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Top 200 Office Building Architecture Firms for 2023

Giants 400

Top 200 Office Building Architecture Firms for 2023

Gensler, Stantec, HOK, and Interior Architects top BD+C's ranking of the nation's largest office building sector architecture and architecture/engineering (AE) firms for 2023, as reported in Building Design+Construction's 2023 Giants 400 Report.


By BD+C Staff | September 18, 2023
Top Office Building Architecture Firms for 2023 Pictured: 2100 L office building in Washington, D.C., designed by WDG
Pictured: 2100 L office building in Washington, D.C., designed by WDG, with TCE & Associates as structural engineer, GHT Ltd. as MEP engineer, and David Construction as GC. The owner/development team included Akridge, COPT, and Argos Group. Photo: Trent Bell, courtesy WDG

Gensler, Stantec, HOK, and Interior Architects top BD+C's ranking of the nation's largest office building sector architecture and architecture/engineering (AE) firms for 2023, as reported in Building Design+Construction's 2023 Giants 400 Report. Note: This ranking includes revenue for all office building work, including core and shell projects and workplace/interior fitouts. 

 

Top 200 Office Building Architecture Firms for 2023
 FIRM2022 REVENUE
1Gensler$844,324,156
2Stantec$162,348,416
3HOK$159,864,539
4Interior Architects$139,060,869
5Perkins&Will$124,884,730
6Page Southerland Page$123,151,860
7Skidmore, Owings & Merrill$105,771,000
8NBBJ$73,000,000
9HKS$64,000,000
10SmithGroup$55,162,040
11DLR Group$54,392,000
12NORR$49,008,190
13Corgan$48,885,633
14ZGF$48,456,412
15Arcadis North America$48,103,154
16SGA$44,633,683
17Michael Baker Intl.$44,304,956
18TPG Architecture$41,937,000
19Kohn Pedersen Fox$41,767,397
20Ware Malcomb$36,813,072
21HGA$34,486,519
22Ted Moudis Associates$34,000,000
23LEO A DALY$33,789,828
24Perkins Eastman$31,011,905
25LPA$28,833,429
26Nelson Worldwide$27,500,000
27Vocon$25,973,752
28LS3P Associates$22,210,707
29Little Diversified Architectural Consulting$20,452,400
30CannonDesign$20,000,000
31BHDP Architecture$19,905,464
32Cushing Terrell$19,433,809
33RSP Architects$19,060,000
34Goettsch Partners$18,850,000
35HDR$18,483,942
36Huntsman Architectural Group$16,821,986
37EUA$14,675,000
38Kirksey Architecture$14,462,480
39RS&H$14,100,000
40Gresham Smith$14,067,307
41Elkus Manfredi Architects$12,854,672
42Fogarty Finger$11,770,000
43LMN Architects$11,388,000
44RATIO Design$11,094,094
45Quinn Evans$10,517,076
46Goodwyn Mills Cawood$10,429,605
47Cuningham$9,775,780
48Cooper Carry$9,211,569
49Margulies Perruzzi$9,178,787
50KGD Architecture$9,026,848
51TSK Architects$8,486,200
52Moody Nolan$8,041,674
53FXCollaborative$7,909,110
54TreanorHL$7,659,216
55TVS$7,472,171
56Solomon Cordwell Buenz (SCB)$7,341,521
57Ballinger$7,128,792
58Sasaki$7,068,459
59Dyer Brown & Associates$6,961,772
60FSB Architects + Engineers$6,856,871
61Rule Joy Trammell Rubio$6,524,000
62HuntonBrady Architects$6,300,641
63Hendy$6,152,233
64Marmon Mok$6,108,631
65Flad Architects$5,980,000
66Baskervill$5,915,832
67Kahler Slater$5,900,000
68Smallwood$5,613,717
69McMillan Pazdan Smith$5,539,800
70HED$5,408,000
71H2M Architects + Engineers$4,962,206
72BWBR$4,580,513
73Ayers Saint Gross$4,361,916
74FCArchitects$4,301,795
75Montroy DeMarco Architecture$4,130,000
76RDG Planning & Design$4,014,844
77Cromwell Architects Engineers$3,896,465
78GFF$3,775,212
79FitzGerald$3,700,000
80REES$3,541,000
81Champlin Architecture$3,464,008
82Clark & Enersen$3,436,482
83AHL$3,432,312
84Handel Architects$3,294,708
85Barge Design Solutions$3,193,164
86Ryan Companies US$3,181,000
87Alliiance$3,161,401
