Hysun Secures €3 Million in Funding to Advance Solar-Based Hydrogen Technology, Backed by InnoEnergy and New Partners Equinor Ventures and Axon Partners.
Amount Raised
€3 Million
Round Type
Seed
MadridEnergyRenewable EnergySolarRenewables & EnvironmentInvestors
Description
InnoEnergy portfolio company Hysun has closed a €3 million funding round to validate its innovative solar hydrogen technology. The funding brings in new partners Equinor Ventures and Axon Partners Group to support the deployment of a full-scale prototype. This technology aims to reduce cost barriers of green hydrogen production. Hysun positions itself to compete with traditional grey hydrogen in the industrial sector.
Quick answer
Hysun raised €3 Million in a Seed round, dated October 3, 2025. Investors: InnoEnergy, Tewer Engineering, Nanogap, Axon Partners Group and Equinor Ventures. Hysun is based in Madrid, Community Of Madrid, Spain.
- How much did Hysun raise?
- Hysun raised €3 Million in a Seed round on October 3, 2025.
- Who invested in Hysun?
- InnoEnergy, Tewer Engineering, Nanogap, Axon Partners Group and Equinor Ventures are named as investors in this round.
- What does Hysun do?
- Hysun is an InnoEnergy portfolio company focused on developing solar-based hydrogen technology.
- Where is Hysun based and how big is it?
- Hysun is based in Madrid, Community Of Madrid, Spain. Fundz records about 7 employees.
- Who are the decision-makers at Hysun?
- Fundz holds 1 contact at Hysun. Names and contact details are shown to Fundz members.
Source: Fundz verified event record.
Who else raised in Energy and Renewable Energy around the same time
Companies in the same sectors as Hysun that raised within 45 days of this round, from Fundz verified event records.
- Enfinity Global raised $368M (Funding Round) on September 4, 2025.
- Beyond Renewables raised an undisclosed amount (Pre-Seed) on October 31, 2025.
- MarkeDroid raised $348K (Funding Round) on October 23, 2025.
- Arbor Energy raised $55M (Series A) on October 21, 2025.
- Delta Green raised $2.3M (Funding Round) on October 15, 2025.
- GEVI raised $3.1M (Seed) on October 14, 2025.
Who to call at Hysun, and when
A new round usually means Hysun is about to hire and buy. The teams that reach out first get the meeting.
- An alert the day Hysun raises, hires an executive or expands, scored against what you sell
- The decision-makers there, with verified emails
- Who you already know at Hysun, from your own LinkedIn network
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Hysun raised. Fundz records a round at a median of 3.6 minutes from the SEC filing, with the decision-maker attached.
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