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Engineering Design Firms Listed In Top 500 Design Firms
For 2002
(per to the Engineering
News-Record)
Listed in alphabetical order
Information shown in parentheses:
Ranking (based on revenue received for
design services in 2002)
Type of Firm (firms classified
themselves):
E=Engineer; EC=Engineer-Contractor; AE=Architect-Engineer;
EA=Engineer-Architect; GE=Geotechnical Engineer; ENV=Environmental.
Primary Market Served / Percent of Overall
Revenue Received from that Market (see below for markets considered)
State Where Firm is Headquartered
Markets:
General Building: Commercial buildings,
offices, stores, educational facilities, government buildings, hospitals,
medical facilities, hotels, apartments, housing, etc.
Manufacturing: Auto, electronic assembly,
textile plants, etc.
Power: Thermal and hydroelectric
powerplants, waste-to-energy plants, transmission lines, substations,
cogeneration plants, etc.
Water Supply: Dams, reservoirs,
transmission pipelines, distribution mains, irrigation canals, desalination
and potability treatment plants, pumping stations, etc.
Sewerage/Solid Waste: Sanitary and storm
sewers, treatment plants, pumping plants, incinerators, industrial waste
facilities, etc.
Industrial Process: Pulp and paper mills,
steel mills, nonferrous metal refineries, pharmaceutical plants, chemical
plants, food and other processing plants, etc.
Petroleum: Refineries, petrochemical
plants, offshore facilities, pipelines, etc.
Transportation: Airports, bridges, roads,
canals, locks, dredging, marine facilities, piers, railroads, tunnels, etc.
Hazardous Waste: Chemical and nuclear
waste treatment, asbestos and lead abatement, etc.
Telecommunications: Transmission lines
and cabling, towers and antennae, data centers, etc.
A. Epstein and Sons International, Inc. (81 - AE - General Bldg/67 - IL)
ABB Lummus Global (9 - EC - Industrial/Petroleum/100 - NJ)
AECOM Technology Corp (5 - EA - Transportation/50 - CA)
AEP Pro Serv (104 - EC - Power/100 - OH)
AEPCO, Inc. (196 - E - MD)
Affiliated Engineers, Inc. ( AEI ) (162 - E - General Bldg/82 - WI)
Aker Kvaerner Inc. (32 - EC - Industrial/Petroleum/90 - TX)
AKRF, Inc. (403 – ENV – Transportation/29 - NY)
Albert Kahn Associates Inc (227 - AE - General Bldg/57 - MI)
Albert-Garaudy and Associates (413 – E – Industrial/Petroleum/100 - LA)
Alfred Benesch and Company (218 - ENV - Transportation/98 - IL)
Ambitech Engineering Corp (329 – EA – Industrial/Petroleum/100 - IL)
AMEC (18 - E - Industrial/Petroleum/48 - NY)
American Consulting Engineers, PLC (400 – E – Transportation/99 - KY)
American Consulting, Inc., Inc. (436 – EA – Transportation/37 - IN)
Ammann & Whitney (321 – EA – Transportation/80 - NY)
Apex Environmental, Inc. (377 – ENV – General Bldg/40 - MD)
Arcadis Geraghty and Miller International (36 - EA - Hazardous Waste/60 - CO)
Arup (99 - E - General Bldg/66 - NY)
ASCG Inc (144 - EA - Sewerage/Solid Waste/28 - AK)
Astorino (301 – AE – General Bldg/100 - PA)
ATC Associates Inc. (52 - E - Hazardous Waste/48 - MA)
Atkins Americas (79 - AEC - Industrial/Petroleum/27 - OK)
Atwell-Hicks, Inc. (324 – E – General Bldg/64 - MI)
