Gensler, Jacobs, and STO Building Group head BD+C's rankings of the nation's largest office building sector architecture, engineering, and construction firms, as reported in the 2020 Giants 400 Report.
Top 190 Office Sector Architecture and AE Firms for 2020 | ||
 | FIRM | 2019 REVENUE |
1 | Gensler | $868,807,631 |
2 | Perkins and Will | $172,726,630 |
3 | HOK | $165,571,000 |
4 | Stantec | $158,997,330 |
5 | Interior Architects | $145,320,509 |
6 | Nelson Worldwide | $109,122,000 |
7 | Skidmore, Owings & Merrill | $94,244,051 |
8 | SmithGroup | $80,060,328 |
9 | ZGF Architects | $64,087,622 |
10 | NBBJ | $60,500,000 |
11 | CallisonRTKL | $53,130,028 |
12 | HKS | $53,024,537 |
13 | TPG Architecture | $47,710,000 |
14 | Ware Malcomb | $41,292,378 |
15 | HGA | $41,047,749 |
16 | DLR Group | $40,938,000 |
17 | Corgan | $38,302,926 |
18 | HLW | $37,400,000 |
19 | Ted Moudis Associates | $36,000,000 |
20 | LPA | $35,465,043 |
21 | Page | $35,250,000 |
22 | HDR | $32,881,189 |
23 | RSP Architects | $32,701,000 |
24 | Perkins Eastman | $32,320,000 |
25 | Elkus Manfredi Architects | $30,586,000 |
26 | Kirksey Architecture | $27,587,660 |
27 | BHDP Architecture | $25,053,843 |
28 | Goettsch Partners | $24,500,000 |
29 | CannonDesign | $24,000,000 |
30 | Whitman Requardt and Associates | $23,881,726 |
31 | CBT | $23,257,492 |
32 | EYP Architecture & Engineering | $21,204,244 |
33 | Vocon | $19,600,000 |
34 | Little Diversified Architectural Consulting | $19,131,589 |
35 | LMN Architects | $17,970,000 |
36 | Quinn Evans | $15,911,436 |
37 | EXP | $15,304,234 |
38 | Clark Nexsen | $15,094,000 |
39 | Leo A Daly | $14,636,761 |
40 | Partners by Design | $14,250,000 |
41 | Huntsman Architectural Group | $13,901,623 |
42 | Solomon Cordwell Buenz (SCB) | $12,649,638 |
43 | LS3P | $12,637,725 |
44 | Cooper Carry | $12,059,200 |
45 | Sasaki | $11,971,104 |
46 | Fogarty Finger Architecture | $10,903,750 |
47 | RS&H | $10,400,000 |
48 | Flad Architects | $10,240,000 |
49 | Marmon Mok Architecture | $10,234,572 |
50 | Eppstein Uhen Architects (EUA) | $10,065,000 |
51 | PGAL | $9,895,000 |
52 | FXCollaborative | $9,684,285 |
53 | Cuningham Group Architecture | $9,240,014 |
54 | H. Hendy Associates | $9,187,183 |
55 | MBH Architects | $8,866,000 |
56 | Smallwood | $8,791,063 |
57 | Ennead Architects | $8,638,827 |
58 | Bergmann | $8,530,000 |
59 | Wright Heerema Architects | $8,514,977 |
60 | Adrian Smith + Gordon Gill Architecture | $8,398,778 |
61 | HED | $8,000,000 |
62 | Ratio Architects | $7,861,870 |
63 | FCA | $7,321,311 |
64 | REES | $7,316,178 |
65 | Dyer Brown Architects | $7,259,472 |
66 | AHL | $6,895,871 |
67 | Margulies Perruzzi | $6,461,535 |
68 | Handel Architects | $6,112,668 |
69 | Mithun | $5,737,410 |
70 | Moody Nolan | $5,589,630 |
71 | Baskervill | $5,454,025 |
72 | GBBN | $5,453,000 |
73 | S/L/A/M Collaborative, The | $5,447,000 |
74 | GFF | $5,335,306 |
75 | Montroy DeMarco Architecture | $5,221,000 |
76 | Rule Joy Trammell + Rubio | $5,200,429 |
77 | Wendel | $5,030,994 |
78 | Taylor Design | $5,026,000 |
79 | BWBR | $4,994,000 |
80 | Ballinger | $4,918,570 |
81 | DGA | $4,880,870 |
82 | Davis Brody Bond | $4,729,651 |
83 | Hoefer Wysocki | $4,491,000 |
84 | Clark Enersen Partners, The | $4,326,738 |
85 | Goodwyn, Mills and Cawood | $4,300,687 |