88PGAL$3,102,000
89Design Collaborative$3,084,218
90JLL$2,987,988
91Mithun$2,982,780
92Diamond Schmitt Architects$2,915,897
93Weber Thompson$2,848,878
94NAC Architecture$2,830,441
95G70$2,825,627
96AE Works$2,825,000
97Hanbury$2,707,296
98SMMA$2,666,561
99Tighe & Bond$2,666,313
100Rossetti$2,574,341
101Bergmeyer$2,512,212
102Hafer$2,466,725
103GPD Group$2,300,000
104Schmidt Associates$2,228,000
105Core States Group$2,199,143
106Miller Dunwiddie$2,184,720
107Luminaut$2,182,000
108Architecture, Inc.$2,161,400
109Davis Brody Bond$2,121,630
110Hoefer Welker$2,000,000
111MA Design$1,943,429
112JRS Architect$1,900,000
113Spiezle Architectural Group$1,885,000
114CSO$1,856,796
115Carrier Johnson + Culture$1,808,085
116Garmann Miller$1,679,415
117LaBella Associates$1,600,000
118GBBN$1,480,000
119DGA$1,430,156
120Dattner Architects$1,405,546
121Onyx Creative$1,400,000
122Think Architecture$1,328,922
123DAG Architects$1,303,997
124Eckenhoff Saunders Architects$1,250,000
125FGM Architects$1,201,328
126AO$1,200,000
127BSB Design$1,191,237
128Randall-Paulson Architects$1,163,413
129Oculus$1,125,645
130WDG$1,109,000
131TETER$1,015,794
132Becker Morgan Group$1,015,420
133INVISION Architecture$1,010,215
134HMC Architects$975,041
135Urbahn Architects$950,000
136SHP$937,171
137Grimm + Parker Architects$926,554
138CPL Architecture, Engineering, Planning$879,405
139SWBR$864,936
140MBH Architects$854,000
141//3877$835,000
142HBG Design$809,000
143KSS Architects$808,580
144S/L/A/M Collaborative, The$803,115
145Elevatus Architecture$790,000
146Niles Bolton Associates$786,822
147Hill West Architects$785,000
148GGLO$741,530
149LRK$733,000
150BKV Group$702,100
151AE7$663,496
152GMB Architecture + Engineering$659,089
153MSA Design + MSA Sport$641,650
154bKL Architecture$640,000
155DLA+ Architecture & Interior Design$618,825
156Zimmerman Architectural Studios$601,781
157IKM Architecture$600,000
158GRW$584,965
159Method Architecture$575,910
160Dahlin Architecture | Planning | Interiors$565,000
161LHB$564,036
162HNTB$525,662
163GSB$517,000
164SAS Architects & Planners$505,554
165Robert Siegel Architects$497,837
166Legat Architects$484,000
167McKinley Architecture and Engineering$478,513
168Studio+$391,119
169VLK Architects$380,250
170Crawford Architects$356,000
171Roth Sheppard Architects$344,969
172Finegold Alexander Architects$343,390
173MS Consultants$340,000
174ATA Beilharz Architects$302,223
175KTGY$267,576
176RRMM Architects$262,340
177CetraRuddy Architecture$253,274
178BLDD Architects$253,000
179Bray Architects$245,569
180Greenberg Farrow$245,000
181TowerPinkster$231,317
182MKM Architecture + Design$211,513
183Tricarico Architecture and Design$201,000
184DLA Architects$186,421
185Nadel Architecture + Planning$172,295
186Fennick McCredie Architecture$170,551
187Populous$165,607
188RDC-S111, Inc.$152,366
189Bailey Edward Design$149,800
190Creative Design Solutions$146,193
191Álvarez-Díaz & Villalón$145,000
192ARC / Architectural Resources Cambridge$143,954
193DesignGroup$140,000
194Manning$127,050
195Shepley Bulfinch$117,284
19645 Architecture$114,700
197Larson Design Group$114,563
198BBS Architects, Landscape Architects & Engineers$103,461
199Lord Aeck Sargent Planning & Design$99,483
200Thriven Design$96,690
201Diekema Hamann Architecture$90,794
202Aria Group Architects$80,282
203BSA LifeStructures$61,561
204WATG$56,877
205CosciaMoos Architecture$51,843
206Vessel Architecture & Design$38,565
207CESO$27,000
208HMFH Architects$23,143
209BAR Architects & Interiors$22,058
210CSArch$12,305
211V Squared Workshop$9,350
212RKTB Architects$7,716
213Reztark Design Studio$6,632
214NSPJ Architects$6,483
 

