PBS Engineering & Environmental, Inc. Acquired by Apex Companies LLC

We congratulate our client, PBS Engineering and Environmental Inc. (PBS), an environmental consulting and engineering firm, on joining Apex Companies LLC (Apex), a nationwide provider of environmental services.



Founded in 1982 and headquartered in Portland, Oregon, PBS is a Pacific Northwest regional leader in environmental consulting and engineering services across infrastructure, private, public, education, and industrial markets. In 2023, PBS was ranked #351 by Engineering News-Record in its listing of The Top 500 Design Firms. The addition of PBS brings a team of over 300 professionals with expertise in engineering, surveying, UAS, health & safety, and environmental services and enhances Apex’s West Region Business Unit.

Founded in 1988 and headquartered in Rockville, Maryland, Apex is a national multidisciplinary consulting and engineering firm specializing in water, environmental, health & safety, construction management, transportation, compliance & assurance, and infrastructure. In 2023, Apex was ranked #12 by Engineering News-Record in its All-Environmental Firm list and #58 in the Top 200 Environmental Firms list. Apex has offices throughout the United States, and this partnership results in a combined team of more than 1,400 scientists, geologists, engineers, technicians, and information management specialists with the resources to serve all 50 states.

Matheson Advisors acted as Financial, Valuation, and M&A advisors on behalf of PBS - our long-term client.

Matheson Advisors is an AEC-focused corporate finance and M&A advisory firm with a national presence and a 25+ year track record of working with AEC firms on business valuations, ownership transition programs, capital strategies, ESOPs, and mergers and acquisitions. 

If you would like more information, the press release is located here.