86 | M+A Architects | $4,269,145 |
87 | Wold Architects and Engineers | $4,000,000 |
88 | Barge Design Solutions | $3,993,154 |
89 | CO Architects | $3,820,600 |
90 | Carrier Johnson + Culture | $3,544,275 |
91 | RDG Planning & Design | $3,405,144 |
92 | WDG Architecture | $3,400,000 |
93 | G70 | $3,378,000 |
94 | HuntonBrady Architects | $3,304,349 |
95 | Progressive AE | $3,294,454 |
96 | YGH Architecture | $3,236,980 |
97 | Stevens & Wilkinson | $3,100,000 |
98 | Fentress Architects | $3,000,000 |
99 | EwingCole | $3,000,000 |
100 | Champlin Architecture | $2,950,597 |
101 | KGD Architecture | $2,937,873 |
102 | Kahler Slater | $2,905,759 |
103 | JRS Architect | $2,625,000 |
104 | Architecture, Incorporated | $2,614,500 |
105 | CPL | $2,487,186 |
106 | Alliiance | $2,472,244 |
107 | HNTB Corporation | $2,417,321 |
108 | Diamond Schmitt Architects | $2,313,619 |
109 | RDC / Studio One Eleven | $2,178,294 |
110 | Lawrence Group | $2,136,800 |
111 | Emersion Design | $2,136,612 |
112 | Ayers Saint Gross | $1,969,302 |
113 | DLZ Corporation | $1,938,600 |
114 | AE7 | $1,643,800 |
115 | Eckenhoff Saunders Architects | $1,520,000 |
116 | Weber Thompson | $1,437,252 |
117 | TRIA | $1,407,750 |
118 | JLG Architects | $1,391,173 |
119 | HMC Architects | $1,311,205 |
120 | AE Works Ltd. | $1,185,000 |
121 | FitzGerald | $1,145,000 |
122 | Populous | $1,127,938 |
123 | Randall-Paulson Architects | $1,049,642 |
124 | H2M Architects + Engineers | $1,035,437 |
125 | BSA LifeStructures | $1,007,212 |
126 | Dattner Architects | $995,686 |
127 | Larson Design Group | $987,285 |
128 | TETER | $973,396 |
129 | Crawford Architects | $964,100 |
130 | Method Architecture | $956,797 |
131 | Spiezle Group | $916,000 |
132 | WATG | $866,365 |
133 | Kitchen & Associates | $840,000 |
134 | Garmann/Miller Architects-Engineers | $835,759 |
135 | Hussey Gay Bell | $817,879 |
136 | DLA+ Architecture & Interior Design | $815,053 |
137 | Urbahn Architects | $752,958 |
138 | SWBR Architecture, Engineering & Landscape Architecture | $712,102 |
139 | Design 3 International (D3i) | $700,000 |
140 | TreanorHL | $650,000 |
141 | BLDD Architects | $630,000 |
142 | WD Partners | $600,000 |
143 | SHP | $600,000 |
144 | VLK Architects | $595,980 |
145 | SchenkelShultz Architecture | $568,322 |
146 | Shepley Bulfinch | $552,472 |
147 | Fugleberg Koch | $550,000 |
148 | Niles Bolton Associates | $506,136 |
149 | Fennick McCredie Architecture | $470,340 |
150 | Legat Architects | $463,000 |
151 | FGM Architects | $449,558 |
152 | HBG Design | $426,000 |
153 | Prellwitz Chilinski Associates (PCA) | $422,769 |
154 | BBGM | $420,000 |
155 | Caldwell Associates Architects | $407,554 |
156 | Harvard Jolly Architecture | $394,173 |
157 | KCCT | $354,695 |
158 | Architectural Design Consultants | $330,000 |
159 | Architecture Design Collaborative | $325,000 |
160 | TEG Architects | $305,835 |
161 | GSB | $302,750 |
162 | Huitt-Zollars, Inc. | $287,000 |
163 | NAC Architecture | $273,416 |
164 | GreenbergFarrow | $268,611 |
165 | BLT Architects | $267,293 |
166 | Premier Project Management | $250,000 |
167 | BKV Group | $243,563 |
168 | NSPJ Architects | $238,656 |
169 | Architectural Resources Cambridge (ARC) | $224,460 |
170 | CESO | $219,879 |
171 | WLC Architects | $213,373 |
172 | JN+A | $200,000 |
