Rank
Firm Name
Location
Gross Revenue
($ US)
Gross MEP Design Revenue ($ US)
Total MEP Revenue %
U.S. Projects MEP Revenue %
Total MEP/FP Engineers
1
Jacobs
Pasadena, CA, U.S.
$12,114,832,000
$1,750,000,000
14%
8%
5,123
2
AECOM
Los Angeles, CA, U.S.
$18,000,000,000
$750,000,000
4%
31%
1,595
3
Burns & McDonnell
Kansas City, MO, U.S.
$2,673,590,000
$215,591,837
8%
17%
1,520
4
WSP | Parsons Brinckerhoff
New York, NY, U.S.
$1,380,410,000
$153,000,000
11%
88%
794
5
Stantec
Edmonton, AB, Canada
$2,250,484,943
$143,239,210
6%
38%
551
6
JENSEN HUGHES
Baltimore, MD, U.S.
$155,000,000
$126,000,000
81%
87%
317
7
HDR
Omaha, NE, U.S.
$2,138,705,110
$117,992,225
6%
90%
386
8
Arup
New York, NY, U.S.
$306,438,605
$113,064,351
37%
39%
304
9
Affiliated Engineers Inc.
Madison, WI, U.S.
$108,435,000
$102,458,000
94%
94%
275
10
Syska Hennessy Group
New York, NY, U.S.
$99,432,587
$99,432,587
100%
92%
301
11
IPS-Integrated Project Services LLC
Blue Bell, PA, U.S.
$281,571,962
$92,543,417
33%
75%
40
12
Vanderweil Engineers
Boston, MA, U.S.
$114,505,856
$90,946,402
79%
92%
276
13
Henderson Engineers Inc.
Lenexa, KS, U.S.
$103,050,000
$88,500,000
86%
86%
353
14
exp
Brampton, ON, Canada
$375,000,000
$87,271,000
23%
69%
341
15
IMEG / KJWW / TTG
Rock Island, IL, U.S.
$121,000,000
$83,109,509
69%
99%
362
16
Mesa Associates Inc.
Madison, AL, U.S.
$73,300,000
$68,500,000
93%
100%
65
17
AKF Group LLC
New York, NY, U.S.
$65,000,000
$54,600,000
84%
54%
73
18
Jaros, Baum & Bolles
New York, NY, U.S.
$52,900,000
$52,900,000
100%
90%
167
19
DLR Group
Minneapolis, MN, U.S.
$158,400,000
$52,272,000
33%
98%
97
20
Smith Seckman Reid Inc.
Nashville, TN, U.S.
$72,291,428
$51,717,000
72%
100%
108
21
ME Engineers
Golden, CO, U.S.
$51,400,000
$51,400,000
100%
78%
223
22
Leo A Daly
Omaha, NE, U.S.
$154,000,000
$46,200,000
30%
98%
83
23
Glumac
San Francisco, CA, U.S.
$45,835,614
$45,835,614
100%
95%
77
24
CannonDesign
Grand Island, NY, U.S.
$228,400,000
$45,200,000
20%
24%
112
25
Page
Washington, DC, U.S.
$139,000,000
$44,700,000
32%
80%
58
26
ESD (Environmental Systems Design Inc.)
Chicago, IL, U.S.
$52,394,670
$44,229,928
84%
84%
156
27
EYP Inc.
Albany, NY, U.S.
$149,595,604
$41,805,730
28%
100%
75
28
SmithGroupJJR
Detroit, MI, U.S.
$222,085,339
$39,453,305
18%
18%
112
29
Salas O'Brien
San Jose, CA, U.S.
$42,547,660
$39,143,747
92%
100%
83
30
Middough Inc.
Cleveland, OH, U.S.
$96,000,000
$39,010,000
41%
100%
138
31
Aon Fire Protection Engineering Corp.
Lincolnshire, IL, U.S.
$38,883,917
$38,883,917
100%
80%
131
32
Dewberry
Fairfax, VA, U.S.
$343,533,167
$37,800,000
11%
100%
138
33
TLC Engineering for Architecture Inc.
Orlando, FL, U.S.
$47,855,690
$37,335,420
78%
89%
81
34
Ghafari Associates LLC
Dearborn, MI, U.S.
