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del.icio.usENR's Top 200 Environmental Firms ranking provides an annual look at a market that now exceeds $30 billion in annual revenue. An overview adds context to the numbers and looks at the players in various market segments.
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More detailed information on the Top 200 Environmental Firms: Current Top Environmental Firms Story: Click below for earlier editions: |
| FIRM | RANK |
|---|---|
| A | |
| AECOM Technology Corp. | 6 |
| AKRF Inc. | 147 |
| Alberici Corp. | 26 |
| AMEC | 24 |
| American Infrastructure Inc. | 68 |
| Apex Cos. LLC | 103 |
| ARCADIS/Malcolm Pirnie | 12 |
| ATC Group Services Inc. | 46 |
| B | |
| Barnard Construction Co. Inc. | 42 |
| Barr Engineering Co. | 126 |
| Bay West Inc. | 188 |
| BCI Engineers & Scientists | 196 |
| Beach Construction Co. Inc. | 199 |
| Bechtel | 3 |
| Birdsall Services Group | 187 |
| Black & Veatch | 14 |
| Bowen Engineering Corp. | 55 |
| Branco Enterprises Inc. | 129 |
| Brasfield & Gorrie LLC | 56 |
| Brown and Caldwell | 34 |
| Buchart Horn Inc./BASCO Associates | 200 |
| Building Crafts Inc. | 139 |
| Bureau Veritas | 90 |
| Burgess & Niple Inc. | 159 |
| Burns & McDonnell | 47 |
| C | |
| C. Overaa & Co. | 99 |
| C.H. Nickerson & Co., Inc. | 87 |
| The Cadmus Group Inc. | 113 |
| Cape Environmental Management Inc. | 158 |
| Carlin Contracting Co. Inc. | 104 |
| Carollo Engineers Inc. | 50 |
| CDM | 15 |
| CH2M Hill Ltd. | 1 |
| Charter Environmental Inc. | 143 |
| Chester Engineers | 157 |
| Civil & Environmental Consultants Inc. | 146 |
| COMANCO Environmental Corp. | 116 |
| Conestoga-Rovers & Associates | 35 |
| The Conti Group | 70 |
| Creamer Environmental Inc. | 142 |
| Crossland Heavy Contractors | 120 |
| Crowder Construction Co. | 85 |
| D | |
| D.A. Collins Environmental Services | 169 |
| David Evans and Associates Inc. | 180 |
| Delta Consultants | 74 |
| Dewberry | 174 |
| DHV Holding BV | 44 |
| Dudek | 144 |
| Dvirka and Bartilucci Consulting Engineers | 178 |
| Dynamac Corp. | 151 |
| E | |
| EA Engineering, Science and Technol. Inc. | 80 |
| Eagle Contracting LP | 101 |
| Earth Consulting Group, Inc. | 163 |
| Eberline Services Inc. | 155 |
| ECC | 106 |
| Ecology and Environment Inc. | 53 |
| Elk Environmental Services | 171 |
| Encore Construction Co. | 109 |
| Enercon Services Inc. | 136 |
| EnergySolutions LLC | 7 |
| EnSafe Inc. | 154 |
| Entact LLC | 59 |
| ENTRIX Inc. | 78 |
| Envirocon Inc. | 66 |
| ENVIRON | 40 |
| Environ. Consulting & Technology Inc. | 150 |
| Environ. Quality Management Inc. | 115 |
| Environ. Resources Management | 19 |
| Environmental Restoration LLC | 105 |
| EnviroTrac Ltd. | 170 |
| EQ-The Environmental Quality Co. | 37 |
| ERRG | 140 |
| ESA | 132 |
| ET Environmental Corp. LLC | 185 |
| F | |
| Fishbeck, Thompson, Carr & Huber Inc. | 192 |
| Fluor Corp. | 8 |
| Freese and Nichols Inc. | 100 |
| Fru-Con Holding | 76 |
| Fuss & O’Neill Inc. | 162 |
| G | |
| GAI Consultants Inc. | 181 |
| Gannett Fleming Inc. | 73 |
| Garney Holding Co. | 28 |
| GEI Consultants Inc. | 172 |
| Geosyntec Consultants | 60 |
| GHD Inc. | 127 |
| Golder Associates Inc. | 81 |
| Greeley and Hansen LLC | 93 |
| Gresham, Smith and Partners | 190 |
| Groundwater & Environmental Services Inc. | 61 |
| GRW Engineers Inc. | 182 |
| GZA GeoEnvironmental Inc. | 97 |
| H | |
| H2M Group/Holzmacher, McLendon & Murrell P.C. | 173 |
| Halcrow | 41 |
| Haley & Aldrich Inc. | 107 |
| The Haskell Co. | 123 |
| Hatch Mott MacDonald | 64 |
| Hazen and Sawyer P.C. | 48 |
| HDR | 20 |