 Source: 2023 Giants 400 Report

 

2023 GIANTS 400 REPORT - TOP ARCHITECTURE FIRMS, ENGINEERING FIRMS, AND CONSTRUCTION COMPANIES

A. Top 175 Architecture Firms 
B. Top 115 Architecture/Engineering (AE) Firms 
C. Top 75 Engineering Firms 
D. Top 35 Engineering/Architecture (EA) Firms 
E. Top 150 Contractors                 
F. Top 80 Construction Management Firms                

 

2023 GIANTS 400 REPORT - TOP AEC FIRMS BY BUILDING SECTOR AND SPECIALTY RANKINGS                 

Note: All categories below except for 08 and 23 include multiple rankings for the sector: Top Architecture+AE Firms; Top Engineering+EA Firms; and Top Contractors+CM Firms.

01. Airport Terminals 
• Top 65 Airport Terminal Architecture and AE Firms 
• Top 65 Airport Terminal Engineering and EA Firms 
• Top 60 Airport Terminal Contractors and CM Firms 

02. Convention Centers/Conference Centers 
• Top 40 Convention Center Architecture + AE Firms
• Top 30 Convention Center Engineering + EA Firms 
• Top 20 Convention Center Contractors + CM Firms

03. Cultural Facilities – All Cultural Facilities Work    
• Top 110 Cultural Facilities Architecture and AE Firms – All Cultural Facilities Work 
• Top 60 Cultural Facilities Engineering and EA Firms – All Cultural Facilities Work 
• Top 65 Cultural Facilities Contractors and CM Firms – All Cultural Facilities Work 

04. Cultural Facilities – Museums and Galleries 
• Top 70 Cultural Facilities Architecture and AE Firms – Museums and Galleries 
• Top 40 Cultural Facilities Engineering and EA Firms – Museums and Galleries 
• Top 40 Cultural Facilities Contractors and CM Firms – Museums and Galleries

05. Cultural Facilities – Performing Arts and Concert Venues 
• Top 60 Cultural Facilities Architecture and AE Firms – Performing Arts and Concert Venues 
• Top 40 Cultural Facilities Engineering and EA Firms – Performing Arts and Concert Venues 
• Top 35 Cultural Facilities Contractors and CM Firms – Performing Arts and Concert Venues

06. Cultural Facilities – Public Libraries 
• Top 50 Cultural Facilities Architecture and AE Firms – Public Libraries 
• Top 30 Cultural Facilities Engineering and EA Firms – Public Libraries 
• Top 20 Cultural Facilities Contractors and CM Firms – Public Libraries

07. Data Centers         
• Top 30 Data Center Sector Architecture and AE Firms 
• Top 60 Data Center Sector Engineering and EA Firms 
• Top 50 Data Center Sector Contractors and CM Firms

08. Design-Build Work 
• Top 90 Design-Build Construction Firms

09. Government - All Government Buildings Work 
• Top 170 Government Sector Architecture + AE Firms - All Government Work 
• Top 90 Government Sector Engineering + EA Firms - All Government Work 
• Top 100 Government Sector Contractors + CM Firms - All Government Work

10. Government - Federal Civilian Government 
• Top 70 Federal Government Architecture + AE Firms  
• Top 60 Federal Government Engineering + EA Firms  
• Top 50 Federal Government Contractors + CM Firms 

11. Government - Local Government Buildings 
• Top 150 Local Government Architecture + AE Firms  
• Top 80 Local Government Engineering + EA Firms  
• Top 80 Local Government Contractors + CM Firms 

