Rank
Firm Name
Location
Gross Revenue
($ US)
Gross MEP Design Revenue ($ US)
Total MEP Revenue %
Total Engineers
1
Jacobs
Pasadena, CA, U.S.
$11,818,376,000
$1,812,063,394
15%
17,320
2
Black & Veatch
Overland Park, KS, U.S.
$3,500,000,000
$1,152,000,000
33%
3,100
3
AECOM Technology Corp.
Los Angeles, CA, U.S.
$8,200,000,000
$582,200,000
7%
11,740
4
exp
Brampton, ON, Canada
$425,934,156
$167,869,470
39%
1,024
5
Parsons Brinckerhoff
New York, NY, U.S.
$2,651,936,550
$154,440,000
6%
6,399
6
Burns & McDonnell
Kansas City, MO, U.S.
$1,920,785,635
$141,400,000
7%
2,153
7
Stantec Inc.
Edmonton, AB, Canada
$2,236,410,000
$101,633,830
5%
3,693
8
HDR
Omaha, NE, U.S.
$1,862,306,000
$96,960,000
5%
2,384
9
Affiliated Engineers Inc.
Madison, WI, U.S.
$104,121,000
$94,238,000
91%
418
10
Arup
New York, NY, U.S.
$262,714,073
$87,287,560
33%
728
11
Syska Hennessy Group
New York, NY, U.S.
$93,902,508
$77,518,498
83%
311
12
Vanderweil Engineers
Boston, MA, U.S.
$88,040,350
$70,520,305
80%
270
13
Henderson Engineers Inc.
Lenexa, KS , U.S.
$67,400,000
$64,600,000
96%
304
14
Buro Happold Consulting Engineers
New York, NY, U.S.
$187,231,427
$63,091,974
34%
1,603
15
AKF Group LLC
New York, NY, U.S.
$67,487,000
$59,151,000
88%
405
16
Mesa Assocs. Inc.
Madison, AL, U.S.
$61,900,000
$58,500,000
95%
86
17
CannonDesign
Grand Island, NY, U.S.
$213,000,000
$51,200,000
24%
132
18
M-E Engineers Inc.
Wheat Ridge, CO, U.S.
$48,300,000
$48,300,000
100%
172
19
Smith Seckman Reid Inc.
Nashville, TN, U.S.
$69,229,343
$45,405,811
66%
160
20
LEO A DALY
Omaha, NE, U.S.
$147,720,682
$44,325,204
30%
257
21
ESD (Environmental Systems
Design Inc.)
Chicago, IL, U.S.
$45,000,000
$42,748,497
95%
188
22
Optimation Technology Inc.
Rush, NY, U.S.
$52,429,500
$41,405,680
79%
165
23
KJWW Engineering Consultants
Rock Island, IL, U.S.
$53,874,750
$40,877,895
76%
222
24
SmithGroupJJR
Detroit, MI, U.S.
$162,973,000
$36,512,000
22%
114
25
Stanley Consultants
Muscatine, IA, U.S.
$146,500,000
$34,847,000
24%
405
26
EYP Architecture & Engineering
Albany, NY, U.S.
$75,000,000
$32,000,000
43%
113
27
RDK Engineers
Andover, MA, U.S.
$34,840,000
$31,540,000
91%
135
28
RMF Engineering Inc.
Baltimore, MD, U.S.
$33,375,000
$30,750,000
92%
111
29
ccrd partners
Houston, TX, U.S.
$30,150,000
$30,150,000
100%
59
30
Page
Washington, DC, U.S.
$99,750,000
$29,925,000
30%
43
31
HGA Architects and Engineers
Minneapolis, MN, U.S.
$119,100,000
$29,772,000
25%
116
32
Sebesta Inc.
St. Paul, MN, U.S.
$29,592,115
$29,592,115
100%
90
33
Ghafari Assocs. LLC
Dearborn, MI, U.S.
$125,625,000
$28,000,000
22%
208
34
DLR Group
Minneapolis, MN, U.S.
$110,000,000
$27,605,000
25%
103
35
STV
New York, NY, U.S.
