# Hydrogen Market Map United Kingdom 2026: 18 Startups in 4 Segments > 18 hydrogen startups in the United Kingdom, mapped in 4 segments: fuel cells, storage and transport and electrolysers and more. Source: https://millionrounds.com/market-maps/hydrogen-united-kingdom-market-map (Millionrounds; every figure on the page links to its filing or article) ## Fuel cells 5 - [Intelligent Energy](https://millionrounds.com/company/intelligent-energy) - [VAIREX international](https://millionrounds.com/company/vairex-international) - [Arcola Energy](https://millionrounds.com/company/arcola-energy) - [Riversimple](https://millionrounds.com/company/riversimple) - [CGON](https://millionrounds.com/company/cgon) ## Storage and transport 5 - [Atome Energy](https://millionrounds.com/company/atome-energy) - [RFC Power](https://millionrounds.com/company/rfc-power) - [H2GO Power](https://millionrounds.com/company/h2go-power) - [Cella Energy](https://millionrounds.com/company/cella-energy) - [Hyppo Hydrogen Solutions](https://millionrounds.com/company/hyppo-hydrogen-solutions) ## Electrolysers 4 - [HiiROC](https://millionrounds.com/company/hiiroc) - [Oort Energy](https://millionrounds.com/company/oort-energy) - [Electrogenos](https://millionrounds.com/company/electrogenos) - [HyWaves](https://millionrounds.com/company/hywaves) ## Green hydrogen projects 4 - [CPH2](https://millionrounds.com/company/cph2) - [Parallel Carbon](https://millionrounds.com/company/parallel-carbon) - [LUX Industries](https://millionrounds.com/company/lux-industries) - [COOloop](https://millionrounds.com/company/cooloop) ## Segment by segment ### Fuel cells 5 startups · $196M raised - [**Intelligent Energy**](https://millionrounds.com/company/intelligent-energy) Intelligent Energy is a clean power systems company offering fuel cell and hydrogen generation technologies. United Kingdom $185M - [**VAIREX international**](https://millionrounds.com/company/vairex-international) VAIREX international provides integrated air compressors for the global hydrogen fuel cell and diesel emissions control markets. United Kingdom $7.4M - [**Arcola Energy**](https://millionrounds.com/company/arcola-energy) Arcola Energy is a leader in hydrogen and fuel cell integration, specializing in zero-emission solutions for heavy-duty vehicles. United Kingdom $2.1M - [**Riversimple**](https://millionrounds.com/company/riversimple) Riversimple is a UK-based car manufacturer located in Llandrindod Wells, Wales. United Kingdom $1.0M - [**CGON**](https://millionrounds.com/company/cgon) CGON develop and manufacture on demand Hydrogen fuel cells for the Automotive, Fleet and Haulage industry. United Kingdom $539K ### Storage and transport 5 startups · $686M raised - [**Atome Energy**](https://millionrounds.com/company/atome-energy) Atome Energy is the green hydrogen and ammonia project development company to create a greener, cleaner environment. United Kingdom $665M - [**RFC Power**](https://millionrounds.com/company/rfc-power) RFC Power is a global provider of long-duration energy storage solutions, focused on developing a low-cost hydrogen-manganese hybr United Kingdom $15M - [**H2GO Power**](https://millionrounds.com/company/h2go-power) H2GO Power develops safe and low-cost hydrogen production and storage technologies. United Kingdom $3.5M - [**Cella Energy**](https://millionrounds.com/company/cella-energy) Cella Energy is an advanced materials and technologies company with first-mover advantage in hydrogen storage technology. United Kingdom $1.7M - [**Hyppo Hydrogen Solutions**](https://millionrounds.com/company/hyppo-hydrogen-solutions) Hyppo Hydrogen Solutions is an energy services company providing sustainable transport and local decarbonisation infrastructure. United Kingdom $865K ### Electrolysers 4 startups · $58M raised - [**HiiROC**](https://millionrounds.com/company/hiiroc) HiiROC is a UK-based technology company founded in 2019 that specializes in producing low-cost, zero-emission clean hydrogen throu United Kingdom $53M - [**Oort Energy**](https://millionrounds.com/company/oort-energy) Oort Energy is a UK-based technology company focused on designing, developing, and manufacturing advanced hydrogen electrolyser systems. United Kingdom $3.7M - [**Electrogenos**](https://millionrounds.com/company/electrogenos) Electrogenos is a technology and manufacturing start-up developing next-generation hydrogen alkaline electrolysers. United Kingdom $1.2M - [**HyWaves**](https://millionrounds.com/company/hywaves) HyWaves is a clean technology company founded in 2022, focused on making green hydrogen more accessible and affordable. United Kingdom $140K ### Green hydrogen projects 4 startups · $9.0M raised - [**CPH2**](https://millionrounds.com/company/cph2) CPH2 is a developer and manufacturer of green hydrogen technologies. United Kingdom $4.6M - [**Parallel Carbon**](https://millionrounds.com/company/parallel-carbon) Parallel Carbon is a Manchester-based climate technology company founded in 2021. United Kingdom $3.8M - [**LUX Industries**](https://millionrounds.com/company/lux-industries) LUX Industries is a renewable energy startup specializing in scalable, on-site hydrogen production. United Kingdom $374K - [**COOloop**](https://millionrounds.com/company/cooloop) The hydrogen economy's bottleneck isn't production - it's profitable demand. United Kingdom $200K **How this map is made.** Every startup here has raised money in rounds we track, and is based in United Kingdom. It joins the map when its sectors, read from its rounds, or the opening of its own description say it works in hydrogen, and goes to the first segment whose words it carries. Each segment shows its best-funded first. Rebuilt nightly; updated 15 November 2026. ## More market maps [All maps](https://millionrounds.com/market-maps) [Market map **Hydrogen market map** 127 startups · 5 segments · $5.3B](https://millionrounds.com/market-maps/hydrogen-market-map)[Market map · Europe **Hydrogen market map: Europe** 61 startups · 5 segments · $2.1B](https://millionrounds.com/market-maps/hydrogen-europe-market-map)[New wave **New hydrogen startups, founded 2020 on** 49 startups · 5 segments · $1.5B](https://millionrounds.com/market-maps/new-hydrogen-startups-market-map)[Investors map **Who invests in hydrogen** 38 investors · 4 segments](https://millionrounds.com/market-maps/hydrogen-investors-map)[Market map · United States **Hydrogen market map: United States** 35 startups · 5 segments · $2.4B](https://millionrounds.com/market-maps/hydrogen-united-states-market-map)[Raised in 2026 **Hydrogen startups that raised in 2026** 26 startups · 4 segments · $1.4B](https://millionrounds.com/market-maps/hydrogen-raised-2026-market-map) ## Who backs hydrogen? Open any company for its rounds and investors, or search the investors behind these startups in the app, with filters, lists and exports. [Find their investors](https://millionrounds.com/login?join=1&next=/app/investors)[Top lists](https://millionrounds.com/top-lists)