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Case Study
Case Study

CATAGEN: Accelerating Decarbonisation in Energy Intensive Industries

CATAGEN is helping organisations accelerate the transition to low-carbon technologies by reducing the time, cost and complexity of developing cleaner fuels, hydrogen systems and emissions technologies.

Katherine Kelly, Communications & Advisory

Katherine Kelly
Communications & Advisory

Posted

6th Aug, 2026

Length

3 minute read

Type

Case study

Information

place

Location

Belfast

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Impact Areas

Decarbonisation
Clean Fuel
Hydrogen
Green Emissions Testing

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Overview

CATAGEN is a Belfast based climate technology company developing engineering solutions that support decarbonisation in high emission industries. Its work focuses on helping organisations test and validate low-carbon technologies more efficiently, supporting the development of sustainable aviation fuel (SAF), hydrogen systems, e-fuels and emissions technologies.

Challenge 

Reducing emissions in hard-to-decarbonise sectors such as aviation, shipping and heavy industry remains one of the biggest challenges in achieving Net Zero. These industries rely on high-energy-density fuels and complex infrastructure that cannot be easily electrified. Developing and validating alternative technologies is often expensive and time-consuming, slowing the transition to cleaner energy systems.

As emissions regulations such as EPA 2027 and CARB standards tighten across passenger, heavy-duty, off-road and marine sectors, OEMs face increasing pressure to validate aftertreatment systems quickly, cost-effectively and sustainably.

Approach

CATAGEN has developed technologies that help manufacturers accelerate testing and validation of low-carbon solutions while reducing development costs. Its proprietary OMEGA e-Reactor™ platform enables catalyst ageing and emissions testing to be completed significantly faster than conventional methods. 

CATAGEN’s OMEGA Reactor enables faster and more precise validation of aftertreatment systems, including catalysts and filters, delivering up to 98% CO₂ reduction and up to 30% cost savings through automation, reduced downtime and advanced data insights.

The technology is fully compatible with next-generation powertrains, including hydrogen internal combustion engines (H₂ ICE), e-fuels, hybrid and fuel cell systems, enabling near-zero-emissions test cycles.

Outcome

The company's technologies enable manufacturers to validate products more quickly, support emissions compliance and shorten development programmes for low-carbon technologies.

Since 2017, the company reports that its testing technologies have helped displace more than 1,100 tonnes of carbon through improvements in automotive catalyst development.

In 2026, CATAGEN Green Emissions Testing expanded internationally through a strategic alliance with US engineering firm Roush Industries to deploy its OMEGA Reactor technology in North America.

Why it matters

By accelerating technology validation, reducing development risk and enabling the adoption of sustainable fuels and hydrogen solutions, CATAGEN helps organisations operating in hard-to-decarbonise sectors transition to a lower-carbon future faster.

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