173 | Cuhaci & Peterson | $156,558 |
174 | 3877 Design | $150,731 |
175 | ATA Beilharz Architects | $150,000 |
176 | Bostwick Design Partnership | $145,000 |
177 | Humphreys & Partners Architects | $130,455 |
178 | Miller Dunwiddie | $121,591 |
179 | Ayres | $111,000 |
180 | 4240 Architecture | $110,000 |
181 | GRW | $109,361 |
182 | Holst Architecture | $103,065 |
183 | Sheehan Nagle Hartray Architects (SNHA) | $100,000 |
184 | RGA Architects | $89,482 |
185 | Core States Group | $87,910 |
186 | Onyx Creative | $75,000 |
187 | Finegold Alexander Architects | $69,383 |
188 | Sebree Architects | $50,000 |
189 | DLA Architects | $47,100 |
190 | Line Scale Form Architects | $45,490 |
191 | KTGY Architecture + Planning | $45,001 |
192 | 45 Architecture | $32,236 |
193 | Ashley McGraw Architects | $25,592 |
194 | Payette | $23,161 |
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Top 85 Office Sector Engineering and EA Firms for 2020 | ||
 | FIRM | 2019 REVENUE |
1 | Jacobs | $678,000,000 |
2 | AECOM | $143,500,000 |
3 | Burns & McDonnell | $130,906,515 |
4 | Thornton Tomasetti | $95,406,501 |
5 | WSP | $87,097,217 |
6 | NV5 Global | $47,429,000 |
7 | Dewberry | $45,519,892 |
8 | Syska Hennessy Group | $39,125,876 |
9 | Arup | $35,698,993 |
10 | Jaros, Baum & Bolles | $32,999,161 |
11 | AKF Group | $27,420,000 |
12 | Kimley-Horn | $24,082,352 |
13 | ESD | $22,807,806 |
14 | Bala Consulting Engineers | $21,152,000 |
15 | Wiley|Wilson | $19,605,200 |
16 | Ghafari Associates | $18,000,000 |
17 | BRPH Architects Engineers | $17,153,065 |
18 | Cushing Terrell (formerly CTA Architects Engineers) | $15,926,808 |
19 | IMEG Corp. | $15,297,186 |
20 | Salas O'Brien | $13,600,852 |
21 | French & Parrello Associates | $13,282,009 |
22 | Vanderweil Engineers | $12,943,700 |
23 | ME Engineers | $12,630,000 |
24 | KPFF Consulting Engineers | $11,800,000 |
25 | Shive-Hattery | $10,966,706 |
26 | Morrison Hershfield | $9,781,569 |
27 | Henderson Engineers | $8,876,124 |
28 | Jensen Hughes | $8,651,245 |
29 | Walter P Moore | $7,569,073 |
30 | Martin/Martin | $7,507,240 |
31 | Highland Associates | $7,500,000 |
32 | Newcomb & Boyd | $7,124,854 |
33 | Halff Associates | $6,722,000 |
34 | Affiliated Engineers | $6,205,261 |
35 | RTM Engineering Consultants | $5,372,148 |
36 | KZF Design | $5,259,585 |
37 | PS&S | $5,206,000 |
38 | TLC Engineering Solutions | $5,015,186 |
39 | CDM Smith | $4,949,164 |
40 | Bridgers & Paxton Consulting Engineers | $4,457,791 |
41 | RMF Engineering | $4,380,000 |
42 | Epstein | $3,926,000 |
43 | Stanley Consultants | $3,652,946 |
44 | H.F. Lenz | $3,525,000 |
45 | Dunham Associates | $3,500,000 |
46 | KCI Technologies | $3,500,000 |
47 | Pedco E & A Services | $3,315,000 |
48 | HEAPY | $2,765,137 |
49 | ThermalTech Engineering | $2,500,000 |
50 | Hixson Architecture, Engineering, Interiors | $2,500,000 |
51 | SSOE Group | $2,496,623 |
52 | Allen & Shariff | $2,435,230 |
53 | DeSimone Consulting Engineers | $2,423,123 |
54 | Osborn Engineering | $2,210,000 |
55 | Peter Basso Associates | $2,050,000 |
56 | Bernhard | $2,000,000 |
57 | OLA Consulting Engineers | $1,950,000 |
58 | GRAEF | $1,931,155 |
59 | EAPC Architects Engineers | $1,851,622 |
60 | Kohler Ronan | $1,828,055 |
61 | Sherlock, Smith & Adams | $1,700,000 |
