2021 Cultural Facilities Giants: Top architecture, engineering, and construction firms in the U.S. cultural facilities sector

Gensler, AECOM, Buro Happold, and Arup top BD+C's rankings of the nation's largest cultural facilities sector architecture, engineering, and construction firms, as reported in the 2021 Giants 400 Report.

Top 110 Cultural Facilities Architecture and AE Firms – All Cultural Facilities Work
	FIRM	2020 REVENUE
1	Gensler	$33,768,250
2	DLR Group	$27,600,000
3	Populous	$25,873,738
4	Quinn Evans	$24,130,427
5	HGA	$15,583,540
6	Cooper Robertson	$12,672,142
7	Diamond Schmitt Architects	$12,298,265
8	Ayers Saint Gross	$10,105,740
9	Huitt-Zollars	$9,886,562
10	GWWO Architects	$9,363,744
11	HKS	$8,570,736
12	SmithGroup	$8,302,222
13	Davis Brody Bond	$7,079,635
14	HDR	$7,000,000
15	EwingCole	$6,500,000
16	Perkins and Will	$5,977,000
17	LPA	$5,969,363
18	LMN Architects	$5,535,135
19	HOK	$4,690,000
20	Skidmore, Owings & Merrill	$3,900,166
21	Perkins Eastman	$3,747,952
22	Ratio Design	$3,708,961
23	Grimm + Parker Architects	$3,412,531
24	PGAL	$3,262,000
25	Ennead Architects	$3,115,580
26	GBBN	$2,925,000
27	Progressive AE	$2,525,865
28	LS3P Associates	$2,501,572
29	Fentress Architects	$2,300,000
30	Steinberg Hart	$2,025,808
31	McMillan Pazdan Smith	$1,999,814
32	FXCollaborative	$1,740,215
33	Little Diversified Architectural Consulting	$1,699,634
34	Stantec	$1,653,037
35	Kahler Slater	$1,500,000
36	CallisonRTKL	$1,325,544
37	Sasaki	$1,258,309
38	Clark Nexsen	$1,163,000
39	Moody Nolan	$1,102,896
40	LaBella Associates	$1,050,000
41	JLG Architects	$926,842
42	EYP	$903,093
43	Emersion Design	$889,212
44	Bermello Ajamil & Partners	$875,444
45	Clark & Enersen	$873,149
46	Zyscovich	$869,714
47	AHL	$823,632
48	RRMM Architects	$788,144
49	Eppstein Uhen Architects	$788,000
50	WATG	$768,570
51	Goettsch Partners	$760,000
52	Page	$658,821
53	RSP Architects	$634,000
54	Sheehan Nagle Hartray Architects	$625,000
55	Elkus Manfredi Architects	$505,000
56	MKM Architecture + Design	$503,212
57	SHP	$500,000
58	LEO A DALY	$484,191
59	Hafer	$462,560
60	HuntonBrady Architects	$435,888
61	H2M Architects + Engineers	$435,093
62	JCJ Architecture	$434,006
63	Miller Dunwiddie	$426,251
64	CPL	$420,368
65	BHDP Architecture	$415,094
66	RDG Planning & Design	$364,736
67	DLZ Corp.	$360,207
68	Marmon Mok Architecture	$335,479
69	Finegold Alexander Architects	$328,505
70	CBRE	$327,007
71	Baskervill	$317,769
72	SLAM	$282,581
73	CTA Architects	$280,171
74	Design Collaborative	$274,816
75	Mithun	$260,148
76	Shepley Bulfinch	$250,187
77	HED	$250,000
78	Smallwood	$249,348
79	Payette	$242,185
80	Becker Morgan Group	$237,551
81	ATA Beilharz Architects	$217,000
82	BKV Group	$193,217
83	Dattner Architects	$192,327
84	Performa	$188,000
85	Handel Architects	$182,051
86	CSArch	$175,816
87	BBS Architects	$171,595
88	Champlin Architecture	$157,080
89	CO Architects	$155,632
90	Goodwyn Mills Cawood	$149,398
91	Legat Architects	$148,960
92	SLCE Architects, LLP	$145,000
93	Orcutt \| Winslow	$129,756
94	HMC Architects	$128,229
95	Urbahn Architects	$126,701
96	RKTB Architects	$90,886
97	ZGF Architects	$76,990
98	Cooper Carry	$70,569
99	Hanbury	$68,055
100	Hollis + Miller Architects	$43,934
101	Massa Multimedia Architecture	$36,163
102	Architectural Design Consultants	$30,000
103	KG+D Architects	$30,000
104	DLA Architects	$27,573
105	TreanorHL	$23,159
106	RDC-S111	$18,025
107	CetraRuddy Architecture	$16,029
108	ThenDesign Architetcure	$8,000
109	Cuningham	$6,916
110	Brownstone	$6,654
111	NAC Architecture	$4,601
112	45 Architecture	$1,654
113	BWBR	$1,350

