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Fuss & O’Neill, Inc. Joins Trilon Group

Updated: Apr 5

We congratulate our client, Fuss & O’Neill, Inc. ("F&O"), a full-service civil and environmental engineering firm, on their strategic partnership with Trilon Group ("Trilon"), a family of infrastructure consulting businesses backed by Alpine Investors. The new alliance will provide additional capital and resources to support F&O’s and Trilon’s strategic expansion and create growth opportunities for employees. 


Founded in 1924 and headquartered in Manchester, Connecticut, F&O is a full-service engineering firm with over 330 employees operating out of 11 locations throughout the Northeastern United States. F&O has a rich history of providing single-source access to environmental, engineering, and scientific expertise for public and private sector clients. In addition to Connecticut, F&O has a presence in Maine, Massachusetts, New Hampshire, New York, Rhode Island, and Vermont.


Based in Denver, Colorado, Trilon's key focus areas include transportation, water, utilities, environment, and community infrastructure. Formed with the vision to build the next Top 20 design firm in North America, Trilon has rapidly expanded with the help of Alpine Investors, an investment firm focused on partnering with and developing exceptional people to grow businesses. With the addition of F&O, Trilon has 12 partner firms and over 4,100 staff.


The addition of F&O enhances Trilon’s infrastructure expertise and expands the platform into the Northeastern United States.


Matheson Advisors acted as Financial and M&A advisors initiating, negotiating, and managing the transaction on behalf of F&O. 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. 

For more information, the press release is located here.

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