CATAGEN is proud of be listed as a 2025 WIRED Trailblazer by WIRED Consulting and HSBC UK, its second listing since 2023.
The WIRED Trailblazers initiative – delivered by WIRED Consulting in partnership with HSBC UK – is designed to spotlight the UK’s most dynamic, fast-growing mid-sized companies that use innovation to create positive social, economic or environmental impact. This year, 82 winners were selected for their growth trajectory, novel approaches, and capacity to shape industry and markets.
CATAGEN’s mission is to clean and decarbonise the air, driving innovation to combat climate change. As a WIRED Trailblazer, CATAGEN is recognised for developing transformative technologies that deliver both economic and societal impact.
This recognition by WIRED Trailblazing follows a year of remarkable progress for CATAGEN.
In 2025, CATAGEN;
- Launched ClimaHtech Green Flight, a dedicated sustainable aviation fuel (SAF) company, with strategic partnerships announced with Ryanair and Shell Aviation Ireland for offtake of sustainable aviation fuel.
- Unveiled the ClimaHtech Compressor, a wholly owned subsidiary focused on best-in-class efficient hydrogen compression solutions.
- Expanded Green Emissions Testing services into North America, supporting OEMs and industry leaders as they navigate global emissions standards.
- CATAGEN has received multiple recognitions for innovation and growth, placing 151st in the Deloitte Technology Fast 500 EMEA (2025); being listed in the Deloitte Ireland Technology Fast 50 (2025) for the 6th time; and was selected for the UK Tech Nation Future Fifty programme for late-stage tech scale-ups.
CATAGEN’s inclusion in WIRED Trailblazers 2025 highlights its trajectory as one of the UK’s fastest-growing climate-tech companies. With new partnerships, global expansion, and a bold vision for decarbonising multiple sectors, CATAGEN continues to demonstrate that engineering excellence can accelerate the path to net zero.
More Content:
CATAGEN Expands Capabilities with World’s First DAAAC (Diesel Aftertreatment Accelerated Ageing Cycle) Electric Reactor Using OMEGA Technology
Belfast, (13 Jan 25) – CATAGEN, a global leader...
Voices for Change #1: From Youth Activism to Action by Émer Rafferty
Insights from a Net Zero project placement...
CATAGEN ranked Fifth Fastest Growing Tech Company and Awarded Impact Prize at Deloitte 2024 Technology Fast 50 Awards
CATAGEN, a leader in green emissions...
Supporting our partners obtain certification with new additions ATEEL, ECO Cert, CETOC, LUXCONTROL & UTAC
CATAGEN supports our partners obtain...
CATAGEN recognised in Top 50 Fastest Growing Companies on the Island of Ireland for 5th time
CATAGEN is shortlisted again for Deloitte...
Insight: The opportunity for SAF
Introduction: Aviation’s Growing Carbon...















