2021 Airport Sector Giants: Top architecture, engineering, and construction firms in the U.S. airport facilities sector

AECOM, Hensel Phelps, PGAL, and Gensler top BD+C's rankings of the nation's largest airport sector architecture, engineering, and construction firms, as reported in the 2021 Giants 400 Report.

Top 50 Airport Facility Architecture and AE Firms
Top 70 Airport Facility Engineering and EA Firms
Top 55 Airport Facility Contractors and CM Firms

Top 50 Airport Facility Architecture and AE Firms
	FIRM	2020 REVENUE
1	PGAL	$106,397,000
2	Gensler	$79,420,491
3	Corgan	$55,219,565
4	HOK	$50,537,000
5	ZGF Architects	$46,013,866
6	HNTB	$44,255,419
7	RS&H	$35,800,000
8	Fentress Architects	$29,000,000
9	Skidmore, Owings & Merrill	$28,089,294
10	Bermello Ajamil & Partners	$21,069,104
11	Kohn Pedersen Fox	$20,371,577
12	Gresham Smith	$20,367,900
13	Stantec	$18,488,869
14	HDR	$8,000,000
15	Perkins and Will	$7,500,000
16	SmithGroup	$6,922,195
17	SchenkelShultz Architecture	$6,599,539
18	Miller Dunwiddie	$6,377,654
19	LEO A DALY	$6,173,187
20	Page	$5,156,075
21	HKS	$4,875,000
22	Populous	$4,354,523
23	Clark Nexsen	$4,144,000
24	CBRE	$4,114,518
25	Solomon Cordwell Buenz	$3,116,637
26	KZF Design	$2,400,483
27	Huitt-Zollars	$2,373,790
28	Moody Nolan	$2,012,146
29	Zyscovich	$1,745,325
30	LS3P Associates	$1,545,756
31	Niles Bolton Associates	$1,493,840
32	Larson Design Group	$1,417,310
33	Barge Design Solutions	$1,406,137
34	NORR	$1,084,997
35	Lunz Group, The	$625,903
36	Ware Malcomb	$528,707
37	DLZ Corp.	$500,513
38	CallisonRTKL	$425,176
39	TreanorHL	$303,094
40	NAC Architecture	$269,638
41	Goodwyn Mills Cawood	$267,995
42	Emersion Design	$223,388
43	Woolpert	$203,124
44	BCA Architects & Engineers	$200,000
45	McMillan Pazdan Smith	$161,569
46	Crawford Architects	$154,000
47	JLG Architects	$61,320
48	Hafer	$46,500
49	CPL	$44,643
50	AHL	$36,237
51	GRW	$32,001
52	Jackson \| Main Architecture	$21,500
53	SLAM	$10,129
54	H2M Architects + Engineers	$9,500
55	CESO	$4,720
56	Method Architecture	$2,059

