2021 Multifamily Sector Giants: Top architecture, engineering, and construction firms in the U.S. multifamily building sector

Clark Group, Humphreys and Partners, and Kimley-Horn head BD+C's rankings of the nation's largest multifamily building sector architecture, engineering, and construction firms, as reported in the 2021 Giants 400 Report.

Top 170 Multifamily Sector Architecture and AE Firms — All Multifamily Facilities Work
Top 75 Multifamily Sector Engineering and EA Firms — All Multifamily Facilities Work
Top 110 Multifamily Sector Contractors and CM Firms — All Multifamily Facilities Work
Top 150 Multifamily Sector Architecture and AE Firms — Apartments, Condominiums Work
Top 70 Multifamily Sector Engineering and EA Firms — Apartments, Condominiums Work
Top 90 Multifamily Sector Contractors and CM Firms — Apartments, Condominiums Work
Top 85 Multifamily Sector Architecture and AE Firms — Senior Living Facilities
Top 35 Multifamily Sector Engineering and EA Firms — Senior Living Facilities
Top 50 Multifamily Sector Contractors and CM Firms — Senior Living Facilities
Top 55 Multifamily Sector Architecture and AE Firms — Student Housing Facilities
Top 30 Multifamily Sector Engineering and EA Firms — Student Housing Facilities
Top 40 Multifamily Sector Contractors and CM Firms — Student Housing Facilities

Top 170 Multifamily Sector Architecture and AE Firms — All Multifamily Facilities Work
	FIRM	2020 REVENUE
1	Humphreys and Partners	$84,000,000
2	Perkins Eastman	$62,260,228
3	Solomon Cordwell Buenz	$55,062,287
4	KTGY	$42,545,645
5	Stantec	$38,902,400
6	Handel Architects	$38,004,914
7	HKS	$33,769,817
8	CallisonRTKL	$31,364,043
9	AO	$31,300,000
10	Gensler	$30,744,072
11	Niles Bolton Associates	$30,197,538
12	Hord Coplan Macht	$28,855,658
13	GGLO	$27,751,000
14	BKV Group	$23,722,753
15	Steinberg Hart	$22,421,497
16	WDG Architecture	$20,600,000
17	Dahlin Group Architecture Planning	$18,025,000
18	Elkus Manfredi Architects	$17,727,000
19	NORR	$17,102,448
20	SLCE Architects, LLP	$15,968,000
21	Moseley Architects	$15,584,871
22	Perkins and Will	$14,752,000
23	BSB Design	$14,265,362
24	Hill West Architects	$14,200,000
25	Cooper Carry	$13,787,488
26	Kohn Pedersen Fox	$13,489,845
27	Weber Thompson	$13,475,436
28	Skidmore, Owings & Merrill	$13,367,629
29	Todd & Associates	$13,354,825
30	HED	$12,503,000
31	Diamond Schmitt Architects	$12,333,789
32	Ryan Companies US / Ryan A+E	$12,288,000
33	Clark Nexsen	$12,222,400
34	Page	$11,992,142
35	Mithun	$11,860,433
36	Carrier Johnson + Culture	$11,593,986
37	WATG	$11,176,174
38	RDG Planning & Design	$11,169,877
39	Kirksey Architecture	$10,064,933
40	Dattner Architects	$9,919,428
41	Rosemann & Associates	$9,620,000
42	Cuningham	$9,459,299
43	EDI International	$9,222,734
44	PCA	$9,195,619
45	Cortland Build	$9,176,401
46	CTA Architects	$9,021,522
47	Ayers Saint Gross	$8,623,409
48	FK Architecture	$8,400,000
49	Gresham Smith	$8,147,186
50	AE7	$8,050,231
51	H2M Architects + Engineers	$7,983,222
52	Ratio Design	$7,857,100
53	Rule Joy Trammell + Rubio	$7,359,074
54	RDC-S111	$7,295,371
55	CetraRuddy Architecture	$7,185,856
56	Curtis + Ginsberg Architects	$6,865,000
57	Kitchen & Associates	$6,697,051
58	GBBN	$6,500,000
59	GFF	$6,287,742
60	Grimm + Parker Architects	$6,018,867
61	FXCollaborative	$6,007,529
62	Goettsch Partners	$5,900,000
63	AHL	$5,815,473
64	Eppstein Uhen Architects	$5,595,000
65	Álvarez-Díaz & Villalón \| Architecture & Interior Design	$5,562,656
66	LS3P Associates	$5,435,308
67	Hanbury	$5,354,017
68	Moody Nolan	$5,343,932
69	Vocon	$5,315,400
70	AG Architecture	$5,147,196
71	KGD Architecture	$5,070,619
72	NSPJ Architects	$4,802,911
73	FitzGerald	$4,732,000
74	DLR Group	$4,600,000
75	Plunkett Raysich Architects	$4,591,114
76	McMillan Pazdan Smith	$4,503,623
77	Fogarty Finger	$4,498,200
78	HOK	$4,355,000
79	GreenbergFarrow	$4,300,000
80	Architecture Design Collaborative	$4,125,000
81	HGA	$4,050,721
82	Smallwood	$4,037,584
83	HDR	$4,000,000
84	NAC Architecture	$3,933,230
85	Orcutt \| Winslow	$3,928,851
86	SGA \| NarmourWright Design	$3,708,293
87	Adache Group Architects	$3,500,000
88	DMS Design	$3,500,000
89	Shepley Bulfinch	$3,250,403
90	Goodwyn Mills Cawood	$3,149,235
91	Progressive AE	$2,922,406
92	ZGF Architects	$2,875,907
93	Quinn Evans	$2,749,936
94	Nelson Worldwide	$2,673,511
95	LEO A DALY	$2,545,659
96	Hart Howerton	$2,541,975
97	REES	$2,477,609
98	JLG Architects	$2,400,015
99	RKTB Architects	$2,396,551
100	Base4	$2,280,068
101	Kahler Slater	$2,260,000
102	Sasaki	$2,200,838
103	Ware Malcomb	$2,162,051
104	LaBella Associates	$2,080,000
105	Jackson \| Main Architecture	$2,066,101
106	Spiezle Architectural Group	$2,021,000
107	Huitt-Zollars	$1,902,656
108	Wold Architects and Engineers	$1,900,000
109	Lawrence Group	$1,864,507
110	Barge Design Solutions	$1,864,080
111	Think Architecture	$1,804,950
112	Hafer	$1,747,780
113	DLA+ Architecture & Interior Design	$1,727,000
114	Bermello Ajamil & Partners	$1,708,633
115	TreanorHL	$1,480,765
116	Hoefer Welker	$1,435,000
117	Zyscovich	$1,366,351
118	Studio+	$1,309,986
119	Finegold Alexander Architects	$1,292,713
120	Sebree Architects	$1,245,000
121	MBH Architects	$1,236,000
122	Architecture, Incorporated	$1,091,131
123	KZF Design	$1,032,548
124	Architectural Design Consultants	$1,009,400
125	Lunz Group, The	$989,504
126	Becker Morgan Group	$884,233
127	DLZ Corp.	$816,727
128	GMB Architecture + Engineering	$811,032
129	Urbahn Architects	$745,291
130	H. Hendy Associates	$745,035
131	RQAW	$653,072
132	Baskervill	$637,666
133	KCBA Architects	$633,100
134	TETER	$572,571
135	JCJ Architecture	$563,217
136	Wendel	$560,221
137	Ennead Architects	$560,169
138	Taylor Design	$517,000
139	MKM Architecture + Design	$513,487
140	ATA Beilharz Architects	$495,000
141	PGAL	$481,000
142	Cromwell Architects Engineers	$471,773
143	Body Lawson Associates	$439,129
144	Performa	$422,000
145	BHDP Architecture	$396,867
146	Line Scale Form	$382,370
147	CPL	$361,258
148	Crawford Architects	$314,000
149	Sheehan Nagle Hartray Architects	$308,000
150	Clark & Enersen	$254,324
151	Hollis + Miller Architects	$234,494
152	Emersion Design	$233,570
153	HuntonBrady Architects	$233,530
154	Woolpert	$209,184
155	Guide Architecture	$208,305
156	//3877	$198,000
157	CESO	$189,484
158	RBB Architects	$172,000
159	SLAM	$157,544
160	45 Architecture	$121,005
161	Core States Group	$120,376
162	Montroy DeMarco Architecture	$80,000
163	Eckenhoff Saunders Architects	$60,000
164	Davis Brody Bond	$45,855
165	Champlin Architecture	$44,252
166	CBRE	$31,222
167	Huntsman Architectural Group	$28,253
168	KCCT	$11,000
169	Randall-Paulson Architects	$6,763
170	Populous	$2,150