Austin Company (198 - EC - Industrial/Petroleum/36 - OH)
Ayres Associates (199 - EA - Transportation/64 - WI)
B.P. Barber and Associates, Inc. (483 – E – Sewerage/Solid Waste/50 - SC)
Babcock Eagleton, Inc. (282 – E – Industrial/Petroleum/100 - TX)
Ballinger (360 – AE – General Bldg/100 - PA)
Bard Rao+Athanas Consulting Engineers Inc (233 - E - General Bldg/100 - MA)
Barge, Waggoner, Sumner, and Cannon, Inc. (180 - EA - General Bldg/23 - TN)
Barr Engineering Company (242 - E - Sewerage/Solid Waste/22 - MN)
Bartlett & West Engineers (337 – E – Transportation/44 - KS)
Baxter & Woodman, Inc. (401 – E – Transportation/31 - IL)
BE&K (37 - EC - Industrial/Petroleum/59 - AL)
Bechtel Corp (2 - EC - Power/42 - CA)
Beiswenger, Hoch and Associates, Inc. (416 – EA – Transportation/89 - FL)
Belt Collins (327 – EAP – General Bldg/76 - HI)
Benatec Associates (444 – E – Transportation/51 - PA)
BERGER/ABAM Engineers Inc. (331 – E – Transportation/85 - WA)
Bergmann Associates (257 – EA – Transportation/52 - NY)
Bermello, Ajamil and Partners (358 – AE – Transportation/54 - FL)
Berryman and Henigar (201 - E - Water Supply/29 - CA)
Bibb and Associates (63 - EA - Power/95 - KS)
Birdsall Services Group Inc (244 - E - General Bldg/42 - NJ)
BKF Engineers (273 – E – General Bldg/54 - CA)
BL Companies (429 – EA – General Bldg/52 - CT)
Black and Veatch (15 - EC - Power/45 - KS)
Blasland Bouck and Lee Inc. (71 - ENV - Hazardous Waste/93 - NY)
Bolton & Menk, Inc. (339 – E – Sewerage/Solid Waste/30 - MN)
Boswell Engineering (286 – E – Transportation/90 - NJ)
Bowman Consulting Group, Ltd. (409 – E – General Bldg/79 - VA)
Bowyer-Singleton & Associates, Inc. (469 – E – Transportation/62 - FL)
Boyle Engineering Corp (140 - EA - Water Supply/43 - CA)
Brinjac Engineering, Inc. (438 – E – General Bldg/83 - PA)
Brown & Gay Engineers, Inc. (357 – E – Sewerage/Solid Waste/39 - TX)
Brown and Caldwell (54 - E - Sewerage/Solid Waste/58 - CA)
Bryan A. Stirrat & Associates (433 – ENV – Sewerage/Solid Waste/80 - CA)
BSA Life Structures (292 – AE – General Bldg/100 - IN)
BSK Associates (459 – GE – Hazardous Waste/65 - CA)
Buchart Horn Inc / Basco Associates (220 - EA - Transportation/27 - PA)
Bucher, Willis & Ratliff Corp (307 – EAP – Transportation/65 - MO)
Burgess and Niple Inc. (123 - EA - Transportation/44 - OH)
Burk-Kleinpeter, Inc. (488 – EA – Transportation/87 - LA)
Burns and McDonnell (34 - EAC - Power/39 - MO)
Burns and Roe Group Inc. (50 - EC - Power/66 - NJ)
Burt, Hill, Kosar, Rittelmann Associates (187 - AE - General Bldg/99 - PA)
Bury+Partners, Inc. (445 – E – General Bldg/100 - TX)
C&I Engineering (476 – E – Industrial/Petroleum/73 - KY)
C&S Companies (202 - E - Transportation/33 - NY)
C. H. Guernsey & Company (342 – EA – General Bldg/26 - OK)
Cannon Design (119 - AE - General Bldg/100 - NY)
Carlson (128 -
AE - General Bldg/100 - MA)
Carollo Engineers PC (78 - E - Sewerage/Solid Waste/58 - AZ)
Carter and Burgess, Inc. (29 - EA - General Bldg/42 - TX)
CASCO (460 – AE – General Bldg/99 - MO)
CDI Engineering Services (28 - EC - Industrial/Petroleum/49 - PA)
CDM (19 - EC - Sewerage/Solid Waste/42 - MA)
CEI Engineering Associates, Inc. (446 – E – General Bldg/90 - AR)