SOURCE: 2021 Giants 400 Report

Top 65 Cultural Facilities Engineering and EA Firms – All Cultural Facilities Work
	FIRM	2020 REVENUE
1	Buro Happold	$88,947,000
2	Arup	$26,216,486
3	KPFF Consulting Engineers	$19,524,000
4	Thornton Tomasetti	$11,911,997
5	AECOM	$7,600,000
6	Morrison Hershfield	$6,436,011
7	WSP USA	$6,211,033
8	Walter P Moore	$6,112,823
9	Alfa Tech Consulting Engineers	$5,500,000
10	Kohler Ronan	$5,019,926
11	ME Engineers	$4,613,000
12	Wiss, Janney, Elstner Associates	$4,220,000
13	TLC Engineering Solutions	$3,932,000
14	Langan	$3,500,000
15	IMEG Corp.	$3,240,630
16	Jensen Hughes	$2,849,718
17	Jaros, Baum & Bolles	$2,176,972
18	RMF Engineering	$2,000,000
19	Magnusson Klemencic Associates	$1,480,468
20	Dewberry	$1,284,407
21	Osborn Engineering	$1,150,000
22	TEECOM	$1,043,098
23	Affiliated Engineers Inc.	$967,070
24	Mazzetti	$946,814
25	SSOE Group	$870,000
26	HEAPY	$830,389
27	Wallace Design Collective	$800,000
28	Henderson Engineers	$770,189
29	CMTA	$768,253
30	DeSimone Consulting Engineers	$757,779
31	Martin/Martin Consulting Engineers	$712,473
32	JQ Engineering	$704,941
33	Newcomb & Boyd	$605,467
34	AKF Group	$570,000
35	Schaefer	$561,580
36	NV5 Global	$551,000
37	Dunham Associates	$500,000
38	Syska Hennessy Group	$482,313
39	GRAEF	$451,072
40	I.C. Thomasson Associates	$380,749
41	Salas O'Brien	$373,125
42	Peter Basso Associates	$350,000
43	Karpinski Engineering	$350,000
44	Highland Associates	$300,000
45	EXP	$288,722
46	Bridgers & Paxton Consulting Engineers	$272,159
47	Farnsworth Group	$253,128
48	CHA Consulting	$200,000
49	French & Parrello Associates	$191,789
50	Spectrum Engineers	$148,000
51	Vanderweil Engineers	$145,300
52	LBYD	$119,884
53	ESD	$111,922
54	KCL Engineering	$101,722
55	Arora Engineers	$95,087
56	Smith Seckman Reid	$56,128
57	Cushing Terrell	$45,881
58	Kohrs Lonnemann Heil Engineers	$43,847
59	Architectural Engineers	$41,032
60	MHP Structural Engineers	$33,842
61	G2 Consulting Group	$30,000
62	JALRW Engineering Group	$29,000
63	EAPC Architects Engineers	$17,475
64	Primera Engineers	$10,582
65	JP Harvey Engineering Solutions	$9,932
66	Marque Engineering	$6,725

