Appointment of Chet Mun Liew as Senior Emissions Engineer 

TRP Laboratories Driving Leadership in Emissions Compliance for an Ever-Evolving Regulatory Landscape

Strengthening emissions expertise with the addition of Chet Mun Liew, Senior Emissions Engineer.

[Troy, MI] — April 25, 2026 — TRP Laboratories, a leader in engine and vehicle testing, and emissions compliance, announces the addition of Chet Mun Liew as Senior Emissions Engineer, reinforcing its role in advancing the automotive industry’s shift toward stricter emissions standards and next-generation powertrain technologies.

In his role at TRP Laboratories, Liew serves as liaison to OEMs, suppliers, and engineering organizations, guiding complex emissions certification and development programs across global regulatory frameworks. He plays a critical role in aligning advanced testing methodologies with evolving requirements from agencies such as the U.S. Environmental Protection Agency (EPA) and the California Air Resources Board (CARB), helping customers achieve compliance efficiently, and with confidence.

Liew’s expertise spans the full emissions testing ecosystem—from laboratory operations and test cell design to data validation and regulatory strategy. 

At TRP, he contributes to both customer programs and the advancement of the company’s integrated software platforms, bridging regulatory complexity with scalable, data-driven testing solutions.

Prior to joining TRP Laboratories, Liew built a distinguished career in the automotive and energy sectors, including leadership roles at Cummins Inc., where he led emissions laboratory compliance and supported global certification initiatives, and at the U.S. Department of Energy’s National Energy Technology Laboratory, where he managed large-scale carbon capture programs focused on reducing industrial emissions.

With a strong foundation in mechanical engineering and a proven track record in emissions research and advanced combustion technologies, Liew brings a systems-level perspective to today’s evolving powertrain landscape—including the integration of low-emission, hybrid, and alternative fuel technologies.

“Chet’s leadership typifies the caliber of expertise required to navigate today’s rapidly evolving emissions landscape,” said Colin Speedie, CEO at TRP Laboratories. “His ability to connect regulatory insight, engineering rigor, and practical testing solutions positions TRP to deliver exceptional value to our customers as the industry advances toward a lower-emissions future.

As global emissions regulations continue to evolve and new propulsion technologies emerge, TRP Laboratories remains focused on delivering high-value testing, compliance, and software solutions—supported by industry-leading experts like Liew.

About TRP Laboratories

Headquartered in Troy, Michigan, TRP Laboratories combines national reach with deep technical expertise to deliver comprehensive testing solutions for manufacturers, OEMs, and aftermarket producers. From regulatory testing to highly specialized, custom-engineered programs, we support the evolving demands of today’s industrial and transportation markets with precision, speed, and certainty.

Our capabilities span product qualification testing, environmental testing, vehicle and engine testing, emissions certification, evaporative emissions and permeation analysis, and full component and parts validation — including strength and durability assessments, fatigue analysis, thermal cycling, vibration testing, and more.

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Mark Thomas 
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