SOURCE: 2021 Giants 400 Report

Top 75 Multifamily Sector Engineering and EA Firms — All Multifamily Facilities Work
	FIRM	2020 REVENUE
1	Kimley-Horn	$159,668,299
2	Langan	$47,000,000
3	WSP USA	$36,539,637
4	Wiss, Janney, Elstner Associates	$33,390,000
5	Thornton Tomasetti	$32,897,151
6	Buro Happold	$31,607,000
7	DeSimone Consulting Engineers	$17,777,658
8	KPFF Consulting Engineers	$17,544,000
9	Jacobs	$17,300,000
10	Morrison Hershfield	$16,294,092
11	AECOM	$10,800,000
12	Bala Consulting Engineers	$10,661,000
13	Salas O'Brien	$8,810,178
14	Magnusson Klemencic Associates	$8,104,363
15	IMEG Corp.	$7,574,580
16	AKF Group	$6,700,000
17	Dewberry	$6,231,182
18	Davis, Bowen & Friedel	$5,473,345
19	PS&S	$5,423,826
20	ME Engineers	$5,205,000
21	Olsson	$5,168,987
22	EXP	$4,775,956
23	Alfa Tech Consulting Engineers	$4,500,000
24	NV5 Global	$4,360,000
25	Jaros, Baum & Bolles	$4,226,276
26	Osborn Engineering	$3,805,000
27	TLC Engineering Solutions	$3,482,000
28	Martin/Martin Consulting Engineers	$2,652,010
29	Arup	$2,398,907
30	Schaefer	$2,331,161
31	Smith Seckman Reid	$2,307,206
32	Halff Associates	$2,305,000
33	Walter P Moore	$2,291,435
34	STV	$2,068,766
35	Henderson Engineers	$2,006,561
36	Galloway & Company	$2,006,357
37	GRAEF	$1,724,492
38	Newcomb & Boyd	$1,722,213
39	EAPC Architects Engineers	$1,711,890
40	M/E Engineering	$1,707,900
41	New York Engineers	$1,548,655
42	Cushing Terrell	$1,512,394
43	I.C. Thomasson Associates	$1,481,817
44	LBYD	$1,448,465
45	raSmith	$1,406,325
46	French & Parrello Associates	$1,371,103
47	Spectrum Engineers	$1,338,457
48	MHP Structural Engineers	$1,335,843
49	Vanderweil Engineers	$1,299,900
50	Kohrs Lonnemann Heil Engineers	$1,281,546
51	CMTA	$1,241,139
52	JALRW Engineering Group	$1,102,000
53	KCI Technologies	$1,018,700
54	Allen + Shariff	$1,009,942
55	Affiliated Engineers Inc.	$944,137
56	Wallace Design Collective	$900,000
57	Farnsworth Group	$828,863
58	SSOE Group	$660,529
59	G2 Consulting Group	$650,000
60	Kohler Ronan	$594,702
61	JQ Engineering	$529,131
62	SSC Engineering	$509,810
63	KCL Engineering	$499,583
64	HEAPY	$473,110
65	Bridgers & Paxton Consulting Engineers	$445,858
66	Primera Engineers	$357,002
67	P2S	$343,772
68	Peter Basso Associates	$300,000
69	PBS Engineers	$250,000
70	Karpinski Engineering	$200,000
71	TEECOM	$141,225
72	ESD	$107,347
73	Marque Engineering	$75,325
74	Architectural Engineers	$73,290
75	Paradigm Structural Engineers	$17,695

