR&D Director
- Miriam El Tawil LucasR&D Engineer
- Álvaro EguiluzR&D Director
Everyone who backed them
Missing a round, or an investor who was in one? Tell us.
Quick answers about HySun
How much has HySun raised?
HySun has raised $3.5M across 1 round since 2025.
When did HySun last raise?
HySun's most recent round was a Seed of $3.5M in Oct 2025.
What was HySun's biggest round?
Its most recent round, $3.5M in Oct 2025, is also its largest on record.
Who backed HySun first?
HySun's first round on record, in Oct 2025, was backed by EIT InnoEnergy and Axon Partners Group.
What stage is HySun at?
HySun's latest named round is a Seed, in Oct 2025.
Where is HySun based?
HySun is based in Spain.
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