CH2M-Hill (7 - EA - Hazardous Waste/30 - CO)
Chas. H. Sells, Inc. (421 – E – Transportation/82 - NY)
Chiang, Patel & Yerby, Inc. (322 – E – Transportation/60 - TX)
Civil & Environmental Consultants, Inc. (304 – E – Industrial/Petroleum/31 - PA)
Clark, Nexsen PC Architecture & Engineering (318 – AE - General Bldg/83 - VA)
Clough, Harbour and Associates, LLP (120 - E - Transportation/40 - NY)
Coler & Colantonio, Inc. (464 – EC – Industrial/Petroleum/43 - MA)
Conestoga-Rovers and Associates (77 - ENV - Hazardous Waste/99 - NY)
Construction Technology Laboratories, Inc. (462 – E – Manufacturing/26 - IL)
Converse Consultants (381 – GE – Hazardous Waste/28 - CA)
Corrpro Companies, Inc. (74 - EC - Industrial/Petroleum/28 - OH)
CPH Engineers, Inc. (390 – E – General Bldg/63 - FL)
Crawford, Murphy & Tilly, Inc. (270 - E – Transportation/64 - IL)
CSA Group, Inc (184 - EA - Water Supply/37 - OH)
CSHQA PA (478 – AE – General Bldg/88 - ID)
CT Consultants, Inc. (430 – EA – Transportation/43 - OH)
CTA Architects Engineers (436 – AE – General Bldg/93 - MT)
CTL/Thompson, Inc. (355 – GE – General Bldg/48 - CO)
CUH2A Inc. (170 - AE - Industrial/Petroleum/56 - NJ)
Dannenbaum Engineering Corp (260 – E – Transportation/41 - TX)
David Evans and Associates, Inc. (75 - EA - Transportation/65 - OR)
Davis & Floyd Inc. (379 – EA – Transportation/39 - SC)
Degenkolb Engineers (467 – E – General Bldg/96 - CA)
Delon Hampton and Associates, Chartered (354 – E – Transportation/72 - DC)
Delta Environmental Consultants, Inc. (112 - ENV - Hazardous Waste/100 - MN)
Dewberry (49 - EA - Transportation/39 - VA)
Diversified Technology Consultants (457 – EC – General Bldg/57 - CT)
DLR Group (98 - AE - General Bldg/100 - NE)
DLZ Corp (102 - EA - Transportation/30 - OH)
DOWL Engineers (397 – E – General Bldg/38 - AK)
DRMP, Inc. (407 – E – Transportation/46 - FL)
Dufresne-Henry Inc. (263 – E – Transportation/37 - VT)
Durrant (212 - AE - General Bldg/98 - IA)
Dvirka and Bartilucci Consulting Engineers (470 – E – Hazardous Waste/35 - NY)
EA Engineering, Science and Technology, Inc. (167 - ENV - Hazardous Waste/52 -
MD)
EADS Group (442 – EA – Transportation/52 - PA)
Earth Systems Companies / Earth Systems, Inc (431 – GE – General Bldg/76 - CA)
Earth Tech (6 - E - Water Supply/30 - CA)
Ecology and Environment, Inc. (89 - EC - Hazardous Waste/58 - NY)
Edwards and Kelcey Inc. (57 - EC - Transportation/68 - NJ)
Einhorn Yaffee Prescott (141 - AE - General Bldg/100 - NY)
Ellerbe Becket (111 - AEC - General Bldg/97 - MN)
Enercon Services, Inc. (216 - E - Power/100 - OK)
Engineering Consulting Services, Ltd (ECS) (138 - GE - General Bldg/47 - VA)
ENGlobal Corp (82 - E - Industrial/Petroleum/100 - TX)
EnSafe Inc. (265 – ENV – Hazardous Waste/21 - TN)
ENSR International (53 - E - Industrial/Petroleum/29 - MA)
Entranco, Inc. (313 – E – Transportation/59 - WA)
ENVIRON (93 - ENV - Hazardous Waste/40 - VA)
Erdman Anthony (258 – E – Transportation/76 - NY)
ERM Group (30 - ENV - Hazardous Waste/95 - PA)
Evans, Mechwart, Hambleton & Tilton, Inc. (EMH&T) (254 – E – General Bldg/70 -
OH)
Ewing Cole Inc. (193 - AE - General Bldg/81 - PA)
EYP Mission Critical Facilities, Inc. (271 – EA – Telecommunications/72 - NY)