SOURCE: 2021 Giants 400 Report

Top 70 Airport Facility Engineering and EA Firms
	FIRM	2020 REVENUE
1	AECOM	$233,700,000
2	Jacobs	$164,610,000
3	Burns & McDonnell	$98,851,293
4	Arup	$72,878,421
5	Stanley Consultants	$34,367,173
6	Arora Engineers	$33,755,719
7	Walter P Moore	$22,374,257
8	NV5 Global	$15,584,000
9	Kimley-Horn	$15,029,772
10	Syska Hennessy Group	$14,802,229
11	Buro Happold	$13,525,000
12	Ghafari Associates	$13,000,000
13	STV	$12,912,034
14	Thornton Tomasetti	$11,210,377
15	M.C. Dean	$9,382,909
16	EXP	$9,092,656
17	CHA Consulting	$8,800,000
18	Jensen Hughes	$8,530,012
19	PBS Engineers	$7,000,000
20	Swanson Rink	$6,775,400
21	Langan	$6,000,000
22	Magnusson Klemencic Associates	$5,146,686
23	Ross & Baruzzini	$5,000,000
24	Haskell	$4,005,744
25	Wiss, Janney, Elstner Associates	$3,810,000
26	Henderson Engineers	$3,512,580
27	CMTA	$2,878,932
28	Bala Consulting Engineers	$2,700,000
29	I.C. Thomasson Associates	$2,634,969
30	KPFF Consulting Engineers	$2,632,000
31	CDM Smith	$2,621,270
32	Martin/Martin Consulting Engineers	$2,305,376
33	GRAEF	$1,916,374
34	TLC Engineering Solutions	$1,900,000
35	Morrison Hershfield	$1,597,629
36	Vanderweil Engineers	$1,560,100
37	IMEG Corp.	$1,535,785
38	Salas O'Brien	$1,490,078
39	WSP USA	$1,456,860
40	Newcomb & Boyd	$1,139,568
41	Cushing Terrell	$1,119,222
42	AKF Group	$1,030,000
43	Alfa Tech Consulting Engineers	$1,000,000
44	Mazzetti	$859,613
45	JQ Engineering	$806,586
46	Epstein	$705,000
47	Olsson	$649,316
48	Osborn Engineering	$600,000
49	Architectural Engineers	$509,782
50	Kohrs Lonnemann Heil Engineers	$492,753
51	ME Engineers	$430,000
52	SSOE Group	$383,277
53	Karpinski Engineering	$225,000
54	JP Harvey Engineering Solutions	$213,868
55	Farnsworth Group	$210,178
56	Affiliated Engineers Inc.	$178,000
57	PS&S	$162,485
58	French & Parrello Associates	$162,249
59	Halff Associates	$161,000
60	TEECOM	$154,673
61	Bridgers & Paxton Consulting Engineers	$113,087
62	P2S	$110,425
63	Wallace Design Collective	$100,000
64	Highland Associates	$100,000
65	Davis, Bowen & Friedel	$77,684
66	VJS Construction Services	$76,000
67	HEAPY	$60,282
68	Allen + Shariff	$46,185
69	Spectrum Engineers	$33,469
70	LBYD	$33,046
71	Schaefer	$15,098
72	Smith Seckman Reid	$9,815
73	MHP Structural Engineers	$8,475
74	DeSimone Consulting Engineers	$5,413
75	Paradigm Structural Engineers	$4,356
76	ESD	$2,369

SOURCE: 2021 Giants 400 Report

Top 55 Airport Facility Contractors and CM Firms
	FIRM	2020 REVENUE
1	Hensel Phelps	$1,779,816,066
2	Turner Construction	$1,128,919,730
3	Walsh Group, The	$701,673,670
4	Holder Construction	$624,000,000
5	Clark Group	$594,699,239
6	Austin Industries	$540,168,889
7	Skanska USA	$461,910,863
8	AECOM	$339,300,000
9	Swinerton	$331,594,439
10	PCL Construction	$310,047,738
11	JE Dunn	$281,112,784
12	Messer Construction	$220,529,230
13	Weitz Company, The	$193,418,900
14	Suffolk Construction	$185,561,781
15	Whiting-Turner Contracting Co., The	$164,257,694
16	Haskell	$148,053,366
17	M.C. Dean	$118,759,777
18	Power Construction	$114,000,000
19	VRH Construction	$107,200,000
20	McCarthy Holdings	$98,918,417
21	Sundt Construction	$95,907,800
22	Manhattan Construction Group	$88,497,090
23	Morcon Construction	$87,000,000
24	Webcor	$83,693,014
25	DPR Construction	$68,099,000
26	Hoffman Construction	$67,444,650
27	New South Construction	$65,336,000
28	Jacobs	$62,031,000
29	Yates Companies, The	$51,876,000
30	Hill International	$51,403,254
31	Clune Construction	$46,344,330
32	Burns & McDonnell	$34,071,229
33	Balfour Beatty US	$32,993,218
34	DeAngelis Diamond	$29,386,000
35	STV	$25,782,079
36	Walbridge	$24,983,735
37	Rodgers Builders	$24,970,437
38	Gilbane Building Company	$23,076,000
39	Hill & Wilkinson General Contractors	$21,821,740
40	VJS Construction Services	$20,375,000
41	Miron Construction	$16,657,493
42	Saunders Construction	$14,768,588
43	CBRE	$9,429,773
44	Haselden Construction	$8,255,216
45	W.E. O'Neil Construction	$8,225,920
46	Hoar Construction	$7,378,000
47	Kraus-Anderson Construction	$5,000,000
48	Bette Companies, The	$4,439,681
49	Mortenson	$1,767,000
50	Ghafari Associates	$1,700,000
51	Nabholz	$1,140,605
52	Fortis Construction	$1,020,034
53	Cotter Consulting	$678,510
54	BlueScope Construction	$666,946
55	James McHugh Construction	$610,725
56	Boldt Company, The	$435,000
57	Joeris General Contractors	$151,923
58	Crossland Construction	$57,543
59	LeChase Construction Services	$52,472
60	McDonough Bolyard Peck	$51,884
61	JLG Architects	$4,872