Trihydro Recognized Among Top U.S. Environmental Firms in 2020
ENR Top 200 Environmental Firms Trihydro Corporation

Trihydro has again been ranked among the Engineering News-Record (ENR) Top Environmental Firms. Considered one of the industry benchmarks, ENR ranks its list of top 200 environmental firms nationally based on gross revenues associated with environmental services.  This year marks Trihydro’s 15th consecutive appearance on the list; debuting at 171 in 2006, Trihydro ranked 113 in 2020.

In the past year, Trihydro marked its continued success by celebrating 35 years in business and by adopting a new slogan: “Leave It Better Than You Found It.” The slogan reflects the Company’s ongoing commitment to better the environment, enhance communities, and support the well-being of its employees and clients.

About ENR’s Top 200 List

ENR's list of the Top 200 Environmental Firms, published annually, provides a look at key players, based on prior year revenue, in the global environmental services market—in areas from hazardous and nuclear waste cleanup to environmental sciences and water-wastewater treatment facility design and construction. Ranking on this list has become a well-recognized indicator of success for environmental industry firms.  To learn more, visit ENR’s website (

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