Engineering News-Record recently published its “Top 500 Design Firms” issue with 2020 rankings. Tetra Tech is ranked #1 in Water (17th year in a row) and advanced to the #4 ranking on the Top 500 Design Firms list Tetra Tech also is ranked in each of the following categories. More rankings will be released in the coming months, with the detailed “Top 500 Design Firms Sourcebook” to be released in July.

  • #4 in Top 500 Design Firms (up from #5)
  • #1 in Water (17th year in a row)
  • #2 in Sewer and Waste (maintained from last year)
  • #4 in International Markets (up from #6)
  • #5 in Hazardous Waste (maintained from last year)
  • #9 in Manufacturing (up from #10)
  • #10 in Power (down from #8)
  • #18 in General Building (up from #19)
  • #20 in Industrial Process/Petroleum (down from #19)

Congratulations to all the employees whose hard work, dedication, and passion helped Tetra Tech achieve high rankings once again!

Note: Our rankings list includes the most recent rankings available in each category, currently a mix of 2019 and 2020 rankings. All 2020 rankings will be available in September, and materials will be updated throughout the coming months. Please check back frequently.