Helios Aragon
A natural 'Gold' hydrogen producer aiming at delivering low carbon hydrogen at low costs
3 employees · est. 2018 · Huesca, Spain
Helios Aragon is the older company (2018 vs 2019); HiiROC is the larger of the two.
Side-by-Side Comparison
| Metric | Helios Aragon | HiiROC |
|---|---|---|
| Founded | ||
| Founded | 2018 older | 2019 |
| Headquarters | ||
| Headquarters | Huesca, Spain | Hull, United Kingdom |
| Employees | ||
| Employees | 3 | 104 larger |
| Industry | ||
| Industry | Renewable Energy, Semiconductor | Industrial, Manufacturing |
| Funding Stage | ||
| Funding Stage | Series Unknown | Series Unknown |
| Total Funding | ||
| Total Funding | Not tracked yet | $26.00M |
| Funding Rounds | ||
| Funding Rounds | 1 | 2 |
| Services | ||
| Services | Not tracked yet | Not tracked yet |
| Target Customers | ||
| Target Customers | Not tracked yet | Not tracked yet |
| Taxonomy | ||
| Taxonomy | Natural Hydrogen, Low Carbon, Low Cost, Hydrogen Producer, Renewable Resources | Hydrogen Production, Thermal Plasma Electrolysis, Zero Emission Technology, Biomethane Utilization, Flare Gas Conversion, Natural Gas Processing, Modular Plant Design, Carbon Black Production, Methane Cracking, Industrial Scale Solutions, Cost-effective Hydrogen, Sustainable Infrastructure, Emission-free Energy, Plasma Torch Technology, Solid Carbon By-product |
| Website | ||
| Website | helios-aragon.com | hiiroc.com |
About Helios Aragon
Helios Aragon is a natural hydrogen producer specializing in "Gold" hydrogen, striving to deliver low-cost, low-carbon hydrogen to the market. Founded in 2018 and based in Spain, the company holds acreage in the region to supply neighboring hydrogen infrastructure. The most recent funding, a Venture...
About HiiROC
HiiROC, founded in 2019 in the United Kingdom, is innovating the hydrogen production sector with its slogan, "Low-Cost, Zero Emission Hydrogen". This technology company focuses on the development and commercialization of its cutting-edge plasma torch technology, which it employs in Thermal Plasma El...
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Funding, hiring, leadership and stack changes at Helios Aragon and HiiROC — by email.
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Compiled from the BounceWatch company index. We last looked at Helios Aragon on 12 Sep 2024, and HiiROC on 4 Jan 2026. 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.