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Home » The 2017 Top 200 Environmental Firms 1-100

The 2017 Top 200 Environmental Firms 1-100


August 2017

The Top 200 Environmental Firms held their own in 2016, even as the election of Donald Trump, an uncertain post-Brexit Europe and still-sluggish oil prices loomed over the environmental marketplace. Spurred by continuing cleanup mandates and some improved economic signals before Trump was officially installed as president, 2017 list participants, in their overall revenue last year, managed a 2% hike, to $54.47 billion—a total not seen in five years.


ENR 2017 Top 200
More detailed information on ENR's Top 200 Environmental Firms:

View complete 2017 list, with full market analysis

Current Top 200 Environmental Firms Story:
Top 200 Environmental Firms Weigh Market in Trump Era

Click below for earlier editions:
2016 | 2015 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009 | 2008 | 2007 | 2006 | 2005 | 2004

Firms are ranked based on the % of their 2016 gross revenue from environmental services. Figures are in $ millions; percents are rounded and may not add up to 100. A company update is marked by number in red, with a detailed footnote on the side of each list page.

Two asterisks (**) indicate firms that were not ranked on the 2016 Top 200 list.

DES Engineering and/or design; CSL Consulting and/or studies; CON Construction, contracting and/or remediation; CM-PM Construction management and/or program management; EQP Equipment or device manufacture; OPS Contract operations; R&D Technology and/or research and development, OTH Services not already designated.