Facility Group (423 – EA – General Bldg/65 - GA)
Fanning/Howey Associates, Inc. (169 - AE - General Bldg/97 - OH)
Farnsworth Group (255 – EA – General Bldg/50 - IL)
Fay, Spofford and Thorndike, Inc. (237 - E - Transportation/47 - MA)
Finkbeiner, Pettis & Strout, Inc. (268 – EA – Water Supply/41 - OH)
Fishbeck, Thompson, Carr & Huber, Inc. (288 – EA – General Bldg/24 - MI)
Flack + Kurtz Inc. (190 - E - General Bldg/100 - NY)
Flad and Associates (145 - AE - General Bldg/98 - WI)
Fletcher-Thompson, Inc (473 – AE – General Bldg/97 - CT)
Fluor Corp (3 - EC - Industrial/Petroleum/79 - CA)
Foster Wheeler (12 - EC - Industrial/Petroleum/60 - NJ)
Foth and Van Dyke and Associates Inc (238 - E - Industrial/Petroleum/47 - WI)
Framatome ANP Inc. (14 - E - Power/100 - VA)
Freese and Nichols, Inc. (224 - EA - Water Supply/50 - TX)
Froehling & Robertson, Inc. (317 – GE – General Bldg/60 - VA)
Fru-Con / Fru-Con Engineering, Inc. (434 – E – Industrial/Petroleum/58 - MO)
Fugro USA (43 - E - Industrial/Petroleum/64 - TX)
Fuss & O'Neill Consulting Engineers, Inc. (300 – E – Hazardous Waste/47 - CT)
G.C. Wallace, Inc. (226 - NV)
GAI Consultants Inc. (207 - E - Transportation/56 - PA)
Gannett Fleming, Inc. (45 - EA - Transportation/46 - PA)
Garver Engineers (499 – E – Transportation/57 - AR)
GEI Consultants, Inc. (266 – E – Hazardous Waste/43 - MA)
General Physics Corp (67 - E - Manufacturing/31 - MD)
Geocon (414 – GE – General Bldg/38 - CA)
GeoEngineers Inc. (308 – GE – Industrial/Petroleum/21 - WA)
Geomatrix Consultants, Inc. (158 - E - Hazardous Waste/40 - CA)
George Butler Associates, Inc. (278 – EA – Transportation/26 - KS)
GeoSyntec Consultants (136 - ENV - Hazardous Waste/49 - GA)
Ghafari Companies (182 - AE - Manufacturing/84 - MI)
Golder Associates Inc. (80 - E - Sewerage/Solid Waste/18 - GA)
GPD Group (465 – AE – Telecommunications/35 - OH)
Graef, Anhalt, Schloemer & Associates, Inc. (316 – E – Transportation/33 - WI)
Granite Construction Inc. (261 – EC – Transportation/100 - CA)
Greeley and Hansen LLC (166 - E - Sewerage/Solid Waste/83 - IL)
Greenberg Farrow (230 - AE - General Bldg/100 - GA)
Greenhorne and O'Mara Inc. (103 - E - Transportation/59 - MD)
Greenman-Pedersen Inc (85 - E - Transportation/76 - NY)
Gresham, Smith and Partners (90 - AE - General Bldg/60 - TN)
GRW Engineers, Inc. (370 – EA – Sewerage/Solid Waste/41 - KY)
Gulf Interstate Engineering Co. (114 - EC - Industrial/Petroleum/100 - TX)
GZA GeoEnvironmental Inc. (143 - EC - Hazardous Waste/50 - MA)
H. W. Lochner Inc (231 - E - Transportation/100 - IL)
H.C. Nutting Company (490 – E – General Bldg/62 - OH)
H.F. Lenz Company (474 – E – General Bldg/99 - PA)
H2M Group (374 – EA – Water Supply/28 - NY)
HAKS Engineers PC (441 – E – Transportation/76 - NY)
Haley and Aldrich Inc. (95 - GE - Hazardous Waste/35 - MA)
Halff Associates (208 - EA - Transportation/27 - TX)
Hammel, Green and Abrahamson, Inc. (117 - AE - General Bldg/96 - MN)
Han-Padron Associates (359 – E – Transportation/100 - NY)
Hanson Professional Services Inc. (192 - EA - Transportation/68 - IL)
Hardesty & Hanover, LLP (289 – E – Transportation/100 - NY)