SOURCE: 2021 Giants 400 Report

Top 110 Multifamily Sector Contractors and CM Firms — All Multifamily Facilities Work
	FIRM	2020 REVENUE
1	Clark Group	$1,756,899,193
2	Suffolk Construction	$1,650,126,343
3	AECOM	$1,180,400,000
4	Whiting-Turner Contracting Co., The	$1,139,917,644
5	Lendlease	$1,124,301,895
6	Gilbane Building Company	$729,836,000
7	Swinerton	$690,183,198
8	McShane Companies, The	$644,139,684
9	Summit Contracting Group	$642,333,049
10	Walsh Group, The	$612,590,557
11	Webcor	$567,936,338
12	Hunter Roberts Construction	$535,378,000
13	Balfour Beatty US	$510,499,949
14	Ryan Companies US / Ryan A+E	$481,955,957
15	Weis Builders	$445,225,492
16	Bozzuto Construction	$432,141,073
17	Power Construction	$420,000,000
18	PCL Construction	$417,969,207
19	Turner Construction	$386,428,993
20	Hoar Construction	$373,857,000
21	Kaufman Lynn Construction	$340,898,083
22	STO Building Group	$334,000,000
23	W.E. O'Neil Construction	$325,156,427
24	ARCO Construction Companies	$311,367,180
25	Harkins Builders	$311,200,000
26	Clancy & Theys Construction	$303,024,890
27	JE Dunn	$297,619,790
28	J.T. Magen	$278,241,326
29	James G. Davis Construction	$264,563,942
30	Andersen Construction	$263,000,000
31	Sundt Construction	$259,852,861
32	Wohlsen Construction Company	$246,745,000
33	James McHugh Construction	$230,347,006
34	Weitz Company, The	$218,640,400
35	W. M. Jordan Company	$218,437,232
36	Donohoe Construction	$214,274,912
37	LeChase Construction Services	$212,683,197
38	CORE Construction Group	$210,106,806
39	KBE Building Corp.	$209,635,346
40	Manhattan Construction Group	$194,606,990
41	Juneau Construction	$192,741,717
42	Cortland Build	$180,760,383
43	Rogers-O'Brien Construction	$171,677,670
44	Brasfield & Gorrie	$168,524,777
45	Crossland Construction	$159,972,402
46	Arc Building Partners	$156,792,825
47	McCarthy Holdings	$151,234,934
48	New South Construction	$151,224,000
49	Yates Companies, The	$144,972,000
50	VCC	$133,799,481
51	CSI Construction	$124,178,649
52	DeAngelis Diamond	$123,732,000
53	Adolfson & Peterson Construction	$117,575,513
54	Batson-Cook	$115,558,304
55	BC Contracting Co.	$114,485,189
56	Messer Construction	$113,999,896
57	Doster Construction	$98,919,227
58	Choate Construction	$98,671,819
59	Paric Holdings	$94,006,365
60	Hensel Phelps	$93,789,549
61	BL Harbert International	$90,785,367
62	Rodgers Builders	$87,309,491
63	Shawmut Design and Construction	$87,029,684
64	VJS Construction Services	$76,437,000
65	Holder Construction	$73,000,000
66	Bette Companies, The	$64,666,954
67	HITT Contracting	$63,116,345
68	Kraus-Anderson Construction	$63,000,000
69	Hoffman Construction	$51,003,108
70	HAP Construction	$50,328,547
71	Pepper Construction	$41,742,435
72	Tester Construction Group	$41,545,398
73	Skender	$40,307,877
74	C.W. Driver Companies	$40,229,445
75	Russell Construction	$38,500,000
76	Saunders Construction	$37,441,817
77	Benchmark Construction	$37,052,562
78	Fortis Construction	$36,132,616
79	Skanska USA	$35,497,845
80	Sachse Construction	$33,500,000
81	Landry/French Construction	$26,400,000
82	Hagerman Group, The	$25,000,000
83	Austin Industries	$23,207,447
84	Columbia	$20,200,000
85	BartonMalow	$19,795,982
86	Blach Construction	$19,000,000
87	Burns & McDonnell	$18,693,342
88	STV	$17,636,928
89	McAlpine Contracting Co.	$15,604,500
90	JRM Construction Management	$15,000,000
91	Hill International	$10,683,843
92	Jacobs	$9,184,000
93	Miron Construction	$8,410,685
94	CBRE	$6,748,526
95	S. M. Wilson & Co.	$6,039,494
96	Haselden Construction	$3,690,165
97	Archstone Builders	$3,366,556
98	McCownGordon Construction	$3,330,815
99	BKV Group	$2,662,878
100	Mortenson	$2,394,000
101	Morcon Construction	$2,000,000
102	Lease Crutcher Lewis	$1,358,863
103	DPR Construction	$1,121,000
104	Hill & Wilkinson General Contractors	$1,017,434
105	Nabholz	$951,274
106	Cotter Consulting	$462,654
107	Progressive AE	$457,324
108	McDonough Bolyard Peck	$294,926
109	JLG Architects	$86,008
110	Montroy DeMarco Architecture	$16,000
111	BlueScope Construction	$14,531
112	Henderson Engineers	$4,040