ENR 2017 Top 200 Environmental Firms


001-100 | 101-200
RANK 2017 RANK 2016 FIRM TYPE OF WORK
1 1 AECOM, Los Angeles, Calif. DES
2 2 CH2M, Englewood, Colo. CSL
3 5 CLEAN HARBORS INC., Norwell, Mass. OTH/OPS
4 3 BECHTEL, San Francisco, Calif. CON
5 6 TETRA TECH INC., Pasadena, Calif. CSL
6 4 VEOLIA NORTH AMERICA, Boston, Mass. OPS/OTH
7 7 FLUOR CORP., Irving, Texas CON
8 10 SUEZ NORTH AMERICA, Paramus, N.J. OPS
9 18 STANTEC INC., Edmonton, Alberta, Canada1 DES
10 11 AMEC FOSTER WHEELER, Alpharetta, Ga. CON/CSL
11 13 HDR, Omaha, Neb. DES/CSL
12 8 ARCADIS NV, Amsterdam, Holland CSL
13 15 BATTELLE, Columbus, Ohio R&D
14 12 CDM SMITH, Boston, Mass. DES/CON
15 14 ERM, London, England, U.K. CSL
16 25 GOLDER ASSOCIATES, Palm Beach Gardens, Fla. DES
17 16 BLACK & VEATCH, Overland Park, Kan. DES
18 19 CB&I, The Woodlands, Texas CON
19 40 LEIDOS, Reston, Va. CSL
20 23 PARSONS CORP., Pasadena, Calif. DES
21 20 KIEWIT CORP., Omaha, Neb. CON
22 17 THE WALSH GROUP LTD, Chicago, Ill. CON
23 22 GARNEY HOLDING CO., Kansas City, Mo. CON
24 34 MCCARTHY HOLDINGS INC., St. Louis, Mo. CM/PM
25 30 WSP, Montreal, Quebec, Canada2 CSL/CON
26 ** MOTT MACDONALD GROUP, Iselin, N.J. DES
27 53 GREAT LAKES DREDGE & DOCK CORP., Oak Brook, Ill. CON
28 28 AEGION CORP., Chesterfield, Mo. CON
29 27 TRADEBE ENVIRONMENTAL SERVICES, Barcelona, Spain OPS
30 29 RAMBOLL ENVIRON, Copenhagen, Denmark DES
31 39 BARNARD CONSTRUCTION CO. INC., Bozeman, Mont. CON
32 26 GHD, Sydney, New South Wales, Australia CSL/CON
33 32 ANTEA GROUP, Almere, Holland CSL
34 24 LAYNE CHRISTENSEN CO., The Woodlands, Texas CON
35 31 ICF, Fairfax, Va. CSL
36 33 BROWN AND CALDWELL, Walnut Creek, Calif. DES
37 35 WEEKS MARINE INC., Cranford, N.J. CON
38 43 PC CONSTRUCTION, South Burlington, Vt. CON
39 46 BOWEN, Indianapolis, Ind. CON
40 38 TRC COS. INC., Lowell, Mass. CSL
41 78 GILBANE BUILDING CO., Providence, R.I. CON
42 47 ALBERICI-FLINTCO, St. Louis, Mo. CON
43 37 LOUIS BERGER, Morristown, N.J. DES
44 36 PCL CONSTRUCTION ENTERPRISES INC., Denver, Colo. CON
45 48 CAROLLO ENGINEERS INC., Walnut Creek, Calif. DES
46 44 LYLES CONSTRUCTION GROUP, Fresno, Calif. CON
47 43 GEOSYNTEC CONSULTANTS INC., Atlanta, Ga. CSL/DES
48 45 KOKOSING INC., Westerville, Ohio CON
49 ** BAUER RESOURCES GMBH, Schrobenhausen, Germany CON
50 50 BURNS & MCDONNELL, Kansas City, Mo. DES
51 49 NATIONAL RESPONSE CORP., Great River, N.Y. OPS
52 52 HAZEN AND SAWYER, New York, N.Y. DES
53 60 WOODARD & CURRAN, Portland, Maine DES
54 54 CLEAN EARTH INC., Hatboro, Pa. CM/PM
55 ** CARDNO LTD., Brisbane, Queensland, Australia DES
56 41 WORLEYPARSONS LTD., North Sydney, New South Wales, Australia CSL
57 51 WESTON SOLUTIONS INC., West Chester, Pa. CSL
58 66 ULLIMAN SCHUTTE CONSTRUCTION LLC, Miamisburg, Ohio CON
59 56 BUREAU VERITAS, Fort Lauderdale, Fla. CSL
60 58 SCS ENGINEERS, Long Beach, Calif. DES/CSL
61 61 OBG, Syracuse, N.Y. DES/CSL/CON/CM-PM
62 75 ATC GROUP SERVICES LLC, Lafayette, La. CON
63 59 TERRACON CONSULTANTS INC., Olathe, Kan. CSL
64 63 SEVENSON ENVIRONMENTAL SERVICES INC., Niagara Falls, N.Y. CON
65 65 APEX COS. LLC, Rockville, Md. CSL/CON/CM-PM
66 62 WHARTON-SMITH INC., Sanford, Fla. CON
67 68 KLEINFELDER, San Diego, Calif. CM-PM
68 64 MICHAEL BAKER INTERNATIONAL, Pittsburgh, Pa. CSL
69 57 RICE LAKE CONSTRUCTION GROUP, Deerwood, Minn. CON
70 71 EA ENGINEERING, SCIENCE, AND TECHNOLOGY INC., Hunt Valley, Md. DES
71 69 SNC-LAVALIN INC., Montreal, Quebec, Canada CSL
72 84 CASCADE ENVIRONMENTAL, Woodinville, Wash. CSL/CON
73 107 NAVARRO RESEARCH AND ENGINEERING INC., Oak Ridge, Tenn. CON
74 94 NORTH WIND GROUP, Idaho Falls, Idaho CON
75 77 TRINITY CONSULTANTS, Dallas, Texas CSL
76 125 HASKELL, Jacksonville, Fla. CON
77 85 LANGAN ENGIN., ENVIR., SURV. & LANDSCAPE ARCH., Parsippany, N.J. DES
78 83 HALEY & ALDRICH INC., Burlington, Mass. CSK
79 88 MAX FOOTE CONSTRUCTION CO. LLC, Mandeville, La. CON
80 103 C.H. NICKERSON & CO. INC., Torrington, Conn. CON
81 67 ECOLOGY AND ENVIRONMENT INC., Lancaster, N.Y. CSL
82 102 ALLAN MYERS, Worcester, Pa. CM/PM
83 72 C. OVERAA & CO., Richmond, Calif. CON
84 100 CROWDER CONSTRUCTORS INC., Charlotte, N.C. CON
85 81 PAL ENVIRONMENTAL SAFETY CORP., Long Island City, N.Y. CON
86 74 ECC, Burlingame, Calif. CON
87 93 KENNEDY JENKS CONSULTANTS INC, San Francisco, Calif. DES
88 89 ANCHOR QEA LC, Seattle, Wash. CSL
89 86 ENVIRONMENTAL RESTORATION LLC, St. Louis, Mo. CON
90 80 SUKUT CONSTRUCTION LLC, Santa Ana, Calif. CON
91 73 REMEDIAL CONSTRUCTION SERVICES LP, Houston, Texas CON
92 99 HATCH LTD., Mississauga, Ontario, Canada DES
93 92 GROUNDWATER & ENVIRONMENTAL SERVICES INC., Wall Township, N.J. CSL
94 ** AMERICAN INTEGRATED SERVICES INC., Wilmington, Calif. CON
95 91 CIVIL & ENVIRONMENTAL CONSULTANTS INC., Pittsburgh, Pa. DES
96 96 GZA, Norwood, Mass. CSL
97 87 SWCA ENVIRONMENTAL CONSULTANTS, Phoenix, Ariz. CSL
98 95 ROUX ASSOCIATES INC., Islandia, N.Y. CSL
99 90 HYDROGEOLOGIC INC., Reston, Va. CON
100 108 DUDEK, Encinitas, Calif. CSL
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