HarleyEllis (130 - AE - General Bldg/99 - MI)
Harris Group Inc. (211 - E - Industrial/Petroleum/50 - WA)
Hart Crowser Inc (247 - ENV - Hazardous Waste/32 - WA)
Haskell Company (427 – EC – General Bldg/46 - FL)
Hatch Mott MacDonald Group (72 - E - Transportation/42 - NJ)
Hayes, Seay, Mattern and Mattern Inc (168 - AE - General Bldg/48 - VA)
Hazen and Sawyer PC (91 - E - Sewerage/Solid Waste/66 - NY)
HDR Inc. (23 - EA - Transportation/41 - NE)
Heery International Inc. (65 - AE - General Bldg/95 - GA)
Hellmuth, Obata and Kassabaum (HOK) (31 - AE - General Bldg/93 - MO)
Herbert, Rowland & Grubic, Inc. (492 – E – Transportation/31 - PA)
Highland Associates Ltd. (343 – AE – General Bldg/86 - PA)
HKS Inc. (60 - AE - General Bldg/100 - TX)
HLM Design (121 - AE - General Bldg/100 - NC)
HLW (197 - AE - General Bldg/98 - NY)
HMB Professional Engineers, Inc. (372 – E – Transportation/85 - KY)
HNTB Corp (21 - EA - Transportation/91 - MO)
Horner & Shifrin, Inc. (426 – EA – Transportation/49 - MO)
Howard R. Green Company (319 – EA – Transportation/65 - IA)
Hubbell, Roth & Clark (279 – E – Sewerage/Solid Waste/60 - MI)
Huitt-Zollars Inc. (185 - EA - General Bldg/71 - TX)
Hunsaker and Associates (225 - E - General Bldg/100 - CA)
Hussey, Gay, Bell & DeYoung (HGBD, Inc) (472 – EA – Sewerage/Solid Waste/21 -
GA)
Jacobs Engineering Group Inc. (4 - EAC - Industrial/Petroleum/51 - CA)
John A. Martin and Associates (161 - E - General Bldg/79 - CA)
Johnson, Mirmiran and Thompson (181 - E - Transportation/91 - MD)
Jones and Stokes Associates Inc (213 - ENV - Water Supply/25 - CA)
Jones, Edmunds & Associates, Inc. (352 - EA – Transportation/32 - FL)
Jordan, Jones and Goulding Inc. (131 - E - Sewerage/Solid Waste/40 - GA)
Joseph R. Loring & Associates, Inc. (497 – E – General Bldg/73 - NY)
J-U-B Engineers, Inc. (410 – E – Sewerage/Solid Waste/31 - ID)
Kadrmas, Lee & Jackson, Inc. (375 – E – Transportation/62 - ND)
KCI Technologies Inc. (94 - E - Transportation/53 - MD)
Keith and Schnars, P.A. (353 – E – Transportation/83 - FL)
Keith Companies Inc. (73 - E - CA)
Kellogg Brown and Root (17 - EC - Industrial/Petroleum/71 - TX)
Kennedy/Jenks Consultants (149 - EA - Water Supply/32 - CA)
Kimley-Horn and Associates Inc. (47 - E - Transportation/58 - NC)
Kirkham Michael, Inc. (283 – E – Transportation/50 - NE)
Kisinger Campo & Associates Corp (332 – E – Transportation/33 - FL)
KJWW Engineering Consultants (346 – E – General Bldg/98 - IL)
Kleinfelder Inc. (55 - E - General Bldg/40 - CA)
Kling (113 - AE - General Bldg/90 - PA)
KPFF Consulting Engineers (142 - E - General Bldg/87 - WA)
Krazan & Associates, Inc. (463 – E – General Bldg/66 - CA)
L. Robert Kimball and Associates Inc. (183 - AE - General Bldg/33 - PA)
Langan (153 - E - General Bldg/33 - NJ)
Lawler, Matusky & Skelly Engineers LLP (417 – ENV – Hazardous Waste/37 - NY)
Leighton Group, Inc. (330 – GE – General Bldg/51 - CA)
Leo A Daly (70 - AE - General Bldg/100 - NE)
Levine-Fricke (155 - ENV - CA)
Lichtenstein Consulting Engineers (371 – E - Transportation/100 - NJ)
Lionakis Beaumont Design Group, Inc. (439 – AE – General Bldg/100 - CA)
LiRo Group (461 – AE – Transportation/53 - NY)
