

Rankings
National Rankings
Engineering News Record
- No. 107 of the Top 500 Design Firms in the U.S., May 2023
- No. 87 of the Top 100 “Pure Designers,” May 2023
- No. 99 of the Top 500 Design Firms in the U.S., May 2022
- No. 80 of the Top 100 “Pure Designers,” May 2022
- No. 90 of the Top 500 Design Firms in the U.S., May 2021
- No. 71 of the Top 100 “Pure Designers,” May 2021
- No. 102 of the Top 500 Design Firms in the U.S., May 2020
- No. 81 of the Top 100 “Pure Designers,” May 2020
- No. 100 of the Top 500 Design Firms in the U.S., May 2019
- No. 78 of the Top 100 “Pure Designers,” May 2019
- No. 99 of the Top 500 Design Firms in the U.S., May 2018
- No. 73 of the Top 100 “Pure Designers,” May 2018
- No. 95 of the Top 500 Design Firms in the U.S., May 2017
- No. 68 of the Top 100 “Pure Designers,” May 2017
- No. 91 of the Top 500 Design Firms in the U.S., May 2016
- No. 66 of the Top 100 “Pure Designers,” May 2016
- No. 108 of the Top 500 Design Firms in the U.S., May 2015
- No. 80 of the Top 100 “Pure Designers,” May 2015
- No. 105 of the Top 500 Design Firms in the U.S., April 2014
- No. 73 of the Top 100 “Pure Designers,” April 2014
- No. 104 of the Top 500 Design Firms in the U.S., April 2013
- No. 73 of the Top 100 “Pure Designers,” April 2013
- No. 195 of the Top 200 Environmental Firms, July 2011
Zweig Group
- No. 93, 2016 Hot Firms List
CE News
- No. 57 Top Civil Engineering Firms (over $100 million in revenue), April 2011
- No. 1 Best Large Firm to Work For in Civil Engineering, No. 9 Overall, October 2008
Public Works Magazine
- Ranked among the Top AEC Firms in the U.S., August 2011
Roads & Bridges Magazine
- No. 14 of the Top Mass Transit and Rail Design Firms, August 2011
- No. 15 of the Top Bridge Design Firms, August 2011
- No. 15 of the Top Road & Highway Design Firms, August 2011
- No. 16 of the Top Design-Build Design Firms, August 2011
- No. 20 of the Top Storm Water Design Firms, August 2011
Regional Rankings
Northwest
- No. 2, Northwest’s Top Design Firms; ENR Northwest, June 2022
- No. 4, Transportation Top Design Firms; ENR Northwest, June 2022
- No. 5, Environmental & Geotechnical Engineering Top Design Firms; ENR Northwest, June 2022
- No. 3, Civil Engineering Top Design Firms; ENR Northwest, June 2022
- No. 1, Surveying and Mapping Top Design Firms; ENR Northwest, June 2022
- No. 2, Northwest’s Top Design Firms; ENR Northwest, June 2021
- No. 4, Northwest’s Top Transportation Design Firms; ENR Northwest, June 2021
- No. 7, Northwest’s Top Water/Wastewater Design Firms; ENR Northwest, June 2021
- No. 8, Northwest’s Top Power Design Firms; ENR Northwest, June 2021
- No. 2, Northwest’s Top Design Firms; ENR Northwest, May 2020
- No. 4, Northwest’s Top Transportation Design Firms; ENR Northwest, May 2020
- No. 6, Northwest’s Top Environmental and Geotechnical Engineering Design Firms; ENR Northwest, May 2020
- No. 7, Northwest’s Top Water Supply Design Firms; ENR Northwest, May 2020
- No. 2, Northwest’s Top Design Firms; ENR Northwest, June 2019
- No. 3, Northwest’s Top Civil Engineering Design Firms; ENR Northwest, June 2019
- No. 4, Northwest’s Top Power Design Firms; ENR Northwest, June 2019
- No. 4, Northwest’s Top Transportation Design Firms; ENR Northwest, June 2019
- No. 5, Northwest’s Top Structural Engineering Design Firms; ENR Northwest, June 2019
- No. 8, Northwest’s Top Water Supply Design Firms; ENR Northwest, June 2019
- No. 1, Northwest’s Top Design Firms; ENR Northwest, November 2018
- No. 2, Northwest’s Top Transportation Design Firms; ENR Northwest, November 2018
- No. 2, Northwest’s Top Power Design Firms; ENR Northwest, November 2018
- No. 9, Northwest’s Top Water Supply Design Firms; ENR Northwest, November 2018
- No. 8, Northwest’s Top Sewerage/Solid Waste Design Firms; ENR Northwest, November 2018
- Northwest Design Firm of the Year; ENR Northwest, November 2017
- No. 3, Northwest’s Top Transportation Design Firms; ENR Northwest, November 2017
- No. 2, Top 50 Design Firms; Northwest Construction, October 2008