SOURCE: 2021 Giants 400 Report

Top 55 Cultural Facilities Contractors and CM Firms – All Cultural Facilities Work
	FIRM	2020 REVENUE
1	AECOM	$460,500,000
2	Turner Construction	$353,958,970
3	Clark Group	$241,216,774
4	Whiting-Turner Contracting Co., The	$156,948,239
5	Crossland Construction	$151,992,075
6	Gilbane Building Company	$99,826,000
7	STO Building Group	$91,000,000
8	Skanska USA	$89,607,641
9	McCarthy Holdings	$88,870,449
10	Pepper Construction	$62,366,335
11	Manhattan Construction Group	$59,365,630
12	JE Dunn	$48,733,182
13	Mortenson	$47,130,000
14	DPR Construction	$41,578,000
15	Holder Construction	$31,000,000
16	Messer Construction	$30,669,825
17	Swinerton	$27,691,104
18	Level 10	$21,893,242
19	Nabholz	$21,445,234
20	Lease Crutcher Lewis	$21,073,996
21	LeChase Construction Services	$16,984,939
22	Brasfield & Gorrie	$16,772,282
23	Hill International	$15,159,269
24	Haselden Construction	$14,426,843
25	Wohlsen Construction Company	$13,845,000
26	Orcutt \| Winslow	$12,205,314
27	Hunter Roberts Construction	$11,663,000
28	McCownGordon Construction	$11,150,286
29	Austin Industries	$10,652,792
30	PCL Construction	$10,622,577
31	C.W. Driver Companies	$7,925,255
32	Saunders Construction	$7,453,120
33	Shawmut Design and Construction	$6,633,179
34	Balfour Beatty US	$5,106,015
35	S. M. Wilson & Co.	$4,839,127
36	Weitz Company, The	$4,791,100
37	Robins & Morton	$4,241,689
38	KBE Building Corp.	$3,969,891
39	W.E. O'Neil Construction	$3,307,204
40	CBRE	$2,736,272
41	Landry/French Construction	$2,700,000
42	Yates Companies, The	$2,239,000
43	W. M. Jordan Company	$2,023,473
44	Clancy & Theys Construction	$1,266,312
45	Progressive AE	$1,152,504
46	McDonough Bolyard Peck	$1,061,278
47	Walsh Group, The	$1,041,458
48	Bette Companies, The	$967,575
49	Suffolk Construction	$783,905
50	Cotter Consulting	$745,296
51	Benchmark Construction	$496,689
52	Hensel Phelps	$446,465
53	Arc Building Partners	$413,246
54	Batson-Cook	$381,297
55	Brownstone	$348,472
56	STV	$140,301
57	Blach Construction	$100,000
58	JLG Architects	$96,109

SOURCE: 2021 Giants 400 Report

Top 65 Cultural Facilities Architecture and AE Firms – Museums and Galleries
	FIRM	2020 REVENUE
1	Quinn Evans	$20,808,435
2	Cooper Robertson	$12,672,142
3	Ayers Saint Gross	$9,845,599
4	Gensler	$8,545,410
5	GWWO Architects	$8,442,360
6	SmithGroup	$7,245,182
7	HDR	$7,000,000
8	LPA	$5,969,363
9	HGA	$5,011,286
10	LMN Architects	$3,908,848
11	Skidmore, Owings & Merrill	$3,885,231
12	Perkins Eastman	$3,747,952
13	Perkins and Will	$3,157,000
14	Davis Brody Bond	$3,117,504
15	EwingCole	$3,000,000
16	LS3P Associates	$2,044,894
17	Fentress Architects	$2,000,000
18	FXCollaborative	$1,740,215
19	Ennead Architects	$1,588,191
20	CallisonRTKL	$1,149,341
21	Little Diversified Architectural Consulting	$1,128,023
22	Sasaki	$1,078,326
23	EYP	$903,093
24	Emersion Design	$889,212
25	Page	$658,821
26	GBBN	$650,000
27	RSP Architects	$634,000
28	Goettsch Partners	$630,000
29	WATG	$578,451
30	Clark Nexsen	$577,000
31	HOK	$558,000
32	Ratio Design	$471,054
33	JCJ Architecture	$434,006
34	Diamond Schmitt Architects	$372,635
35	Baskervill	$317,769
36	Moody Nolan	$314,748
37	CBRE	$302,684
38	Bermello Ajamil & Partners	$289,400
39	CTA Architects	$280,171
40	Mithun	$260,148
41	HED	$250,000
42	Payette	$242,185
43	Stantec	$238,839
44	Handel Architects	$182,051
45	CO Architects	$155,632
46	SLAM	$148,182
47	JLG Architects	$139,255
48	Goodwyn Mills Cawood	$138,598
49	Orcutt \| Winslow	$129,756
50	Finegold Alexander Architects	$108,913
51	CSArch	$100,970
52	AHL	$98,247
53	HMC Architects	$91,674
54	HuntonBrady Architects	$88,125
55	ZGF Architects	$76,990
56	McMillan Pazdan Smith	$60,838
57	DLZ Corp.	$59,286
58	Steinberg Hart	$56,897
59	Hafer	$39,915
60	Massa Multimedia Architecture	$36,163
61	Eppstein Uhen Architects	$35,000
62	TreanorHL	$23,159
63	RDC-S111	$18,025
64	CetraRuddy Architecture	$16,029
65	DLA Architects	$12,670
66	Cuningham	$6,916
67	Hanbury	$6,475
68	BWBR	$1,350