12. Government - State Government Buildings 
• Top 90 State Government Architecture + AE Firms  
• Top 50 State Government Engineering + EA Firms  
• Top 50 State Government Contractors + CM Firms

13. Government - Military 
• Top 40 Military Facility Architecture + AE Firms  
• Top 50 Military Facility Engineering + EA Firms  
• Top 35 Military Facility Contractors + CM Firms 

14. Government - Veterans Administration Facilities 
• Top 35 Veterans Affairs (VA) Facility Architecture + AE Firms  
• Top 20 Veterans Affairs (VA) Facility Engineering + EA Firms  
• Top 15 Veterans Affairs (VA) Facility Contractors + CM Firms

15. Healthcare – All Healthcare Facilities Work 
Top 175 Healthcare Sector Architecture and AE Firms 
Top 90 Healthcare Sector Engineering and EA Firms 
Top 115 Healthcare Sector Contractors and CM Firms       

16. Healthcare – Hospitals 
Top 130 Hospital Facility Architecture and AE Firms 
Top 80 Hospital Facility Engineering and EA Firms 
Top 90 Hospital Facility Contractors and CM Firms 

17. Healthcare – Medical Office Buildings, Dental Offices 
Top 110 Medical Office Building Architecture and AE Firms 
Top 50 Medical Office Building Engineering and EA Firms 
Top 70 Medical Office Building Contractors and CM Firms

18. Healthcare – Outpatient Facilities  
Top 100 Outpatient Facility Architecture and AE Firms 
Top 40 Outpatient Facility Engineering and EA Firms 
Top 60 Outpatient Facility Contractors and CM Firms

19. Hospitality – All Hospitality Facilities Work (Hotels, Resorts, Casinos) 
Top 130 Hospitality Facility Sector Architecture and AE Firms 
Top 75 Hospitality Facility Engineering and EA Firms 
Top 80 Hospitality Facility Contractors and CM Firms

20. Hospitality — Hotel, Resorts 
Top 120 Hotel Sector Architecture and AE Firms
Top 70 Hotel and Resort Engineering and EA Firms 
Top 80 Hotel and Resort Contractors and CM Firms

21. Hospitality — Casinos 
Top 10 Casino Architecture and AE Firms 
Top 25 Casino Engineering and EA Firms 
Top 25 Casino Contractors and CM Firms 

22. Industrial Buildings — Manufacturing Plants, Warehouses 
Top 100 Industrial Facility Architecture and AE Firms 
Top 90 Industrial Facility Engineering and EA Firms 
Top 100 Industrial Facility Contractors and CM Firms 
        
23. Integrated Project Delivery (IPD) 
Top 20 Integrated Project Delivery (IPD) Construction Firms

24. Multifamily — All Multifamily Facilities Work 
Top 190 Multifamily Sector Architecture and AE Firms — All Multifamily Facilities Work 
Top 75 Multifamily Sector Engineering and EA Firms — All Multifamily Facilities Work 
Top 115 Multifamily Sector Contractors and CM Firms — All Multifamily Facilities Work

25. Multifamily — Apartments, Condominiums 
Top 160 Multifamily Sector Architecture and AE Firms — Apartments, Condominiums Work 
Top 70 Multifamily Sector Engineering and EA Firms — Apartments, Condominiums Work 
Top 100 Multifamily Sector Contractors and CM Firms — Apartments, Condominiums Work

26. Multifamily — Senior Living Facilities 
Top 80 Multifamily Sector Architecture and AE Firms — Senior Living Facilities 
Top 40 Multifamily Sector Engineering and EA Firms — Senior Living Facilities 
Top 60 Multifamily Sector Contractors and CM Firms — Senior Living Facilities

27. Multifamily — Student Housing Facilities 
Top 90 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

28. Office — All Office Building Work                 
Top 200 Office Sector Architecture and AE Firms 
Top 90 Office Sector Engineering and EA Firms 
Top 120 Office Sector Contractors and CM Firms

29. Office — Buildings/Core+Shell  
Top 140 Office Building Core+Shell Architecture + AE Firms  
Top 80 Office Building Core+Shell Engineering + EA Firms 
Top 100 Office Building Core+Shell Contractors and CM Firms