SOURCE: 2021 Giants 400 Report

Top 150 Multifamily Sector Architecture and AE Firms — Apartments, Condominiums Work
	FIRM	2020 REVENUE
1	Humphreys and Partners	$58,000,000
2	Solomon Cordwell Buenz	$47,407,943
3	KTGY	$36,492,354
4	Handel Architects	$35,769,497
5	AO	$30,000,000
6	CallisonRTKL	$29,804,770
7	Stantec	$29,508,620
8	HKS	$29,269,817
9	GGLO	$24,357,000
10	BKV Group	$20,694,239
11	Steinberg Hart	$18,741,569
12	Perkins Eastman	$18,605,220
13	Gensler	$18,230,117
14	WDG Architecture	$17,500,000
15	Dahlin Group Architecture Planning	$17,350,000
16	Hord Coplan Macht	$16,926,254
17	Niles Bolton Associates	$16,801,768
18	NORR	$15,441,317
19	SLCE Architects, LLP	$14,445,000
20	Hill West Architects	$13,878,000
21	Cooper Carry	$13,601,622
22	Kohn Pedersen Fox	$13,489,845
23	Weber Thompson	$13,432,411
24	Skidmore, Owings & Merrill	$13,367,629
25	Todd & Associates	$12,470,466
26	Mithun	$11,860,433
27	Carrier Johnson + Culture	$11,593,986
28	WATG	$11,176,174
29	BSB Design	$10,359,714
30	Page	$9,929,304
31	Dattner Architects	$9,919,428
32	EDI International	$9,222,734
33	PCA	$9,195,619
34	Cortland Build	$9,176,401
35	CTA Architects	$9,021,522
36	Elkus Manfredi Architects	$8,200,000
37	Gresham Smith	$8,147,186
38	AE7	$8,050,231
39	Diamond Schmitt Architects	$7,695,756
40	Clark Nexsen	$7,460,000
41	Rosemann & Associates	$7,400,000
42	Rule Joy Trammell + Rubio	$7,359,074
43	Ratio Design	$7,316,203
44	RDC-S111	$7,295,371
45	CetraRuddy Architecture	$7,185,856
46	GBBN	$6,500,000
47	Cuningham	$6,468,206
48	FK Architecture	$6,400,000
49	Curtis + Ginsberg Architects	$6,289,000
50	GFF	$6,287,742
51	Moseley Architects	$6,241,551
52	FXCollaborative	$6,007,529
53	Goettsch Partners	$5,900,000
54	AHL	$5,764,110
55	HED	$5,703,000
56	Grimm + Parker Architects	$5,375,540
57	Vocon	$5,315,400
58	Perkins and Will	$5,118,000
59	NSPJ Architects	$4,771,016
60	KGD Architecture	$4,724,776
61	DLR Group	$4,600,000
62	Ryan Companies US / Ryan A+E	$4,531,000
63	FitzGerald	$4,516,000
64	Fogarty Finger	$4,498,200
65	HOK	$4,355,000
66	GreenbergFarrow	$4,300,000
67	Architecture Design Collaborative	$4,125,000
68	Kitchen & Associates	$4,071,684
69	Smallwood	$4,037,584
70	HDR	$4,000,000
71	LS3P Associates	$3,706,433
72	Moody Nolan	$3,599,485
73	Adache Group Architects	$3,500,000
74	DMS Design	$3,500,000
75	SGA \| NarmourWright Design	$3,485,512
76	Álvarez-Díaz & Villalón \| Architecture & Interior Design	$3,312,116
77	Goodwyn Mills Cawood	$3,105,285
78	H2M Architects + Engineers	$2,793,288
79	Eppstein Uhen Architects	$2,764,000
80	Quinn Evans	$2,703,843
81	Nelson Worldwide	$2,673,511
82	NAC Architecture	$2,637,959
83	HGA	$2,545,001
84	Hart Howerton	$2,541,975
85	Shepley Bulfinch	$2,464,511
86	ZGF Architects	$2,444,722
87	Base4	$2,280,068
88	McMillan Pazdan Smith	$2,104,674
89	RKTB Architects	$2,020,606
90	JLG Architects	$2,013,612
91	Jackson \| Main Architecture	$2,005,206
92	Kahler Slater	$1,960,000
93	Huitt-Zollars	$1,902,656
94	Barge Design Solutions	$1,864,080
95	Think Architecture	$1,614,950
96	Ware Malcomb	$1,544,903
97	Hafer	$1,500,013
98	Bermello Ajamil & Partners	$1,479,600
99	Hoefer Welker	$1,435,000
100	Zyscovich	$1,366,351
101	LEO A DALY	$1,279,350
102	Sebree Architects	$1,245,000
103	AG Architecture	$1,232,894
104	TreanorHL	$1,151,252
105	Sasaki	$1,034,408
106	KZF Design	$1,032,548
107	Lawrence Group	$1,023,896
108	Lunz Group, The	$989,504
109	MBH Architects	$881,000
110	Plunkett Raysich Architects	$875,131
111	Progressive AE	$775,549
112	DLZ Corp.	$771,309
113	Urbahn Architects	$745,291
114	H. Hendy Associates	$745,035
115	RDG Planning & Design	$741,480
116	Spiezle Architectural Group	$720,000
117	Finegold Alexander Architects	$657,477
118	RQAW	$653,072
119	Baskervill	$637,666
120	Becker Morgan Group	$617,288
121	Kirksey Architecture	$597,500
122	Architectural Design Consultants	$566,300
123	Wendel	$560,221
124	Ennead Architects	$560,169
125	TETER	$503,326
126	JCJ Architecture	$481,644
127	Body Lawson Associates	$439,129
128	Performa	$422,000
129	Architecture, Incorporated	$408,575
130	Line Scale Form	$382,370
131	REES	$327,557
132	Crawford Architects	$314,000
133	Sheehan Nagle Hartray Architects	$308,000
134	HuntonBrady Architects	$233,530
135	Woolpert	$209,184
136	//3877	$198,000
137	GMB Architecture + Engineering	$176,550
138	CESO	$171,654
139	Studio+	$165,340
140	45 Architecture	$121,005
141	Core States Group	$120,376
142	Cromwell Architects Engineers	$93,026
143	Montroy DeMarco Architecture	$80,000
144	Eckenhoff Saunders Architects	$60,000
145	Clark & Enersen	$54,607
146	Davis Brody Bond	$45,855
147	Hanbury	$41,644
148	CBRE	$31,222
149	Huntsman Architectural Group	$28,253
150	MKM Architecture + Design	$27,525
151	KCCT	$11,000
152	Randall-Paulson Architects	$6,763
153	Populous	$2,150