$173,900,000
$35,000,000
20%
65%
65
34
RMF Engineering Inc.
Baltimore, MD, U.S.
$41,900,000
$35,000,000
84%
96%
105
36
HGA Architects and Engineers
Minneapolis, MN, U.S.
$142,750,000
$33,891,000
24%
99%
90
37
Jordan & Skala Engineers
Norcross, GA, U.S.
$35,195,066
$33,413,499
95%
99%
42
38
Interface Engineering
Portland, OR, U.S.
$34,242,040
$33,261,215
97%
92%
55
39
EwingCole
Philadelphia, PA, U.S.
$65,700,000
$32,500,000
49%
100%
65
40
Sebesta, an NV5 Co.
Saint Paul, MN, U.S.
$32,039,021
$32,039,021
100%
90%
112
41
CRB Consulting Engineers Inc.
Kansas City, MO, U.S.
$130,094,055
$31,945,755
25%
98%
184
42
RDK Engineers
Andover, MA, U.S.
$31,700,000
$31,700,000
100%
100%
107
43
I. C. Thomasson Associates Inc.
Nashville, TN, U.S.
$31,100,000
$28,500,000
92%
100%
58
44
Robert Derector Associates
New York, NY, U.S.
$31,000,000
$28,000,000
90%
95%
100
45
STV
New York, NY, U.S.
$398,717,000
$26,912,586
7%
100%
128
46
Stanley Consultants Inc.
Muscatine, IA, U.S.
$161,484,051
$26,368,301
16%
87%
169
47
CMTA Inc.
Prospect, KY, U.S.
$37,800,000
$25,900,000
69%
99%
96
48
Optimation Technology Inc.
Rush, NY, U.S.
$34,000,000
$25,000,000
74%
95%
84
49
AlfaTech Consulting Engineers
San Jose, CA, U.S.
$31,777,489
$24,914,612
78%
100%
51
50
Gannett Fleming
Camp Hill, PA, U.S.
$352,000,000
$24,870,000
7%
100%
127
51
Bala Consulting Engineers
King of Prussia, PA, U.S.
$25,100,000
$23,500,000
94%
93%
74
52
M/E Engineering PC
Rochester, NY, U.S.
$23,442,000
$23,442,000
100%
100%
156
53
CDM Smith
Boston, MA, U.S.
$1,328,500,000
$22,089,257
2%
3%
221
54
Leach Wallace Associates Inc.
Elkridge, MD, U.S.
$21,676,000
$21,676,000
100%
100%
75
55
Burns Engineering Inc.
Philadelphia, PA, U.S.
$36,865,000
$21,571,000
59%
58%
70
56
Heapy Engineering
Dayton, OH, U.S.
$26,580,153
$21,004,360
79%
100%
81
57
Newcomb & Boyd
Atlanta, GA, U.S.
$24,172,156
$20,603,350
85%
99%
85
58
CTA Architects Engineers
Billings, MT, U.S.
$56,540,243
$20,535,416
36%
3%
51
59
JBA Consulting Engineers
Las Vegas, NV, U.S.
$29,400,000
$20,500,000
70%
60%
25
60
P2S Engineering Inc.
Long Beach, CA, U.S.
$23,021,806
$20,318,446
88%
100%
96
61
H.F. Lenz Co.
Johnstown, PA, U.S.
$23,602,451
$19,928,588
84%
100%
38
62
Bridgers & Paxton Consulting Engineers Inc.
Albuquerque, NM, U.S.
$19,475,834
$19,475,834
100%
100%
36
63
BRPH
Melbourne, FL, U.S.
$65,395,524
$19,200,137
29%
95%
42
64
Triad Consulting Engineers Inc.
Morris Plains, NJ, U.S.
$20,379,000
$19,156,000
94%
94%
36
65
Highland Associates
Clarks Summit, PA, U.S.
$29,800,000
$19,100,000
64%
64%
64
66
Kohrs Lonnemann Heil Engineers, PSC dba KLH Engineers
Ft. Thomas, KY, U.S.
$17,838,026
$17,838,026
100%
100%
69
67
GPI / Greenman-Pedersen Inc.
Babylon, NY, U.S.