SOURCE: 2021 Giants 400 Report

Top 45 Cultural Facilities Engineering and EA Firms – Museums and Galleries
	FIRM	2020 REVENUE
1	Buro Happold	$84,523,000
2	Arup	$20,000,000
3	KPFF Consulting Engineers	$6,508,000
4	Morrison Hershfield	$6,436,011
5	Alfa Tech Consulting Engineers	$3,500,000
6	Thornton Tomasetti	$3,182,428
7	ME Engineers	$2,333,000
8	WSP USA	$2,228,165
9	Kohler Ronan	$2,110,061
10	Langan	$2,000,000
11	RMF Engineering	$2,000,000
12	Jensen Hughes	$1,893,640
13	Wiss, Janney, Elstner Associates	$1,800,000
14	IMEG Corp.	$1,240,130
15	Jaros, Baum & Bolles	$1,211,916
16	Magnusson Klemencic Associates	$890,893
17	TLC Engineering Solutions	$816,000
18	TEECOM	$787,307
19	Henderson Engineers	$770,189
20	Osborn Engineering	$675,000
21	Wallace Design Collective	$600,000
22	Newcomb & Boyd	$509,218
23	Martin/Martin Consulting Engineers	$353,722
24	Karpinski Engineering	$350,000
25	HEAPY	$303,213
26	EXP	$288,722
27	AKF Group	$260,000
28	Farnsworth Group	$253,128
29	Dunham Associates	$250,000
30	GRAEF	$216,201
31	Dewberry	$180,826
32	DeSimone Consulting Engineers	$136,400
33	NV5 Global	$112,000
34	Vanderweil Engineers	$105,700
35	Peter Basso Associates	$100,000
36	Syska Hennessy Group	$72,480
37	Spectrum Engineers	$49,500
38	Salas O'Brien	$45,959
39	Cushing Terrell	$45,881
40	Bridgers & Paxton Consulting Engineers	$29,767
41	LBYD	$25,504
42	CMTA	$22,729
43	EAPC Architects Engineers	$17,475
44	MHP Structural Engineers	$14,827
45	Affiliated Engineers Inc.	$14,131
46	Primera Engineers	$10,582
47	JP Harvey Engineering Solutions	$9,932
48	Marque Engineering	$6,725