SOURCE: 2021 Giants 400 Report

Top 70 Multifamily Sector Engineering and EA Firms — Apartments, Condominiums Work
	FIRM	2020 REVENUE
1	Kimley-Horn	$127,734,639
2	Langan	$37,000,000
3	Thornton Tomasetti	$32,897,151
4	Buro Happold	$30,552,000
5	Wiss, Janney, Elstner Associates	$23,370,000
6	WSP USA	$18,766,299
7	DeSimone Consulting Engineers	$17,472,219
8	Morrison Hershfield	$16,294,092
9	AECOM	$10,800,000
10	Jacobs	$10,380,000
11	Magnusson Klemencic Associates	$8,104,363
12	Salas O'Brien	$7,910,490
13	Bala Consulting Engineers	$6,565,000
14	KPFF Consulting Engineers	$5,848,000
15	Davis, Bowen & Friedel	$5,470,818
16	PS&S	$5,323,500
17	Dewberry	$5,247,543
18	Olsson	$5,168,987
19	ME Engineers	$4,950,000
20	AKF Group	$4,790,000
21	IMEG Corp.	$4,480,260
22	Jaros, Baum & Bolles	$4,226,276
23	Alfa Tech Consulting Engineers	$4,000,000
24	NV5 Global	$3,800,000
25	Osborn Engineering	$3,500,000
26	EXP	$3,440,016
27	Martin/Martin Consulting Engineers	$2,507,231
28	TLC Engineering Solutions	$2,500,000
29	Arup	$2,398,907
30	Schaefer	$2,326,142
31	Halff Associates	$2,305,000
32	Henderson Engineers	$2,006,561
33	Galloway & Company	$2,006,357
34	GRAEF	$1,652,835
35	EAPC Architects Engineers	$1,648,832
36	New York Engineers	$1,548,655
37	I.C. Thomasson Associates	$1,481,817
38	Smith Seckman Reid	$1,397,845
39	Spectrum Engineers	$1,338,457
40	Cushing Terrell	$1,286,077
41	STV	$1,259,319
42	Walter P Moore	$1,227,504
43	French & Parrello Associates	$1,225,399
44	M/E Engineering	$1,138,600
45	JALRW Engineering Group	$1,102,000
46	LBYD	$1,077,504
47	KCI Technologies	$1,018,700
48	Allen + Shariff	$1,009,942
49	raSmith	$999,979
50	Kohrs Lonnemann Heil Engineers	$864,777
51	MHP Structural Engineers	$848,560
52	Wallace Design Collective	$800,000
53	Kohler Ronan	$594,702
54	Newcomb & Boyd	$502,916
55	Vanderweil Engineers	$500,300
56	KCL Engineering	$402,038
57	G2 Consulting Group	$400,000
58	Primera Engineers	$357,002
59	P2S	$343,772
60	Farnsworth Group	$323,229
61	JQ Engineering	$321,505
62	HEAPY	$255,050
63	PBS Engineers	$250,000
64	SSC Engineering	$211,256
65	Karpinski Engineering	$200,000
66	CMTA	$108,072
67	ESD	$107,347
68	Peter Basso Associates	$100,000
69	SSOE Group	$56,000
70	Marque Engineering	$36,325
71	Affiliated Engineers Inc.	$35,097
72	Architectural Engineers	$17,850
73	Paradigm Structural Engineers	$17,695