| HEPACO Inc. | 164 |
| The HNTB Cos. | 72 |
| HydroGeoLogic Inc. | 119 |
| I-J | |
| ICF International | 31 |
| Insituform Technologies Inc. | 23 |
| Irex Contracting Group | 128 |
| J.F. Ahern Co. | 152 |
| J.R. Filanc Construction Co. Inc. | 83 |
| Johnston Construction Co. | 148 |
| Jones Edmunds & Associates Inc. | 177 |
| Judy Construction Co. | 121 |
| K-L | |
| Kennedy/Jenks Consultants Inc. | 91 |
| Kiewit Corp. | 13 |
| Kleinfelder | 51 |
| Langan Engineering & Environmental Services Inc. | 166 |
| Layne Christensen Co. | 18 |
| Leggette, Brashears & Graham | 194 |
| Locus Technologies | 193 |
| The Louis Berger Group | 25 |
| LVI Services Inc. | 33 |
| Lyles Construction Group | 52 |
| M | |
| MACTEC Inc. | 30 |
| Max Foote Construction Co. Inc. | 84 |
| McKim & Creed P.A. | 183 |
| Merrick & Co. | 124 |
| Michael Baker Corp. | 71 |
| MWH Global Inc. | 11 |
| N-O | |
| Normandeau Associates Inc. | 189 |
| North Wind Inc. | 86 |
| NTH Consultants Ltd. | 179 |
| Nuprecon/CST Holdings LLC | 95 |
| O’Brien & Gere | 65 |
| OP-TECH Environmental Services Inc. | 145 |
| P-Q | |
| Parametrix | 131 |
| Parsons Brinckerhoff | 29 |
| Parsons Corp. | 10 |
| The PBSJ Corp. | 63 |
| PCL Construction Enterprises Inc. | 27 |
| Pennoni Associates Inc. | 184 |
| Pepper Construction Group | 77 |
| Perma-Fix Environmental Services Inc. | 75 |
| Pizzagalli Construction Co. | 39 |
| PKF-Mark III Inc. | 125 |
| Portage Inc. | 45 |
| Posillico Environmental Inc. | 118 |
| PPM Consultants Inc. | 195 |
| Precision Environmental Co. | 156 |
| Professional Services Industries Inc. (PSI) | 130 |
| Psomas | 175 |
| R | |
| Remedial Construction Services L.P. | 69 |
| RJN Group Inc. | 197 |
| RMC Water and Environment | 179 |
| RMT Inc. | 92 |
| Roux Associates Inc. | 96 |
| S | |
| S&ME Inc. | 167 |
| Safety and Ecology Corp. | 98 |
| Science Applications International Corp. (SAIC) | 17 |
| SCS Engineers | 62 |
| Sevenson Environmental Services Inc. | 38 |
| The Shaw Group Inc. | 9 |
| Shook National Corp. | 110 |
| Silverite Construction Co. Inc. | 57 |
| Skanska USA Inc. | 16 |
| Slayden Construction Group Inc. | 89 |
| Sletten Construction | 117 |
| The S.M. Stoller Corp. | 67 |
| Sovereign Consulting Inc. | 135 |
| Staab Construction Corp. | 165 |
| Stanek Constructors Inc. | 141 |
| Stantec Inc. | 22 |
| Strand Associates Inc. | 168 |
| Sukut Construction Inc. | 160 |
| SWCA Inc. | 111 |
| T | |
| TEC Inc. | 122 |
| Terracon | 82 |
| Tetra Tech Inc. | 5 |
| Tighe & Bond Inc. | 176 |
| TolTest Inc. | 114 |
| Traylor Bros. Inc. | 88 |
| TRC Cos. Inc. | 36 |
| Trihydro Corporation | 133 |
| Trinity Consultants | 134 |
| Turner Specialty Services LLC | 161 |
| U | |
| Ulliman Schutte Construction LLC | 54 |
| URS Corp. | 2 |
| USA Environmental LP | 94 |
| V | |
| Vector Engineering Inc. | 149 |
| Veolia Environnement North America | 4 |
| Versar Inc. | 191 |
| W-X-Y-Z | |
| W. Rogers Co. | 108 |
| Wade Trim Group | 153 |
| The Walsh Group Ltd. | 21 |
| Wenck Associates Inc. | 198 |
| Weston & Sampson Engineers Inc. | 112 |
| Weston Solutions Inc. | 32 |
| Wharton-Smith Inc. | 49 |
| The Whiting-Turner Contracting Co. | 138 |
| Whitman, Requardt and Associates LLP | 137 |
| Woodard & Curran | 79 |
| WorleyParsons | 43 |
| Wright-Pierce | 186 |
| WRScompass | 58 |
| WSP Environment & Energy | 102 |
ENR Top Lists or selections from the directory databases are available on pressure-sensitive labels or computer printouts. Included are the principal officer's name and title, company name and address, and phone and fax numbers. Click here for information on purchasing mailing lists.
