Top Engineering Firms [2013 Giants 300 Report]

Rank	Company	2012 Total Revenue ($)
1	Fluor	$221,231,200
2	Arup	$149,738,587
3	Affiliated Engineers	$105,503,000
4	WSP USA	$105,362,352
5	KPFF Consulting Engineers	$91,000,000
6	Syska Hennessy Group	$82,097,502
7	Henderson Engineers	$63,485,775
8	Smith Seckman Reid	$52,919,312
9	KJWW Engineering Consultants	$51,092,154
10	Vanderweil Engineers	$50,552,200
11	TTG	$49,968,167
12	Glumac	$47,967,000
13	Bard, Rao + Athanas Consulting Engineers	$41,500,000
14	Rolf Jensen & Associates	$40,000,000
15	Coffman Engineers	$39,100,000
16	Environmental Systems Design	$38,763,000
17	Magnusson Klemencic Associates	$37,462,767
18	M-E Engineers	$35,400,000
19	TLC Engineering for Architecture	$34,295,957
20	RMF Engineering Design	$32,300,000
21	RDK Engineers	$31,201,000
22	Walter P Moore	$29,092,693
23	H.F. Lenz	$26,991,500
24	Interface Engineering	$25,193,936
25	Degenkolb Engineers	$25,127,432
26	CCRD Partners	25,100,000
27	Mazzetti	24,895,804
28	Robins & Morton	24,500,000
29	M/E Engineering	22,687,000
30	Aon Fire Protection Engineering	22,510,728
31	Heapy Engineering	22,116,941
32	Sparling	20,282,073
33	Haynes Whaley Associates	19,907,949
34	Newcomb & Boyd	18,617,195
35	KCI Technologies	18,032,000
36	Bridgers & Paxton Consulting Engineers	16,868,884
37	GHT Limited	16,834,469
38	Bala Consulting Engineers	16,430,000
39	French & Parrello Associates	15,903,300
40	ThermalTech Engineering	15,500,000
41	Joseph R. Loring & Associates	15,000,000
42	KLH Engineers	14,072,830
43	Dunham Associates	14,000,000
44	Wallace Engineering	13,350,000
45	P2S Engineering	12,962,044
46	Karpinski Engineering	12,076,943
47	Peter Basso Associates	11,016,000
48	Rist-Frost-Shumway Engineering	9,300,000
49	CTLGroup	9,000,000
50	Allen & Shariff	8,500,000
51	Wick Fisher White	8,126,951
52	Brinjac Engineering	6,890,645
53	OLA Consulting Engineers	5,500,000
54	Eaton Energy Solutions	4,430,095
55	Kamm Consulting	3,681,775
56	FBA Engineering	3,360,000
57	Apogee Consulting Group	3,331,300
58	G&W Engineering	2,408,800
59	Total Building Commissioning	616,878
60	Yates Cos., The	400,000
61	Weis Builders	300,000

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We offer the following recommendations in the hope that they will help step up the pace of high-performance building reconstruction in the U.S. and Canada. We consulted many experts for advice, but these recommendations are solely the responsibility of the editors of Building Design+Construction. We welcome your comments. Please send them to Robert Cassidy, Editorial Director: rcassidy@sgcmail.com.