$247,000,000
$17,800,000
7%
100%
85
68
Matrix Technologies
Maumee, OH, U.S.
$45,096,000
$16,943,654
38%
95%
169
69
Spectrum Engineers
Salt Lake City, UT, U.S.
$15,605,571
$15,605,571
100%
99%
26
70
TME
Little Rock, AR, U.S.
$24,055,800
$15,335,800
64%
100%
63
71
Farnsworth Group Inc.
Bloomington, IL, U.S.
$73,479,615
$15,143,016
21%
92%
71
72
Harley Ellis Devereaux
Southfield, MI, U.S.
$65,000,000
$15,000,000
23%
99%
45
73
ThermalTech Engineering Inc.
Cincinnati, OH, U.S.
$28,900,000
$14,800,000
51%
98%
56
74
Morrison Hershfield
Atlanta, GA, U.S.
$114,827,366
$14,373,030
13%
51%
37
75
Ballinger
Philadelphia, PA, U.S.
$47,380,000
$14,220,000
30%
100%
58
76
Arora Engineers Inc.
Chadds Ford, PA, U.S.
$16,822,715
$13,563,239
81%
100%
45
77
Global Engineering Solutions
Bethesda, MD, U.S.
$13,100,000
$13,100,000
100%
100%
52
78
Karpinski Engineering
Cleveland, OH, U.S.
$14,448,515
$13,003,665
90%
100%
75
79
Fishbeck, Thompson, Carr & Huber Inc.
Grand Rapids, MI, U.S.
$61,800,000
$12,900,000
21%
100%
38
80
GHT Ltd.
Arlington, VA, U.S.
$12,810,000
$12,810,000
100%
100%
59
81
Peter Basso Associates Inc.
Troy, MI, U.S.
$14,005,342
$12,750,696
91%
100%
47
82
SSOE Group
Toledo, OH, U.S.
$132,144,000
$12,736,000
10%
11%
232
83
WD Partners
Dublin, OH, U.S.
$44,910,000
$12,660,000
28%
28%
38
84
BSA LifeStructures
Indianapolis, IN, U.S.
$45,176,000
$12,194,000
27%
100%
21
85
CJL Engineering Inc.
Moon Township, PA, U.S.
$13,757,467
$12,097,000
88%
95%
35
86
Westlake Reed Leskosky
Cleveland, OH, U.S.
$40,210,000
$12,063,000
30%
98%
31
87
Setty
Fairfax, VA, U.S.
$15,552,981
$12,000,000
77%
100%
43
88
Dynamix Engineering Ltd.
Columbus, OH, U.S.
$11,700,000
$11,700,000
100%
100%
40
89
LaBella Associates D.P.C.
Rochester, NY, U.S.
$50,000,000
$11,500,000
23%
100%
60
90
The RMH Group Inc.
Lakewood, CO, U.S.
$11,490,000
$11,490,000
100%
89%
49
91
Allen & Shariff Engineering LLC
Columbia, MD, U.S.
$36,754,072
$11,052,241
30%
100%
52
92
Professional Engineering Consultants PA
Wichita, KS, U.S.
$36,850,000
$11,000,000
30%
100%
30
93
Rist-Frost-Shumway Engineering PC
Laconia, NH, U.S.
$10,945,000
$10,535,000
96%
100%
24
94
RTM Engineering Consultants LLC
South Barrington, IL, U.S.
$10,811,144
$10,500,000
97%
100%
57
95
Thorson • Baker + Associates Inc.
Richfield, OH, U.S.
$18,743,587
$10,441,700
56%
99%
51
96
Wiley|Wilson
Lynchburg, VA, U.S.
$24,843,000
$10,309,000
41%
42%
43
97
Wood Harbinger Inc.
Bellevue, WA, U.S.
$10,186,858
$10,186,858
100%
100%
49
98
Kohler Ronan LLC
Danbury, CT, U.S.
$9,700,000
$9,700,000
100%
100%
36
99
Skidmore, Owings & Merrill LLP
Chicago, IL, U.S.
$293,345,232
$9,438,488
3%
17%
24
100
Ross & Baruzzini Inc.
St. Louis, MO, U.S.
$33,968,000
$9,341,000
27%
100%
34

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