Top 95 Architecture/Engineering Firms for 2021

Stantec, HDR, HOK, and SOM top the rankings of the nation's largest architecture engineering (AE) firms for nonresidential and multifamily buildings work, as reported in Building Design+Construction's 2021 Giants 400 Report.

Top 95 Architecture/Engineering Firms for 2021
	FIRM	2020 REVENUE
1	Stantec	$688,974,028
2	HDR	$585,400,000
3	HOK	$447,000,000
4	Skidmore, Owings & Merrill	$340,869,307
5	DLR Group	$279,565,000
6	CallisonRTKL	$273,026,107
7	Smithgroup	$267,168,526
8	IBI Group*	$252,322,000
9	Page	$206,243,000
10	CannonDesign	$190,000,000
11	PGAL	$179,200,000
12	PBK	$174,800,000
13	Ware Malcomb	$160,272,290
14	HGA	$150,376,927
15	NORR	$128,839,831
16	Gresham Smith	$128,160,701
17	EYP	$124,775,275
18	EwingCole	$108,500,000
19	Flad Architects	$107,700,000
20	LPA	$103,230,795
21	Humphreys and Partners	$101,000,000
22	Leo A Daly	$93,870,859
23	HED	$90,910,000
24	Huckabee	$88,467,417
25	RS&H	$85,100,000
26	Clark Nexsen	$72,240,000
27	SLAM	$68,399,211
28	Wold Architects and Engineers	$66,050,000
29	Little Diversified Architectural Consulting	$63,369,659
30	Goodwyn Mills Cawood	$54,356,191
31	Core States Group	$48,423,057
32	E4H Environments for Health Architecture	$47,000,000
33	Progressive AE	$45,155,862
34	BSA LifeStructures	$43,144,365
35	RDG Planning & Design	$41,023,198
36	H2M Architects + Engineers	$39,479,220
37	CESO	$39,365,886
38	Bergmann	$39,180,000
39	LaBella Associates	$38,428,000
40	CPL	$35,548,808
41	Bermello Ajamil & Partners	$35,002,668
42	G70	$34,662,496
43	GreenbergFarrow	$33,715,000
44	WD Partners	$32,400,000
45	Kahler Slater	$30,770,000
46	Hoefer Welker	$29,403,000
47	Ryan Companies US / Ryan A+E	$29,011,000
48	AE7	$28,666,471
49	BSB Design	$28,271,751
50	KZF Design	$28,224,951
51	BKV Group	$26,925,531
52	Sheehan Nagle Hartray Architects	$26,184,756
53	Woolpert	$26,126,359
54	GMB Architecture + Engineering	$26,011,414
55	Hollis + Miller Architects	$25,711,480
56	Huitt-Zollars	$23,640,045
57	Clark & Enersen	$22,976,324
58	DLZ Corp.	$22,908,867
59	Barge Design Solutions	$22,268,972
60	Lawrence Group	$22,139,868
61	Fanning Howey Associates	$22,124,899
62	Wendel	$21,615,494
63	Becker Morgan Group	$20,842,926
64	Baskervill	$19,861,254
65	Cromwell Architects Engineers	$19,608,013
66	Larson Design Group	$19,155,356
67	TETER	$18,588,242
68	SHP	$18,000,000
69	Onyx Creative	$16,898,115
70	BCA Architects & Engineers	$14,895,000
71	BBS Architects	$12,681,939
72	CSArch	$12,280,207
73	KGD Architecture	$11,884,564
74	CBRE	$11,305,250
75	Hafer	$10,955,111
76	Garmann Miller & Associates	$10,632,800
77	DLA Architects	$10,159,751
78	Álvarez-Díaz & Villalón \| Architecture & Interior Design	$9,795,504
79	Rosemann & Associates	$9,620,000
80	Randall-Paulson Architects	$9,506,204
81	Emersion Design	$9,406,573
82	Eckenhoff Saunders Architects	$9,400,000
83	Design Collaborative	$9,131,330
84	Performa	$8,645,000
85	Nehmer	$8,450,000
86	Kitchen & Associates	$8,018,422
87	KG+D Architects	$7,799,008
88	Base4	$7,708,335
89	H. Hendy Associates	$7,422,652
90	AG Architecture	$6,709,646
91	PF&A Design	$6,373,157
92	FreemanWhite, a Haskell Company	$5,959,730
93	Architectural Design Consultants	$5,929,900
94	RQAW	$5,267,267
95	VEBH Architects	$4,587,555
96	//3877	$3,376,000
97	GRW	$3,200,135
98	Walbridge	$2,480,000
99	Osports	$2,391,906
100	Sebree Architects	$1,400,000

SOURCE: 2021 Giants 400 Report *Editors' estimate Note: GMB Architecture + Engineering was moved from Top 40 Engineering/Architecture Firms for 2021 on 10/27/21.

BACK TO THE 2021 GIANTS 400 LANDING PAGE

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