SOURCE: 2021 Giants 400 Report

Top 90 Multifamily Sector Contractors and CM Firms — Apartments, Condominiums Work
	FIRM	2020 REVENUE
1	Clark Group	$1,569,619,126
2	Suffolk Construction	$1,381,296,077
3	AECOM	$1,180,400,000
4	Lendlease	$1,124,301,895
5	Swinerton	$690,183,198
6	Whiting-Turner Contracting Co., The	$621,875,305
7	Summit Contracting Group	$617,665,281
8	Webcor	$567,936,338
9	McShane Companies, The	$548,578,933
10	Walsh Group, The	$547,617,452
11	Gilbane Building Company	$490,354,000
12	Hunter Roberts Construction	$469,075,000
13	PCL Construction	$417,969,207
14	Balfour Beatty US	$408,524,496
15	Power Construction	$397,000,000
16	Turner Construction	$386,428,993
17	Bozzuto Construction	$360,882,010
18	Hoar Construction	$339,347,000
19	STO Building Group	$334,000,000
20	Weis Builders	$292,331,710
21	J.T. Magen	$278,241,326
22	James G. Davis Construction	$264,563,942
23	Andersen Construction	$263,000,000
24	Harkins Builders	$254,000,000
25	JE Dunn	$248,464,042
26	Kaufman Lynn Construction	$233,257,626
27	James McHugh Construction	$230,347,006
28	Clancy & Theys Construction	$202,134,180
29	ARCO Construction Companies	$198,104,922
30	Manhattan Construction Group	$194,421,500
31	Donohoe Construction	$188,891,118
32	Cortland Build	$180,760,383
33	Brasfield & Gorrie	$168,524,777
34	LeChase Construction Services	$160,752,260
35	Crossland Construction	$159,972,402
36	Arc Building Partners	$156,792,825
37	Yates Companies, The	$144,972,000
38	W.E. O'Neil Construction	$143,763,120
39	VCC	$133,799,481
40	Ryan Companies US / Ryan A+E	$122,644,105
41	BC Contracting Co.	$114,485,189
42	Weitz Company, The	$113,832,000
43	New South Construction	$107,295,000
44	Juneau Construction	$102,724,562
45	CSI Construction	$100,887,372
46	Doster Construction	$98,919,227
47	Batson-Cook	$97,275,324
48	DeAngelis Diamond	$96,828,000
49	BL Harbert International	$90,785,367
50	CORE Construction Group	$86,393,900
51	Sundt Construction	$75,175,881
52	Adolfson & Peterson Construction	$71,322,342
53	Bette Companies, The	$64,666,954
54	HITT Contracting	$63,116,345
55	Messer Construction	$57,755,150
56	Hoffman Construction	$51,003,108
57	HAP Construction	$50,328,547
58	Kraus-Anderson Construction	$43,000,000
59	Tester Construction Group	$41,545,398
60	Rogers-O'Brien Construction	$35,757,086
61	Skanska USA	$35,009,880
62	Hensel Phelps	$33,471,054
63	Paric Holdings	$32,131,948
64	Sachse Construction	$32,000,000
65	Skender	$30,823,671
66	KBE Building Corp.	$30,704,563
67	Wohlsen Construction Company	$28,658,000
68	Hagerman Group, The	$25,000,000
69	Austin Industries	$23,207,447
70	Pepper Construction	$21,422,816
71	Columbia	$20,200,000
72	Blach Construction	$19,000,000
73	Burns & McDonnell	$18,693,342
74	Saunders Construction	$18,488,645
75	STV	$17,636,928
76	W. M. Jordan Company	$16,795,300
77	McAlpine Contracting Co.	$15,604,500
78	JRM Construction Management	$15,000,000
79	Hill International	$10,666,730
80	Choate Construction	$10,175,794
81	Jacobs	$8,670,000
82	Landry/French Construction	$7,600,000
83	CBRE	$6,748,526
84	Haselden Construction	$3,690,165
85	Archstone Builders	$3,366,556
86	Mortenson	$2,394,000
87	BKV Group	$2,322,929
88	Morcon Construction	$2,000,000
89	DPR Construction	$1,121,000
90	Benchmark Construction	$1,096,743
91	Progressive AE	$398,891
92	Lease Crutcher Lewis	$347,100
93	Cotter Consulting	$346,479
94	McDonough Bolyard Peck	$294,926
95	JLG Architects	$83,676
96	Montroy DeMarco Architecture	$16,000
97	Henderson Engineers	$4,040

SOURCE: 2021 Giants 400 Report

Top 85 Multifamily Sector Architecture and AE Firms — Senior Living Facilities
	FIRM	2020 REVENUE
1	Perkins Eastman	$41,659,932
2	Hord Coplan Macht	$11,929,404
3	RDG Planning & Design	$10,113,503
4	Moseley Architects	$9,343,320
5	Ryan Companies US / Ryan A+E	$7,757,000
6	Gensler	$6,395,604
7	Humphreys and Partners	$6,000,000
8	KTGY	$4,603,873
9	HKS	$4,500,000
10	HED	$4,500,000
11	H2M Architects + Engineers	$4,189,934
12	Stantec	$4,088,072
13	Orcutt \| Winslow	$3,928,851
14	AG Architecture	$3,914,302
15	Plunkett Raysich Architects	$3,715,983
16	Cuningham	$2,983,905
17	Solomon Cordwell Buenz	$2,911,848
18	Rosemann & Associates	$2,220,000
19	REES	$2,150,052
20	Eppstein Uhen Architects	$2,049,000
21	Handel Architects	$2,014,618
22	FK Architecture	$2,000,000
23	Wold Architects and Engineers	$1,900,000
24	LS3P Associates	$1,728,874
25	McMillan Pazdan Smith	$1,684,519
26	Álvarez-Díaz & Villalón \| Architecture & Interior Design	$1,684,330
27	NORR	$1,661,131
28	CallisonRTKL	$1,559,273
29	Elkus Manfredi Architects	$1,493,000
30	SLCE Architects, LLP	$1,418,000
31	Kitchen & Associates	$1,357,228
32	HGA	$1,331,219
33	Progressive AE	$1,324,947
34	Spiezle Architectural Group	$1,301,000
35	AO	$1,300,000
36	LEO A DALY	$1,266,309
37	Steinberg Hart	$1,241,977
38	Clark Nexsen	$1,225,000
39	BKV Group	$1,218,760
40	Studio+	$1,144,646
41	Todd & Associates	$884,359
42	Lawrence Group	$840,611
43	NAC Architecture	$744,416
44	Architecture, Incorporated	$682,556
45	Dahlin Group Architecture Planning	$675,000
46	Grimm + Parker Architects	$643,327
47	Finegold Alexander Architects	$635,236
48	GMB Architecture + Engineering	$634,482
49	KCBA Architects	$633,100
50	Ware Malcomb	$617,148
51	Perkins and Will	$534,000
52	Curtis + Ginsberg Architects	$527,000
53	Taylor Design	$517,000
54	Niles Bolton Associates	$508,513
55	ATA Beilharz Architects	$495,000
56	Architectural Design Consultants	$443,100
57	RKTB Architects	$375,945
58	MBH Architects	$355,000
59	KGD Architecture	$345,843
60	Hill West Architects	$322,000
61	Kahler Slater	$300,000
62	MKM Architecture + Design	$290,725
63	CPL	$259,311
64	Hafer	$247,767
65	ZGF Architects	$234,821
66	Emersion Design	$233,570
67	Bermello Ajamil & Partners	$229,033
68	SGA \| NarmourWright Design	$222,781
69	Becker Morgan Group	$217,570
70	FitzGerald	$216,000
71	Guide Architecture	$208,305
72	Think Architecture	$190,000
73	Cromwell Architects Engineers	$174,383
74	RBB Architects	$172,000
75	Kirksey Architecture	$90,847
76	Moody Nolan	$77,328
77	Jackson \| Main Architecture	$60,895
78	GGLO	$52,000
79	AHL	$51,364
80	Quinn Evans	$46,093
81	DLZ Corp.	$45,418
82	Champlin Architecture	$44,252
83	Goodwyn Mills Cawood	$43,950
84	JLG Architects	$43,779
85	Weber Thompson	$43,025
86	TETER	$41,787
87	NSPJ Architects	$24,305
88	Clark & Enersen	$7,030

