Reactor Services & Catalyst Handling

Tubular Services

Chemical Cleaning & Decontamination

Fin Fan Optimisation

Mercury Management Services

Waste Handling

High Pressure Water Jetting

CR3 Decoking Technology

Mechanical Engineering

Pipeline Services

Total Heat Exchanger Maintenance

Offshore Projects & Maintenance

Scaffolding Services

Bolting, Flange Management & Machining

Online Leak Sealing

Cold Cutting

Nitrogen Services

Column & Tower Internals

Solar Installation Services

Flare Maintenance

Pre-commissioning Services

Insulation Services

Rotating Equipment Services

Revamp, Construction & EPCC Services

Shutdowns & Turnarounds

Rope Access Services

Storage Tank Cleaning & Maintenance

Plant Maintenance Services

Robotic Blasting & Painting

We Are CR3

The CR3 Group is a leading provider of energy engineering solutions, catering to world-class customers in sectors such as energy production, chemical processing, power, renewables and other asset-intensive industries.

Established in 1991, CR3 has built a robust portfolio of services, including industrial maintenance, plant revamps, upgrades, and shutdowns. With over three decades of experience, CR3 is renowned for delivering projects on time, within budget, and to the highest quality standards.

Operating across multiple locations, including Thailand, Singapore, Malaysia, India, Vietnam and the Middle East, CR3 is well-positioned to support projects throughout the Asia-Pacific region and beyond. Our strategic alliances with technical partners provide unparalleled access to the latest equipment and technology, ensuring our customers benefit from innovative solutions and cutting-edge practices.

CR3 and ZymeFlow: Stronger Together

We proudly announce that CR3 and ZymeFlow, two industry-leading companies, are now united under common ownership. This collaboration will enable both companies to provide our valued customers with a broader spectrum of services, innovative products, and a seamless customer experience.

Latest News

Consistency in CSR: 17 Years and Counting

On 25 March 2026, CR3 Thailand received the CSR-DIW Continuous Award 2025 for the 17th consecutive year....

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Double Safety Recognition for Offshore Catalyst Operations

CR3 Thailand has received two Certificates of Appreciation from a major Oil and Gas operator....

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On the Road with CR3 India: Presenting Specialist Maintenance Services

The CR3 India sales and business development team, joined by a colleague from CR3 Malaysia, visited refinery and petrochemical clients across Mumbai, Bina, Mangalore, and Chennai to present CR3's spec...

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Gold Standard: Chevron Award CR3 for Operational Excellence

CR3 Thailand has been awarded the 2025 Gold Business Partner Award by Chevron Thailand Exploration and Production....

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Give to Gain: Recognising the Women of CR3

International Women's Day is a good moment to recognise something that's true every other day of the year: the women at CR3 are integral to what we do....

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CR3 Middle East: 1,000,000 Safe Work Hours & Counting

We're proud to announce that CR3 Middle East has surpassed 1,000,000 safe work hours without a Lost Time Injury....

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CR3 India Advances Rope Access Operations

Our rope access services now operate across India's offshore platforms, wind farms, and refinery facilities, handling inspection, maintenance, and NDT....

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CR3 Completes Clean Fuels Revamp in UAE

Our Middle East team recently completed the revamp of a Sulphur Recovery Unit (SRU) for Samsung E&A as part of a major national oil company's Clean Fuels Project in the UAE....

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CR3 and SAMSUNG E&A Sign Landmark Agreement

Tuesday, 4th November 2025, marked a significant milestone as CR3 and Samsung E&A formalised their Long-Term Cooperation agreement....

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Our Customers