![]() NPROXX NPROXX is a company that designs, develops, and manufactures pressure vessels for stationary and mobile storage. | ![]() Steelhead Composites Steelhead Composites is a company that designs, manufactures, and tests composite pressure vessels and gas storage solutions. | ![]() Composite Technology Development Composite Technology Development (CTD) is a company that develops composite materials. | Hydrogenious LOHC Hydrogenious Technologies is a company that stores and transports hydrogen in a liquid organic carrier. | |
Founding Date | Founding Date 2018 | Founding Date 2012 | Founding Date 1988 | Founding Date 2013 |
Type | Type Private | Type Private | Type Subsidiary | Type Private |
Tags | ||||
Locations | Locations Heerlen, NL HQ Alsdorf, DE | Locations Golden, US HQ Wheat Ridge, US | Locations Lafayette, US HQ | Locations Erlangen, DE HQ Neuss, DE |
Employees | Employees 622% increase | Employees 316% decrease | Employees 166% decrease | Employees 1284% decrease |
Operating ⚠ | ||||
Patent Applications (US) | Patent Applications (US) N/A | Patent Applications (US) 2 (Mar, 2021) | Patent Applications (US) 11 (Sep, 2022) | Patent Applications (US) N/A |
Patents (US) | Patents (US) N/A | Patents (US) 7 (Mar, 2021) | Patents (US) 28 (Sep, 2022) | Patents (US) N/A |
Product Categories | Product Categories N/A | Product Categories 3 (Mar, 2021) | Product Categories 4 (Oct, 2023) | Product Categories N/A |
Services Provided | Services Provided N/A | Services Provided 5 (Mar, 2021) | Services Provided 1 (Oct, 2023) | Services Provided N/A |
Trademarks (US) | Trademarks (US) N/A | Trademarks (US) 2 (Mar, 2021) | Trademarks (US) 6 (Oct, 2023) | Trademarks (US) N/A |
Funding | ||||
Latest funding round | Latest funding round N/A | Latest funding round $ 5m (almost 5 years ago) | Latest funding round N/A | Latest funding round $ 18.9m (almost 7 years ago) |
Total funding raised | Total funding raised N/A | Total funding raised $ 14.5m | Total funding raised N/A | Total funding raised $ 118.9m |

Steelhead Composites is a company that designs, manufactures, and tests composite pressure vessels and gas storage solutions.
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Composite Technology Development (CTD) is a company that develops composite materials.
View companyHydrogenious Technologies is a company that stores and transports hydrogen in a liquid organic carrier.
View company