$319,879,000
$27,591,000
9%
492
36
EwingCole
Philadelphia, PA, U.S.
$68,400,000
$27,500,000
40%
85
37
Aon Fire Protection Engineering Corp.
Lincolnshire, IL, U.S.
$27,490,000
$27,490,000
100%
75
38
Interface Engineering
Portland, OR, U.S.
$25,717,363
$25,717,363
100%
47
39
I. C. Thomasson Assocs. Inc.
Nashville, TN, U.S.
$25,600,000
$24,200,000
95%
54
40
Gannett Fleming
Camp Hill, PA, U.S.
$326,328,000
$24,000,000
7%
796
41
CDM Smith
Cambridge, MA, U.S.
$1,233,000,000
$23,780,865
2%
1,932
42
Heapy Engineering
Dayton, OH, U.S.
$23,293,500
$23,293,500
100%
80
43
Bala Consulting Engineers Inc.
King of Prussia, PA, U.S.
$25,300,000
$23,210,000
92%
80
44
CTA Architects Engineers
Billings, MT, U.S.
$45,900,000
$22,038,661
48%
62
45
Jordan & Skala Engineers Inc.
Norcross, GA, U.S.
$23,811,335
$21,906,428
92%
42
46
TLC Engineering for Architecture Inc.
Orlando, FL, U.S.
$34,807,545
$20,840,593
60%
73
47
M/E Engineering PC
Rochester, NY, U.S.
$20,665,840
$20,665,840
100%
121
48
Triad Consulting Engineers Inc.
Morris Plains, NJ, U.S.
$21,260,307
$19,984,688
94%
22
49
H.F. Lenz Co.
Johnstown, PA, U.S.
$22,481,858
$19,467,384
87%
48
50
Highland Assocs.
Clarks Summit, PA, U.S.
$33,200,000
$19,100,000
58%
86
51
AHA Consulting Engineers Inc.
Lexington, MA , U.S.
$20,300,000
$18,800,000
93%
31
52
Burns Engineering Inc.
Philadelphia, PA, U.S.
$24,100,000
$17,500,000
73%
62
53
Joseph R. Loring & Assocs. Inc.
New York, NY, U.S.
$17,600,000
$17,200,000
98%
102
54
Bridgers & Paxton Consulting
Engineers Inc.
Albuquerque, NM, U.S.
$16,869,536
$16,869,536
100%
35
55
CMTA Consulting Engineers
Prospect, KY, U.S.
$20,057,000
$16,654,000
83%
75
56
WD Partners
Dublin, OH, U.S.
$49,000,000
$16,500,000
34%
62
57
Kohrs Lonnemann Heil Engineers PSC
(dba KLH Engineers)
Ft. Thomas, KY, U.S.
$16,031,680
$16,031,680
100%
113
58
Matrix Technologies Inc.
Maumee, OH, U.S.
$38,180,388
$15,510,140
41%
245
59
TME Inc.
Little Rock, AR, U.S.
$18,500,000
$15,500,000
84%
47
60
Professional Engineering
Consultants PA
Wichita, KS, U.S.
$33,843,383
$14,969,274
44%
73
61
Salas O'Brien LLC
San Jose, CA, U.S.
$17,034,671
$14,931,172
88%
25
62
GPI/Greenman-Pedersen Inc.
Babylon, NY, U.S.
$188,000,000
$14,800,000
8%
433
63
ThermalTech Engineering Inc.
Cincinnati, OH, U.S.
$24,800,000
$14,600,000
59%
38
64
Karpinski Engineering
Cleveland, OH, U.S.
$14,224,790
$14,224,790
100%
89
65
Newcomb & Boyd
Atlanta, GA, U.S.
$19,729,987
$14,001,017
71%
144
66
KCI Technologies Inc.
Sparks, MD, U.S.
$160,000,000
$13,269,830
8%
192
67
GHT Ltd.
Arlington, VA, U.S.
$13,260,000
$13,260,000
100%
46
68
P2S Engineering Inc.
Long Beach, CA, U.S.
$15,205,950
$12,332,699
81%
64
69
Wood Harbinger
Bellevue, WA, U.S.