SOURCE: 2021 Giants 400 Report

Top 35 Cultural Facilities Contractors and CM Firms – Museums and Galleries
	FIRM	2020 REVENUE
1	Turner Construction	$353,958,970
2	Clark Group	$168,151,511
3	STO Building Group	$91,000,000
4	Pepper Construction	$61,945,947
5	Manhattan Construction Group	$48,819,630
6	Mortenson	$47,130,000
7	Whiting-Turner Contracting Co., The	$35,817,719
8	Skanska USA	$30,146,487
9	Swinerton	$27,691,104
10	Level 10	$21,893,242
11	Gilbane Building Company	$21,689,000
12	Nabholz	$21,445,234
13	Lease Crutcher Lewis	$21,073,996
14	JE Dunn	$18,401,429
15	Haselden Construction	$14,426,843
16	Hill International	$12,658,343
17	Austin Industries	$10,652,792
18	McCownGordon Construction	$8,763,466
19	Saunders Construction	$7,453,120
20	LeChase Construction Services	$5,282,328
21	W.E. O'Neil Construction	$3,307,204
22	Landry/French Construction	$2,700,000
23	Yates Companies, The	$2,239,000
24	Shawmut Design and Construction	$2,138,212
25	W. M. Jordan Company	$2,023,473
26	Balfour Beatty US	$1,379,809
27	Clancy & Theys Construction	$1,266,312
28	McDonough Bolyard Peck	$1,061,278
29	CBRE	$1,032,473
30	Benchmark Construction	$496,689
31	Hensel Phelps	$446,465
32	Arc Building Partners	$413,246
33	Brownstone	$348,472
34	Wohlsen Construction Company	$198,000
35	Blach Construction	$100,000
36	JLG Architects	$96,109
37	Cotter Consulting	$16,689
38	Weitz Company, The	$2,900

SOURCE: 2021 Giants 400 Report

Top 50 Cultural Facilities Architecture and AE Firms – Performing Arts and Concert Venues
	FIRM	2020 REVENUE
1	DLR Group	$27,600,000
2	Populous	$25,873,738
3	Gensler	$25,222,840
4	Huitt-Zollars	$9,886,562
5	HGA	$9,512,856
6	HKS	$8,570,736
7	Diamond Schmitt Architects	$7,999,324
8	Davis Brody Bond	$3,962,131
9	HOK	$3,489,000
10	Grimm + Parker Architects	$2,737,099
11	Progressive AE	$2,525,865
12	EwingCole	$2,500,000
13	GBBN	$1,950,000
14	Steinberg Hart	$1,884,185
15	LMN Architects	$1,626,287
16	Ennead Architects	$1,527,389
17	Kahler Slater	$1,500,000
18	Quinn Evans	$1,430,321
19	Ratio Design	$1,208,630
20	Perkins and Will	$1,100,000
21	SmithGroup	$1,057,040
22	LaBella Associates	$1,050,000
23	GWWO Architects	$921,384
24	Zyscovich	$869,714
25	Eppstein Uhen Architects	$737,000
26	AHL	$725,385
27	JLG Architects	$551,745
28	Elkus Manfredi Architects	$505,000
29	LEO A DALY	$443,225
30	Miller Dunwiddie	$426,251
31	BHDP Architecture	$415,094
32	RDG Planning & Design	$364,736
33	LS3P Associates	$356,783
34	Fentress Architects	$300,000
35	Bermello Ajamil & Partners	$272,834
36	McMillan Pazdan Smith	$253,880
37	Smallwood	$249,348
38	ATA Beilharz Architects	$212,000
39	WATG	$190,119
40	Performa	$188,000
41	SLCE Architects, LLP	$145,000
42	Little Diversified Architectural Consulting	$142,984
43	SLAM	$134,399
44	Goettsch Partners	$130,000
45	CSArch	$74,846
46	Sasaki	$61,790
47	Stantec	$54,730
48	Hollis + Miller Architects	$43,934
49	HMC Architects	$36,555
50	CBRE	$11,423
51	Becker Morgan Group	$10,868
52	Clark & Enersen	$10,651
53	MKM Architecture + Design	$9,415
54	Hafer	$4,440
55	45 Architecture	$1,654
56	NAC Architecture	$1,170