Little Diversified Architectural Consulting (239 - AE - General Bldg/100 - NC)
LJB, Inc. (432 – EA – Transportation/39 - OH)
Lockwood Greene (39 - EC - Industrial/Petroleum/68 - SC)
Lockwood, Kessler & Bartlett, Inc. (493 – E – Transportation/31 - NY)
Loiederman Soltesz Associates (411 – E – General Bldg/100 - MD)
Louis Berger Group (22 - EA - Transportation/76 - NJ)
LPA Group Inc. (178 - AE - Transportation/100 - SC)
M+W Zander - U.S. Operations (157 - EC - Manufacturing/98 - AZ)
MacKay and Somps Civil Engineers Inc (246 - E - CA)
MACTEC, Inc. (24 - EC - General Bldg/25 - GA)
Magnusson Klemencic Associates (451 – E – General Bldg/94 - WA)
Maguire Group Inc. (186 - AEP - Transportation/49 - MA)
Malcolm Pirnie Inc. (41 - EA - Sewerage/Solid Waste/51 - NY)
Mark Thomas & Company (311 – E – Transportation/87 - CA)
Marshall Miller & Associates, Inc. (456 – E – Industrial/Petroleum/29 - VA)
Maser Consulting PA (383 – E – General Bldg/65 - NJ)
McCormick, Taylor and Associates Inc. (194 - E - Transportation/100 - PA)
McDonough Associates Inc (241 - EA - Transportation/72 - IL)
McKim & Creed, P.A. (369 – E – Sewerage/Solid Waste/35 - NC)
McMahon Group / McMahon Associates (412 – EA – Sewerage/Solid Waste/25 - WI)
M-E Companies, Inc. (498 – E – Transportation/51 - OH)
M-E Engineers, Inc. (466 – E – General Bldg/93 - CO)
Mead & Hunt, Inc. (347 – EA – Transportation/64 - WI)
Merrick and Company (174 - EA - Hazardous Waste/30 - CO)
Michael Baker Corp (42 - EA - Transportation/56 - PA)
Middough Consulting (195 - EA - Industrial/Petroleum/67 - OH)
Modjeski and Masters, Inc. (333 – EC – Transportation/100 - PA)
Moffatt and Nichol Engineers (163 - E - Transportation/77 - CA)
Moody Nolan, Inc (495 – AE – General Bldg/85 - OH)
Morrison Maierle, Inc. (420 – E – Transportation/27 - MT)
ms consultants, inc. (309 – EA – Transportation/61 - OH)
Mueser Rutledge Consulting Engineers (454 – GE – Transportation/35 - NY)
Mustang Engineering Inc. (26 - E - Industrial/Petroleum/100 - TX)
MWH (13 - EC - Water Supply/34 - CO)
Neel-Schaffer, Inc. (256 – E – Transportation/70 - MS)
Newcomb & Boyd (448 – E – General Bldg/98 - GA)
Ninyo & Moore (284 – GE – Hazardous Waste/21 - CA)
Nolte Associates Inc. (209 - E - General Bldg/44 - CA)
NTH Consultants, Ltd. (293 – E – General Bldg/35 - MI)
O'Brien and Gere Enginers Inc. (132 - E - Hazardous Waste/48 - NY)
Odell Associates, Inc (251 – AE – General Bldg/91 - NC)
Olsson Associates (272 – E – General Bldg/45 - NE)
On-Board
Engineering (419 – EC – Industrial/Petroleum/62 - NJ)
O'Neal, Inc. (243 - EA - Industrial/Petroleum/40 - SC)
Orbital Engineering, Inc. (295 – E – Industrial/Petroleum/71 - PA)
Orchard, Hiltz & McCliment, Inc. (387 – E – Transportation/37 - MI)
Otak, Inc. (267 – AE – Transportation/35 - OR)
OWEN Group, Inc. (471 – EA – General Bldg/82 - CA)
OWP&P (189 - AE - General Bldg/100 - IL)
PageSoutherlandPage (228 - AE - General Bldg/100 - TX)
Pape-Dawson Engineers, Inc. (314 – E – General Bldg/47 - TX)
Paragon Engineering Companies (61 - E - Industrial/Petroleum/100 - TX)
Parametrix Inc. (165 - AE - Transportation/37 - WA)
Parkhill, Smith & Cooper, Inc (404 – AE – General Bldg/50 - TX)
Parsons (8 - EC - Transportation/26 - CA)