$11,761,225
$11,761,225
100%
47
70
SSOE Group
Toledo, OH, U.S.
$133,000,000
$11,558,989
9%
401
71
Spectrum Engineers
Salt Lake City, UT, U.S.
$11,515,076
$11,515,076
100%
25
72
Harley Ellis Devereaux
Southfield, MI, U.S.
$43,500,000
$11,300,000
26%
51
73
Skidmore, Owings & Merrill LLP
Chicago, IL, U.S.
$304,000,000
$11,191,104
4%
156
74
Wiley|Wilson
Lynchburg, VA, U.S.
$24,424,000
$11,064,000
45%
127
75
CJL Engineering Inc.
Moon Township, PA, U.S.
$11,049,000
$10,875,000
98%
33
76
Setty
Fairfax, VA, U.S.
$11,961,000
$10,800,000
90%
40
77
Lizardos Engineering Assocs. PC
Mineola, NY, U.S.
$10,706,816
$10,706,816
100%
78
78
Integrated Design Group
Boston, MA, U.S.
$13,711,800
$10,009,614
73%
22
79
Fishbeck, Thompson, Carr & Huber Inc.
Grand Rapids, MI, U.S.
$40,655,000
$9,757,000
24%
122
80
Allen & Shariff Corp.
Columbia, MD, U.S.
$59,238,838
$9,606,286
16%
44
81
Southland Industries Engineering
Garden Grove, CA, U.S.
$362,574,291
$9,587,494
3%
86
82
Rist-Frost-Shumway Engineering PC
Laconia, NH, U.S.
$10,250,000
$9,500,000
93%
29
83
EEA Consulting Engineers
Austin, TX, U.S.
$9,132,673
$9,132,673
100%
22
84
Global Engineering Solutions
Rockville, MD, U.S.
$8,756,000
$8,756,000
100%
55
85
Thorson • Baker & Assocs. Inc.
Richfield, OH, U.S.
$15,955,422
$8,531,900
53%
71
86
Ross & Baruzzini Inc.
St. Louis, MO, U.S.
$28,125,074
$8,437,522
30%
31
87
Dynamix Engineering Ltd.
Columbus, OH, U.S.
$8,242,480
$8,242,480
100%
31
88
PEDCO E&A Services Inc.
Cincinnati, OH, U.S.
$10,140,000
$7,900,000
78%
23
89
Brinjac Engineering
Harrisburg, PA, U.S.
$8,693,568
$7,498,379
86%
28
90
Wick Fisher White
Philadelphia, PA, U.S.
$7,442,544
$7,442,544
100%
37
91
Korda/Nemeth Engineering Inc.
Columbus, OH, U.S.
$12,000,000
$7,370,000
61%
24
92
Advanced Engineering Consultants Ltd.
Columbus, OH, U.S.
$7,307,374
$7,307,374
100%
24
93
Kohler Ronan LLC Consulting Engineers
Danbury, CT, U.S.
$7,200,000
$7,200,000
100%
41
94
Primera Engineers Ltd.
Chicago, IL, U.S.
$21,910,784
$7,097,427
32%
40
95
The Rock Brook Consulting Group PA
Dayton, NJ, U.S.
$7,000,000
$7,000,000
100%
24
96
MEP Assocs. LLC
Eau Claire, WI, U.S.
$6,998,280
$6,998,280
100%
40
97
McClure Engineering
St. Louis, MO, U.S.
$7,614,000
$6,900,000
91%
40
98
JBA Consulting Engineers
Las Vegas, NV, U.S.
$18,000,977
$6,797,407
38%
29
99
Barton Assocs. Inc.
York, PA, U.S.
$6,557,029
$6,557,029
100%
36
100
CASCO Diversified Corp.
St. Louis, MO, U.S.
$13,300,000
$6,500,000
49%
26
100
M.E. GROUP Inc.
Lincoln, NE, U.S.
$7,200,000
$6,500,000
90%
43
100
Rolf Jensen & Assocs. Inc.
Chicago, IL, U.S.
$39,000,000
$6,500,000
17%
114

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