SOURCE: 2021 Giants 400 Report

Top 35 Cultural Facilities Engineering and EA Firms – Performing Arts and Concert Venues
	FIRM	2020 REVENUE
1	AECOM	$7,600,000
2	Thornton Tomasetti	$7,420,836
3	KPFF Consulting Engineers	$6,508,000
4	Arup	$6,216,486
5	Walter P Moore	$6,112,823
6	Buro Happold	$4,376,000
7	WSP USA	$3,297,396
8	TLC Engineering Solutions	$2,300,000
9	ME Engineers	$2,200,000
10	Kohler Ronan	$2,107,227
11	Alfa Tech Consulting Engineers	$2,000,000
12	Wiss, Janney, Elstner Associates	$1,220,000
13	Langan	$1,000,000
14	Jaros, Baum & Bolles	$965,056
15	Affiliated Engineers Inc.	$881,536
16	SSOE Group	$870,000
17	IMEG Corp.	$750,000
18	DeSimone Consulting Engineers	$621,379
19	Magnusson Klemencic Associates	$589,575
20	Jensen Hughes	$581,046
21	Schaefer	$552,585
22	NV5 Global	$439,000
23	CMTA	$417,826
24	I.C. Thomasson Associates	$380,749
25	Highland Associates	$300,000
26	AKF Group	$270,000
27	Martin/Martin Consulting Engineers	$269,503
28	Dunham Associates	$250,000
29	Syska Hennessy Group	$241,946
30	GRAEF	$211,771
31	Wallace Design Collective	$200,000
32	French & Parrello Associates	$171,633
33	Osborn Engineering	$125,000
34	Salas O'Brien	$85,037
35	Newcomb & Boyd	$81,174
36	Smith Seckman Reid	$56,128
37	Spectrum Engineers	$55,248
38	HEAPY	$49,415
39	Vanderweil Engineers	$39,600
40	Kohrs Lonnemann Heil Engineers	$12,933
41	TEECOM	$6,480
42	Halff Associates	$1,000

SOURCE: 2021 Giants 400 Report

Top 25 Cultural Facilities Contractors and CM Firms – Performing Arts and Concert Venues
	FIRM	2020 REVENUE
1	AECOM	$460,500,000
2	Crossland Construction	$151,992,075
3	Whiting-Turner Contracting Co., The	$112,246,506
4	McCarthy Holdings	$88,870,449
5	Clark Group	$73,065,263
6	Skanska USA	$55,781,905
7	DPR Construction	$41,578,000
8	Holder Construction	$31,000,000
9	Messer Construction	$27,368,623
10	Gilbane Building Company	$26,783,000
11	LeChase Construction Services	$11,687,505
12	Hunter Roberts Construction	$11,663,000
13	PCL Construction	$10,622,577
14	Manhattan Construction Group	$10,546,000
15	S. M. Wilson & Co.	$4,839,127
16	Shawmut Design and Construction	$4,494,967
17	KBE Building Corp.	$3,969,891
18	Balfour Beatty US	$3,726,206
19	McCownGordon Construction	$2,315,527
20	Weitz Company, The	$1,849,000
21	Progressive AE	$1,139,294
22	Hill International	$1,072,269
23	Walsh Group, The	$1,041,458
24	Robins & Morton	$501,085
25	STV	$140,301
26	JE Dunn	$15,021

SOURCE: 2021 Giants 400 Report

Top 55 Cultural Facilities Architecture and AE Firms – Public Libraries
	FIRM	2020 REVENUE
1	Diamond Schmitt Architects	$3,926,305
2	PGAL	$3,262,000
3	Ratio Design	$2,029,277
4	Quinn Evans	$1,891,671
5	Perkins and Will	$1,720,000
6	McMillan Pazdan Smith	$1,685,096
7	Stantec	$1,359,468
8	HGA	$1,059,398
9	EwingCole	$1,000,000
10	Clark & Enersen	$862,498
11	Moody Nolan	$788,148
12	RRMM Architects	$788,144
13	Grimm + Parker Architects	$675,433
14	HOK	$643,000
15	Sheehan Nagle Hartray Architects	$625,000
16	Clark Nexsen	$586,000
17	SHP	$500,000
18	MKM Architecture + Design	$493,797
19	H2M Architects + Engineers	$435,093
20	Little Diversified Architectural Consulting	$428,627
21	CPL	$420,368
22	Hafer	$418,205
23	HuntonBrady Architects	$347,763
24	Marmon Mok Architecture	$335,479
25	GBBN	$325,000
26	Bermello Ajamil & Partners	$313,210
27	DLZ Corp.	$300,921
28	Design Collaborative	$274,816
29	Ayers Saint Gross	$260,141
30	Shepley Bulfinch	$250,187
31	JLG Architects	$235,842
32	Becker Morgan Group	$226,683
33	Finegold Alexander Architects	$219,592
34	BKV Group	$193,217
35	Dattner Architects	$192,327
36	CallisonRTKL	$176,203
37	BBS Architects	$171,595
38	Champlin Architecture	$157,080
39	Legat Architects	$148,960
40	Urbahn Architects	$126,701
41	Sasaki	$118,193
42	LS3P Associates	$99,894
43	RKTB Architects	$90,886
44	Steinberg Hart	$84,726
45	Cooper Carry	$70,569
46	Hanbury	$61,580
47	LEO A DALY	$40,966
48	KG+D Architects	$30,000
49	Architectural Design Consultants	$30,000
50	Eppstein Uhen Architects	$16,000
51	Skidmore, Owings & Merrill	$14,935
52	DLA Architects	$14,903
53	CBRE	$12,899
54	Goodwyn Mills Cawood	$10,800
55	ThenDesign Architetcure	$8,000
56	Brownstone	$6,654
57	ATA Beilharz Architects	$5,000
58	NAC Architecture	$3,431