SOURCE: 2021 Giants 400 Report

Top 35 Multifamily Sector Engineering and EA Firms — Senior Living Facilities
	FIRM	2020 REVENUE
1	Kimley-Horn	$23,950,245
2	WSP USA	$17,773,338
3	KPFF Consulting Engineers	$5,848,000
4	Langan	$5,000,000
5	Wiss, Janney, Elstner Associates	$3,340,000
6	Bala Consulting Engineers	$2,996,000
7	IMEG Corp.	$1,644,320
8	AKF Group	$1,270,000
9	EXP	$1,208,253
10	Dewberry	$983,639
11	Affiliated Engineers Inc.	$898,844
12	Salas O'Brien	$804,399
13	NV5 Global	$560,000
14	TLC Engineering Solutions	$552,000
15	Farnsworth Group	$505,634
16	raSmith	$406,346
17	SSC Engineering	$298,554
18	MHP Structural Engineers	$287,972
19	M/E Engineering	$284,650
20	G2 Consulting Group	$250,000
21	Cushing Terrell	$226,317
22	HEAPY	$218,060
23	DeSimone Consulting Engineers	$181,542
24	Osborn Engineering	$175,000
25	Kohrs Lonnemann Heil Engineers	$150,323
26	French & Parrello Associates	$145,704
27	Martin/Martin Consulting Engineers	$112,104
28	PS&S	$100,326
29	Wallace Design Collective	$100,000
30	KCL Engineering	$97,545
31	GRAEF	$71,657
32	LBYD	$69,883
33	Newcomb & Boyd	$69,443
34	EAPC Architects Engineers	$63,058
35	Marque Engineering	$39,000
36	Architectural Engineers	$37,940
37	STV	$21,608
38	Schaefer	$5,020
39	Davis, Bowen & Friedel	$2,527

SOURCE: 2021 Giants 400 Report

Top 50 Multifamily Sector Contractors and CM Firms — Senior Living Facilities
	FIRM	2020 REVENUE
1	Whiting-Turner Contracting Co., The	$426,557,207
2	Ryan Companies US / Ryan A+E	$340,003,306
3	Wohlsen Construction Company	$208,129,000
4	W.E. O'Neil Construction	$181,393,307
5	Weis Builders	$152,893,782
6	KBE Building Corp.	$142,473,687
7	Suffolk Construction	$127,141,624
8	CORE Construction Group	$123,712,906
9	W. M. Jordan Company	$116,616,621
10	Kaufman Lynn Construction	$107,640,457
11	McShane Companies, The	$95,560,751
12	Rodgers Builders	$87,309,491
13	Sundt Construction	$85,653,256
14	Choate Construction	$81,869,433
15	Gilbane Building Company	$77,346,000
16	VJS Construction Services	$76,437,000
17	Walsh Group, The	$64,973,105
18	ARCO Construction Companies	$63,364,907
19	Paric Holdings	$61,874,417
20	Clancy & Theys Construction	$59,688,653
21	Harkins Builders	$57,200,000
22	Messer Construction	$56,244,746
23	Adolfson & Peterson Construction	$46,253,171
24	New South Construction	$43,929,000
25	Bozzuto Construction	$40,964,372
26	C.W. Driver Companies	$40,229,445
27	Russell Construction	$38,500,000
28	Benchmark Construction	$35,894,734
29	LeChase Construction Services	$28,379,901
30	Balfour Beatty US	$27,718,622
31	DeAngelis Diamond	$26,904,000
32	Summit Contracting Group	$24,667,768
33	Donohoe Construction	$23,754,058
34	CSI Construction	$23,291,277
35	Weitz Company, The	$21,765,900
36	Kraus-Anderson Construction	$20,000,000
37	Landry/French Construction	$18,800,000
38	Pepper Construction	$17,848,137
39	Batson-Cook	$14,889,396
40	Power Construction	$12,000,000
41	Skender	$9,484,206
42	S. M. Wilson & Co.	$6,039,494
43	Miron Construction	$5,924,167
44	McCownGordon Construction	$3,330,815
45	Lease Crutcher Lewis	$1,011,763
46	Nabholz	$951,274
47	Skanska USA	$184,882
48	BKV Group	$136,805
49	Cotter Consulting	$116,175
50	Progressive AE	$58,433
51	BlueScope Construction	$14,531
52	Jacobs	$13,000
53	Hill & Wilkinson General Contractors	$10,530
54	Hill International	$6,213

