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TRC and Environmental Partners, Inc. (EPI) have entered into definitive agreement for the sale of EPI’s business

November 25, 2019

LOWELL, Mass. – TRC Companies (“TRC”) announced today that it has acquired Environmental Partners, Inc. (EPI). The terms of the agreement with TRC were not disclosed.

TRC is a leading provider of end-to-end engineering, consulting and construction management solutions, fueled by innovative technology. This acquisition is part of TRC’s strategy to bolster its capabilities in geo-environmental services and growth strategy in the Pacific Northwest region. This sale will position TRC as the top player in environmental engineering and remediation in the Greater Seattle market. With roughly 30 geologists, engineers and scientists joining TRC from EPI, the combined capabilities will enable TRC to offer the highest quality tech-enabled solutions to a combined customer base and the market in general.

“TRC is excited to add another team of experts to our Engineering, Construction and Remediation group,” says Stacy Sabol, TRC’s VP and National Practice Leader of ECR West. “EPI has an excellent reputation for quality service and longstanding client relationships, and our combined service offering synergies will help TRC increase our reach in the Pacific Northwest region and beyond.”

“EPI is an ideal cultural and technical fit for TRC and the strategic growth of our EV Sector,” says Mark Robbins, TRC’s Environmental Sector President. “The Pacific NW region is a vibrant and growing market and EPI brings a platform for our continued development. We are very excited to have EPI join the TRC team.”


About EPI

EPI is a recognized leader in environmental assessment, remediation, engineering, and liability management for industrial and commercial projects throughout the Pacific Northwest and United States. The company offers a full suite of geo-environmental services for clients who need to address a property from identification of contamination through site assessment, remediation, regulatory closure and on to litigation for cost recovery. Founded in 1990 and headquartered in Issaquah Washington (suburb of Seattle), EPI specializes in providing environmental and geo-science investigation and remediation solutions on all aspects of uplands and waterfront sites including soil, sediment, groundwater, surface water, vapor intrusion, and indoor air quality. Additionally, EPI also provides AHERA-Certified asbestos assessment services as a component of pre-purchase due diligence.

About TRC Companies

A pioneer in groundbreaking scientific and engineering developments since the 1960s, TRC is a leading consulting, engineering and construction management firm that provides technology-enabled solutions to the power, infrastructure, environmental and energy markets. We serve a broad range of public and private clients, steering complex projects from concept to completion to help solve the toughest challenges. TRC is ranked #20 on ENR’s list of the Top 500 Design Firms in the United States. Learn more at and follow us on Twitter, LinkedIn and Facebook.

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Anne Bonelli
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