30. Office — Workplace/Interior Fitouts  
Top 160 Workplace/Interior Fitout Architecture and AE Firms 
Top 50 Workplace/Interior Fitout Engineering and EA Firms 
Top 80 Workplace/Interior Fitout Contractors and CM Firms

31. Parking Structures 
Top 60 Parking Structure Architecture and AE Firms  
Top 45 Parking Structure Engineering and EA Firms 
Top 55 Parking Structure Contractors + CM Firms 

32. Public Safety/Justice Facilities 
Top 90 Justice Facility/Public Safety Sector Architecture and AE Firms 
Top 60 Justice Facility/Public Safety Sector Engineering and EA Firms 
Top 50 Justice Facility/Public Safety Contractors + CM Firms

33. Reconstruction Work 
Top 200 Reconstruction Sector Architecture and AE Firms 
Top 70 Reconstruction Sector Engineering and EA Firms 
Top 140 Reconstruction Sector Contractors + CM Firms

34. Religious Structures/Places of Worship 
Top 80 Religious Facility Architecture and AE Firms 
Top 50 Religious Facility Engineering and EA Firms 
Top 40 Religious Facility Contractors + CM Firms 

35. Retail — All Retail Buildings Work                
Top 140 Retail Sector Architecture and AE Firms — All Retail Buildings Work 
Top 75 Retail Sector Engineering and EA Firms — All Retail Buildings Work 
Top 80 Retail Sector Contractors and CM Firms — All Retail Buildings Work

36. Retail — Entertainment Centers, Cineplexes, Theme Parks 
Top 30 Retail Architecture and AE Firms — Entertainment Centers, Cineplexes, Theme Parks 
Top 40 Retail Engineering and EA Firms — Entertainment Centers, Cineplexes, Theme Parks 
Top 40 Retail Contractors and CM Firms — Entertainment Centers, Cineplexes, Theme Parks

37. Retail — Malls, Big Box Stores, Strip Centers 
Top 90 Retail Architecture and AE Firms - Malls, Big Box Stores, Strip Centers 
Top 60 Retail Engineering and EA Firms — Malls, Big Box Stores, Strip Centers 
Top 60 Retail Contractors and CM Firms — Malls, Big Box Stores, Strip Centers

38. Retail — Restaurants 
Top 90 Retail Architecture and AE Firms — Restaurants 
Top 40 Retail Engineering and EA Firms — Restaurants 
Top 40 Retail Contractors and CM Firms — Restaurants

39. Science & Technology (S+T) Facilities - All S+T Buildings Work 
Top 100 Science + Technology Facility Architecture and AE Firms 
Top 70 Science + Technology Facility Engineering and EA Firms 
Top of 80 Science + Technology Facility Contractors and CM Firms 
           
40. Science & Technology — Laboratories 
Top 100 Laboratory Facility Architecture and AE Firms 
Top 60 Laboratory Facility Engineering and EA Firms 
Top 55 Laboratory Facility Contractors and CM Firms              

41. Schools — PK-12, Public, Private, Charter, Military 
Top 170 K-12 School Sector Architecture and AE Firms 
Top 80 K-12 School Sector Engineering and EA Firms 
Top 100 K-12 School Sector Contractors and CM Firms

42. Sports Facilities/Stadiums/Recreation Facilities  
Top 130 Sports Facility Architecture and AE Firms 
Top 70 Sports Facility Engineering and EA Firms 
Top 70 Sports Facility Contractors and CM Firms      

43. Telecommunications Buildings 
Top 10 Telecommunications Facility Sector Architecture and AE Firms 
Top 25 Telecommunications Facility Sector Engineering and EA Firms 
Top 10 Telecommunications Facilities Contractors + CM Firms

44. Transit Facilities — Bus/Rail Terminals and Stations 
Top 40 Transit Facility Architecture and AE Firms 
Top 40 Transit Facility Engineering and EA Firms 
Top 25 Transit Facilities Contractors + CM Firms

45. University / College Facilities  
• Top 170 University Sector Architecture and AE Firms 
• Top 80 University Sector Engineering and EA Firms 
• Top 100 University Sector Contractors and CM Firms

 

PAST GIANTS 400 REPORTS

2022 Giants 400 Report
2021 Giants 400 Report 
2020 Giants 400 Report 
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2018 Giants 300 Report 
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