SOURCE: 2021 Giants 400 Report

Top 55 Multifamily Sector Architecture and AE Firms — Student Housing Facilities
	FIRM	2020 REVENUE
1	Humphreys and Partners	$20,000,000
2	Niles Bolton Associates	$12,887,257
3	Kirksey Architecture	$9,376,586
4	Perkins and Will	$9,100,000
5	Ayers Saint Gross	$8,623,409
6	Elkus Manfredi Architects	$8,034,000
7	Gensler	$6,118,351
8	Hanbury	$5,312,373
9	Stantec	$5,305,708
10	Solomon Cordwell Buenz	$4,742,496
11	Diamond Schmitt Architects	$4,638,034
12	BSB Design	$3,905,648
13	Clark Nexsen	$3,537,400
14	GGLO	$3,342,000
15	WDG Architecture	$3,100,000
16	Steinberg Hart	$2,437,951
17	HED	$2,300,000
18	LaBella Associates	$2,080,000
19	Page	$2,062,838
20	Perkins Eastman	$1,995,076
21	BKV Group	$1,809,754
22	DLA+ Architecture & Interior Design	$1,727,000
23	Moody Nolan	$1,667,119
24	KTGY	$1,449,418
25	Kitchen & Associates	$1,268,139
26	Sasaki	$1,166,430
27	H2M Architects + Engineers	$1,000,000
28	Progressive AE	$821,910
29	Shepley Bulfinch	$785,892
30	Eppstein Uhen Architects	$782,000
31	McMillan Pazdan Smith	$714,430
32	Álvarez-Díaz & Villalón \| Architecture & Interior Design	$566,210
33	NAC Architecture	$550,855
34	Ratio Design	$540,897
35	PGAL	$481,000
36	BHDP Architecture	$396,867
37	JLG Architects	$342,624
38	TreanorHL	$329,513
39	RDG Planning & Design	$314,894
40	Hollis + Miller Architects	$234,494
41	Handel Architects	$220,800
42	Cromwell Architects Engineers	$204,364
43	ZGF Architects	$196,364
44	MKM Architecture + Design	$195,236
45	Clark & Enersen	$192,687
46	Cooper Carry	$185,866
47	HGA	$174,501
48	SLAM	$157,544
49	SLCE Architects, LLP	$105,000
50	CPL	$101,947
51	JCJ Architecture	$81,573
52	Becker Morgan Group	$49,375
53	Curtis + Ginsberg Architects	$49,000
54	TETER	$27,458
55	CESO	$17,829
56	NSPJ Architects	$7,590
57	Cuningham	$7,188

SOURCE: 2021 Giants 400 Report

Top 30 Multifamily Sector Engineering and EA Firms — Student Housing Facilities
	FIRM	2020 REVENUE
1	Kimley-Horn	$7,983,415
2	Jacobs	$6,920,000
3	Wiss, Janney, Elstner Associates	$6,680,000
4	KPFF Consulting Engineers	$5,848,000
5	Langan	$5,000,000
6	IMEG Corp.	$1,450,000
7	Newcomb & Boyd	$1,149,854
8	CMTA	$1,133,067
9	Bala Consulting Engineers	$1,100,000
10	Walter P Moore	$1,063,931
11	Buro Happold	$1,055,000
12	Smith Seckman Reid	$909,361
13	Vanderweil Engineers	$799,600
14	STV	$787,839
15	AKF Group	$640,000
16	SSOE Group	$604,529
17	Alfa Tech Consulting Engineers	$500,000
18	Bridgers & Paxton Consulting Engineers	$445,858
19	TLC Engineering Solutions	$430,000
20	LBYD	$301,078
21	M/E Engineering	$284,650
22	Kohrs Lonnemann Heil Engineers	$266,446
23	ME Engineers	$255,000
24	JQ Engineering	$207,626
25	Peter Basso Associates	$200,000
26	MHP Structural Engineers	$199,310
27	TEECOM	$140,725
28	Osborn Engineering	$130,000
29	EXP	$127,687
30	DeSimone Consulting Engineers	$123,897
31	Salas O'Brien	$95,289
32	Martin/Martin Consulting Engineers	$32,675
33	Architectural Engineers	$17,500
34	Affiliated Engineers Inc.	$10,196

SOURCE: 2021 Giants 400 Report

Top 40 Multifamily Sector Contractors and CM Firms — Student Housing Facilities
	FIRM	2020 REVENUE
1	Clark Group	$187,280,067
2	Gilbane Building Company	$162,136,000
3	McCarthy Holdings	$151,234,934
4	Suffolk Construction	$141,688,641
5	Rogers-O'Brien Construction	$135,920,584
6	Sundt Construction	$99,023,724
7	Whiting-Turner Contracting Co., The	$91,485,132
8	Juneau Construction	$90,017,155
9	Shawmut Design and Construction	$87,029,684
10	W. M. Jordan Company	$85,025,311
11	Weitz Company, The	$83,042,500
12	Balfour Beatty US	$74,256,831
13	Holder Construction	$73,000,000
14	Hunter Roberts Construction	$66,303,000
15	Hensel Phelps	$60,318,495
16	ARCO Construction Companies	$49,897,351
17	JE Dunn	$49,155,748
18	Clancy & Theys Construction	$41,202,057
19	KBE Building Corp.	$36,457,096
20	Fortis Construction	$36,132,616
21	Hoar Construction	$34,510,000
22	Bozzuto Construction	$30,294,691
23	LeChase Construction Services	$23,551,036
24	BartonMalow	$19,795,982
25	Ryan Companies US / Ryan A+E	$19,308,546
26	Saunders Construction	$18,953,172
27	Power Construction	$11,000,000
28	Wohlsen Construction Company	$9,958,000
29	Choate Construction	$6,626,592
30	Batson-Cook	$3,393,584
31	Miron Construction	$2,486,518
32	Pepper Construction	$2,471,483
33	Donohoe Construction	$1,629,736
34	Sachse Construction	$1,500,000
35	Hill & Wilkinson General Contractors	$1,006,904
36	Jacobs	$501,000
37	Skanska USA	$303,083
38	BKV Group	$203,144
39	Manhattan Construction Group	$185,490
40	Benchmark Construction	$61,085
41	Hill International	$10,900
42	JLG Architects	$2,332