- No. 1, Top Design Energy; Northwest Construction, October 2008
- No. 1, Top Design Transportation; Northwest Construction, October 2008
- No. 2, Top Design Water/Sewer/Waste; Northwest Construction, October 2008
Southwest
- No. 53, Top Design Firms; ENR Southwest, May 2018
- No. 40 of the Top Design Firms; Southwest Contractor, January 2009
Mountain States
- No. 35, Intermountain Top Design Firms; ENR Mountain States, June 2022
- No. 33, Top Design Firms; ENR Mountain States, June 2020
- No. 9, Transportation Design Firms; ENR Mountain States, June 2020
- No. 42, Top Design Firms; ENR Mountain States, May 2020
- No. 33, Top Design Firms; ENR Mountain States, June 2019
- No. 10, Transportation Design Firms; ENR Mountain States, June 2019
- No. 27, Top Design Firms; ENR Mountain States, June 2018
- No. 8, Transportation Design Firms; ENR Mountain States, June 2018
- No. 9, Transportation Design Firms; ENR Mountain States, June 2017
- No. 15, Civil Engineering Firms; ENR Mountain States, June 2017
- No. 34, Top Design Firms; ENR Mountain States, June 2017
- No. 30, Top Mountain States Design Firms; ENR, June 2011
- No. 19, Top Intermountain Design Firms; ENR, June 2011
Arizona
- No. 21, Engineering Firms; Phoenix Business Journal, 2009
California
- No. 4 Healthiest Employer in Southern California; Healthiest Employers, August 2023
- No. 3 Healthiest Employer in Southern California; Healthiest Employers, August 2022
- No. 6, Landscape Architecture Top Design Firms; ENR California, June 2022
- No. 8, Surveying and Mapping Top Design Firms; ENR California, June 2022
- No. 62, Top Design Firms; ENR California, May 2020
- No. 49, Top Design Firms; ENR California, May 2019
- No. 52, Top Design Firms; ENR California, June 2018
- No. 5, Top Design Firms; Surveying & Mapping, ENR California, June 2018
- No. 47, Top Design Firms; ENR California, June 2017
- No. 45, Top Design Firms; ENR California, June 2016
- No. 4, Top Design Firms, Landscape Architecture; ENR California, June 2016
- No. 72, Top Design Firms; ENR California, June 2015
- No. 61, Top Design Firms; ENR California, June 2014
- No. 47, Top Design Firms, Transportation; ENR California, June 2014
- No. 8, Top Design Firms, Surveying & Mapping; ENR California, June 2014
- No. 7, Top Design Firms, Master Planned Development/Site Infrastructure; ENR California, June 2014
- No. 22, Top Design Firms, Power; ENR California, June 2013
- No. 19, Top Design Firms, Civil Engineering; ENR California, June 2013
- No. 14, Top Design Firms, Commercial; ENR California, June 2013
Colorado
- No. 38, Colorado/Wyoming Top Design Firms; ENR Mountain States, June 2022
Idaho
- No. 19, Top Intermountain Design Firms; ENR, June 2011
Oregon
- No. 8, Healthiest Employer in Oregon; Healthiest Employers, August 2023
- No. 22, 100 Best Companies to Work For in Oregon – Large Companies Category; Oregon Business, March 2023
- No. 3, Largest Engineering Firms in the Portland Metro Area; Portland Business Journal, October 2022
- No. 21, Largest Environmental Consulting Firms in the Portland Metro Area; Portland Business Journal, October 2022
- No. 7, Healthiest Employer in Oregon; Healthiest Employers, August 2022
- No. 1, Oregon Top Design Firms; ENR Northwest, June 2022
- No. 88, 100 Best Green Companies to Work For; Oregon Business, June 2022
- No. 13, 100 Best Companies to Work For in Oregon – Large Companies Category; Oregon Business, March 2022
- No. 3, Largest Engineering Firms in the Portland Metro Area; Portland Business Journal, July 2021
- No. 11, Largest Environmental Consulting Firms in the Portland Metro Area; Portland Business Journal, July 2021
- No. 101, Largest Employers in the Portland Metro Area; Portland Business Journal, July 2021
- No. 10, Healthiest Employers of Oregon; Portland Business Journal, August 2021
- No. 1, Oregon’s Top Design Firms; ENR Northwest, June 2021
- No. 24, Best Companies to Work For in Oregon – Large Companies Category; Oregon Business, Jan 2021