SOURCE: 2021 Giants 400 Report

Top 35 Cultural Facilities Engineering and EA Firms – Public Libraries
	FIRM	2020 REVENUE
1	KPFF Consulting Engineers	$6,508,000
2	Thornton Tomasetti	$1,308,733
3	IMEG Corp.	$1,250,500
4	Wiss, Janney, Elstner Associates	$1,200,000
5	Dewberry	$1,103,581
6	Mazzetti	$946,814
7	TLC Engineering Solutions	$816,000
8	Kohler Ronan	$802,638
9	JQ Engineering	$704,941
10	WSP USA	$685,472
11	Langan	$500,000
12	HEAPY	$477,761
13	Jensen Hughes	$375,032
14	Osborn Engineering	$350,000
15	CMTA	$327,698
16	Peter Basso Associates	$250,000
17	TEECOM	$249,311
18	Bridgers & Paxton Consulting Engineers	$242,392
19	Salas O'Brien	$242,129
20	CHA Consulting	$200,000
21	Syska Hennessy Group	$167,887
22	ESD	$111,922
23	KCL Engineering	$101,722
24	Arora Engineers	$95,087
25	LBYD	$94,380
26	Martin/Martin Consulting Engineers	$89,248
27	ME Engineers	$80,000
28	Affiliated Engineers Inc.	$71,403
29	Buro Happold	$48,000
30	Spectrum Engineers	$43,252
31	Architectural Engineers	$41,032
32	AKF Group	$40,000
33	Kohrs Lonnemann Heil Engineers	$30,914
34	G2 Consulting Group	$30,000
35	JALRW Engineering Group	$29,000
36	GRAEF	$23,100
37	French & Parrello Associates	$20,157
38	MHP Structural Engineers	$19,015
39	Newcomb & Boyd	$15,075
40	Schaefer	$8,995

SOURCE: 2021 Giants 400 Report

Top 20 Cultural Facilities Contractors and CM Firms – Public Libraries
	FIRM	2020 REVENUE
1	Gilbane Building Company	$51,354,000
2	JE Dunn	$30,316,732
3	Brasfield & Gorrie	$16,772,282
4	Wohlsen Construction Company	$13,647,000
5	Whiting-Turner Contracting Co., The	$8,884,014
6	C.W. Driver Companies	$7,925,255
7	Robins & Morton	$3,740,604
8	Skanska USA	$3,679,249
9	Messer Construction	$3,301,202
10	Weitz Company, The	$2,939,200
11	CBRE	$1,703,798
12	Hill International	$1,428,657
13	Bette Companies, The	$967,575
14	Suffolk Construction	$783,905
15	Cotter Consulting	$728,607
16	Pepper Construction	$420,388
17	Batson-Cook	$381,297
18	McCownGordon Construction	$71,293
19	LeChase Construction Services	$15,106
20	Progressive AE	$13,210