Parsons Brinckerhoff Inc. (11 - EAC - Transportation/71 - NY)
Patrick Engineering Inc. (281 – EA – Transportation/35 - IL)
Patton, Harris, Rust and Associates, PC (405 – E – General Bldg/51 - VA)
Paulus, Sokolowski and Sartor LLC (205 - EA - Industrial/Petroleum/40 - NJ)
PBS&J (25 - E - Transportation/61 - FL)
Pennoni Associates Inc. (150 - E - Hazardous Waste/21 - PA)
PGAL (222 - AE - General Bldg/61 - TX)
Phillips Swager Associates (402 – AE – General Bldg/100 - IL)
Pickering, Inc. (482 – EA – General Bldg/26 - TN)
Poggemeyer Design Group, Inc. (396 – EAP – Transportation/26 - OH)
Power Engineers Inc. (101 - EA - Power/77 - ID)
PPM Consultants, Inc. (489 – ENV - LA)
Process Facilities Inc. (240 - AEC - Industrial/Petroleum/100 - MA)
Professional Engineering Consultants, PA (380 – E – Transportation/24 - KS)
Professional Service Industries, Inc. (PSI) (51 - E - General Bldg/50 - IL)
ProjectDesign Consultants (344 – E – General Bldg/65 - CA)
Psomas (126 - E - General Bldg/44 - CA)
Qk4 (formerly Presnell Associates) (274 – EA – Transportation/70 - KY)
QORE Property Sciences (200 - GE - General Bldg/42 - GA)
R. D. Zande & Associates (294 – E – Sewerage/Solid Waste/22 - OH)
R.M. Towill Corp (378 – E – Transportation/45 - HI)
R.W. Beck Inc. (108 - E - Power/61 - WA)
Raba-Kistner, Inc. (437 – E – General Bldg/69 - TX)
Raymond Professional Group Inc. (217 - EA - Power/47 - IL)
RBA Group (276 – EA – Transportation/59 - NJ)
RBF Consulting (76 - E - Transportation/29 - CA)
Remington & Vernick Engineers (336 – E – Transportation/33 - NJ)
RETTEW Associates, Inc. (443 – E – General Bldg/59 - PA)
Reynolds, Smith and Hills Inc. (124 - AE - Transportation/70 - FL)
RJA Group (248 - E - General Bldg/80 - IL)
RMT, Inc. (107 - ENV - Manufacturing/28 - WI)
RNL Design (384 – AE – General Bldg/50 - CO)
Ross & Baruzzini, Inc. (422 – AE – Transportation/57 - MO)
RTKL Associates Inc. (66 - AE - General Bldg/100 - MD)
Rudolph Libbe Companies Inc. (250 - EC - General Bldg/65 - OH)
Rummel, Klepper and Kahl, LLP (148 - E - Transportation/86 - MD)
S E A Consultants Inc. (366 – EA – Sewerage/Solid Waste/58 - MA)
S&B Engineers and Constructors, Ltd (56 - EC - Industrial/Petroleum/92 - TX)
S&ME, Inc (133 - E - General Bldg/47 - NC)
S/L/A/M Collaborative (335 – AE – General Bldg/89 - CT)
SAI Consulting Engineers, Inc. (388 – E – Transportation/100 - PA)
Sargent and Lundy LLC (27 - EA - Power/100 - IL)
Schnabel Engineering (310 – GE – General Bldg/56 - VA)
Schneider Engineering Corp (394 – EA – General Bldg/28 - IN)
Schoor DePalma, Inc. (106 - E - General Bldg/55 - NJ)
SCS Engineers (171 - ENV - Sewerage/Solid Waste/69 - CA)
Sear-Brown (116 - EA - General Bldg/37 - NY)
Sebesta Blomberg (376 – E – Manufacturing/31 - MN)
Secor International Inc. (83 - ENV - Industrial/Petroleum/68 - WA)
Shannon & Wilson Inc. (280 – E – Transportation/33 - WA)
Shaw Group Inc. (16 - EC - Power/43 - LA)
Shive-Hattery Inc. (315 – EA – General Bldg/62 - IA)
Short Elliot Hendrickson Inc. (127 - EA - Transportation/58 - MN)
SHW Group Inc. (210 - AE - General Bldg/100 - TX)
Simpson Gumpertz & Heger Inc. (259 – E – General Bldg/80 - MA)
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