EODev
We develop and industrialize sustainable, reliable, and affordable energy solutions to accelerate the energy transition.
59 employees · est. 2019 · Antony, France
HESStec (Hybrid Energy Storage Solutions Ltd)
Unleash the power inside
53 employees · est. 2018 · Paterna, Spain
HESStec (Hybrid Energy Storage Solutions Ltd) is the older company (2019 vs 2018).
Side-by-Side Comparison
| Metric | EODev | HESStec (Hybrid Energy Storage Solutions Ltd) |
|---|---|---|
| Founded | ||
| Founded | 2019 | 2018 older |
| Headquarters | ||
| Headquarters | Antony, France | Paterna, Spain |
| Employees | ||
| Employees | 59 | 53 |
| Industry | ||
| Industry | Renewable Energy, Clean Energy | Energy, Renewable Energy, Clean Energy |
| Funding Stage | ||
| Funding Stage | Series A | Series Unknown |
| Total Funding | ||
| Total Funding | $66.00M | $15.05M |
| Funding Rounds | ||
| Funding Rounds | 3 | 3 |
| Services | ||
| Services | Sustainable Power Generation, Energy Storage Solutions, Technical Support & Aftersales | In-Depth Analysis, Technical Design, Integration and Optimization, Operation and Maintenance, Testing and Certification |
| Target Customers | ||
| Target Customers | Transport & Infrastructure, Telecommunication Industry, Energy & Utilities, Maritime Industry, Event & Entertainment Sector, Data Centers, Construction & Mining Companies | Transmission and Distribution Operators, Utilities, Infrastructure Companies, Developers, Power Generators, C&I Sector (Commercial and Industrial) |
| Taxonomy | ||
| Taxonomy | Zero-emission Power Generation, Hydrogen-powered Generators, Advanced Battery Systems, Energy Transition, Decarbonization Solutions, Infrastructure Energy Solutions, Marine Fuel Cell Systems, Battery Energy Storage, Sustainable Energy Solutions, Industrial Energy Solutions, Energy Sector Innovation, Clean Energy Technology, Battery Management Software, Embedded Electronics, Marine Energy Solutions | Hybrid Energy Storage Systems, Energy Storage Optimization, Power Electronics, Energy Management Algorithms, Smart Grid Solutions, Intelligent Node Management System (iNMS), Energy Management Systems (EMS), Renewable Integration, Grid Optimization, Microgrid Solutions, Turnkey Consultancy, Economic Optimization, Energy Storage Monetization, Transmission And Distribution Storage |
| Website | ||
| Website | eo.dev | hesstec.net |
About EODev
EODev, founded in 2019, is a pioneering French company embracing the energy transition with its focus on zero-emission power generation and energy solutions. Its mission, "We develop and industrialize sustainable, reliable, and affordable energy solutions to accelerate the energy transition," unders...
About HESStec (Hybrid Energy Storage Solutions Ltd)
HESStec (Hybrid Energy Storage Solutions Ltd), founded in 2018, is a forward-thinking technological solution provider based in Spain. As a pioneer in hybrid energy storage solutions, HESStec integrates diverse energy storage technologies with advanced power electronics and patented energy management...
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Compiled from the BounceWatch company index. We last looked at EODev on 16 Mar 2026, and HESStec (Hybrid Energy Storage Solutions Ltd) on 18 Aug 2025. Where a field is blank here, it means we have not recorded it — not that the answer is zero. How we source and date this.