- No. 1, Oregon’s Top Design Firms; ENR Northwest, May 2020
- No. 2, Largest Engineering Firms in the Portland Metro Area; Portland Business Journal, February 2020
- No. 7, Largest Environmental Consulting Firms in the Portland Metro Area; Portland Business Journal, February 2020
- No. 1, Oregon’s Top Design Firms; ENR Northwest, June 2019
- No. 4, Largest Engineering Firms in the Portland Metro Area; Portland Business Journal, March 2018
- No. 17, Portland’s 20 Fastest Growing Engineering Firms; Portland Business Journal, March 2018
- No. 1, Oregon’s Top Design Firms; ENR Northwest, July 2017
- No. 4 of the Largest Portland Metro-Area Engineering Firms; Portland Business Journal’s 2018 Book of Lists, December 2017
- No. 9 of the Largest Portland Metro-Area Environmental Consulting Firms; Portland Business Journal’s 2018 Book of Lists, December 2017
- No. 1 of Architecture, Engineering, and Design Firms; Oregon Business Magazine, January 2017
- No. 58, The Private 150, Oregon’s Top Companies; Oregon Business Magazine, July/August 2016
- No. 160, The List: Oregon & S.W. Washington’s Fastest-Growing Private Companies; Portland Business Journal, June 2016
- No. 57 of Oregon’s Top Private 150, Oregon Business; July/August 2015
- No. 2 of Architecture and Design Firms; Oregon Business, January 2015
- No. 55 of Oregon’s Top Private 150; Oregon Business, July/August 2014
- No. 62 of Oregon’s Top Private 150; Oregon Business, July/August 2013
- No. 89 of 100 Best Green Companies to Work for in Oregon; Oregon Business, June 2013
- No. 67 of 100 Best Green Companies to Work for in Oregon; Oregon Business, June 2012
- No. 5 of Top 50 Engineering Firms in Portland Metropolitan Area; Portland Business Journal, August 2012
- No. 58 of Oregon’s Top Private 150, Oregon Business; August 2012
- No. 8 of the Healthiest Employers, Portland Business Journal; October 2011
- No. 88 Best Green Company to Work For in Oregon; Oregon Business, April 2011
- No. 23 Best Large Company to Work For in Oregon; Oregon Business, March 2011
- No. 59 of Oregon’s Top Private 150; Oregon Business, July 2011
- No. 20, Top 25 Private Companies; Portland Business Journal, July 2009
- No. 45 of Oregon’s Top Private 150; Oregon Business, July 2009
- No. 2, Top 25 Engineering Firms; Portland Business Journal, March 2009
- No. 3 Engineering Firm in Portland, Oregon, Metropolitan Area; Portland’s Daily Journal of Commerce, 2009
- No. 10 Landscape Architecture Firm in Portland, Oregon, Metropolitan Area; Portland’s Daily Journal of Commerce, 2009
- No. 27, Corporate Philanthropists; Portland Business Journal Book of Lists, January 2009
- No. 2, Top 50 Design Firms; Northwest Construction, October 2008
- No. 1, Top Design Energy; Northwest Construction, October 2008
- No. 1, Top Design Transportation; Northwest Construction, October 2008
- No. 2, Top Design Water/Sewer/Waste; Northwest Construction, October 2008
- No. 2, A-List Engineering Companies; Portland’s Daily Journal of Commerce, March 2008
Utah
- No. 42, Top Design Firms; ENR Mountain States, May 2020
Washington
- No. 16 Best Workplaces – X-Large companies; Puget Sound Business Journal, November 2023
- No. 7 Healthiest Employer in Washington; Healthiest Employers, August 2022
- No. 5, Washington Top Design Firms; ENR Northwest, June 2022
- No. 1, Healthiest Employers of Washington; www.healthiestemployers.com, September 2021
- No. 9, Washington’s Top Design Firms; ENR Northwest, June 2021
- No. 9, Washington’s Top Design Firms; ENR Northwest, May 2020
- No. 8, Washington’s Top Design Firms; ENR Northwest, June 2019
- No. 6, Washington’s Top Design Firms; ENR Northwest, November 2018
- No. 8, Washington’s Top Design Firms; ENR Northwest, July 2017
- No. 17 of Top 25 Engineering Firms in the Puget Sound Area; Puget Sound Business Journal, June 1, 2012
- 2009 Best Workplaces for Recycling and Waste Reduction; King County, Washington
Wyoming
- No. 38, Colorado/Wyoming Top Design Firms; ENR Mountain States, June 2022