62 | Paradigm Structural Engineers | $1,621,779 |
63 | Wick Fisher White | $1,620,000 |
64 | M/E Engineering | $1,436,365 |
65 | Wallace Engineering | $1,400,000 |
66 | JQ Engineering | $1,316,344 |
67 | LaBella Associates | $1,275,138 |
68 | Milhouse Engineering and Construction | $1,267,560 |
69 | Primera Engineers | $1,155,913 |
70 | KCL Engineering | $1,102,005 |
71 | Karpinski Engineering | $989,440 |
72 | KLH Engineers | $964,778 |
73 | Tec Inc. Engineering & Design | $796,653 |
74 | LBYD Engineers | $788,124 |
75 | Spectrum Engineers | $762,318 |
76 | Architectural Engineers Inc. | $746,656 |
77 | Schaefer | $703,733 |
78 | SSC Engineering | $626,375 |
79 | Smith Seckman Reid | $618,672 |
80 | Apogee Consulting Group | $600,000 |
81 | P2S | $546,621 |
82 | PBS Engineers | $464,000 |
83 | Woolpert | $433,822 |
84 | Arora Engineers | $416,266 |
85 | Davis, Bowen & Friedel | $392,998 |
86 | RMH Group, The | $298,303 |
87 | RWB Consulting Engineers | $135,000 |
88 | Marque Engineering | $108,975 |
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Top 105 Office Sector Contractors and CM Firms for 2020 | ||
 | FIRM | 2019 REVENUE |
1 | STO Building Group | $3,526,000,000 |
2 | Turner Construction Company | $3,513,982,346 |
3 | AECOM | $2,127,500,000 |
4 | DPR Construction | $1,550,217,000 |
5 | Hathaway Dinwiddie Construction | $1,465,823,000 |
6 | Gilbane Building Company | $1,453,351,000 |
7 | Clark Group | $1,320,248,708 |
8 | Clayco | $1,203,000,000 |
9 | Balfour Beatty US | $1,144,504,247 |
10 | Whiting-Turner Contracting Company, The | $1,059,214,111 |
11 | Clune Construction | $980,723,825 |
12 | Hensel Phelps | $900,226,210 |
13 | J.T. Magen and Company | $855,382,915 |
14 | James G. Davis Construction | $734,569,011 |
15 | Swinerton | $729,000,000 |
16 | Brasfield & Gorrie | $659,107,031 |
17 | Level 10 Construction | $644,598,587 |
18 | PCL Construction Enterprises | $625,234,697 |
19 | Webcor | $585,517,601 |
20 | JE Dunn Construction | $582,295,220 |
21 | Skanska USA | $562,573,964 |
22 | Holder Construction | $559,000,000 |
23 | Austin Industries | $467,099,463 |
24 | Mortenson | $430,361,000 |
25 | Jacobs | $352,023,000 |
26 | Choate Construction | $334,110,892 |
27 | Executive Construction | $324,000,000 |
28 | Ryan Companies US | $310,940,560 |
29 | Skender | $243,235,078 |
30 | Shawmut Design and Construction | $214,083,373 |
31 | McCarthy Holdings | $209,060,557 |
32 | Manhattan Construction Group | $192,238,409 |
33 | Columbia | $191,000,000 |
34 | Power Construction | $182,000,000 |
35 | Adolfson & Peterson Construction | $178,343,247 |
36 | Pepper Construction | $170,170,593 |
37 | Walbridge | $168,568,377 |
38 | Sundt Construction | $167,671,276 |
39 | Lendlease | $163,984,753 |
40 | Barton Malow | $146,500,000 |
41 | Suffolk Construction | $142,082,063 |
42 | Hunter Roberts Construction | $141,000,000 |
43 | Crossland Construction | $131,547,552 |
44 | JLL | $129,958,880 |
45 | Hoffman Construction | $129,735,048 |
46 | New South Construction | $128,741,000 |
47 | Walsh Group, The | $121,864,925 |
48 | Nabholz Corporation | $119,025,185 |
49 | Rogers-O'Brien Construction | $117,837,464 |
50 | Burns & McDonnell | $104,667,925 |
51 | Andersen Construction | $94,800,000 |
52 | C.W. Driver Companies | $89,884,883 |
53 | Haskell | $88,121,904 |
54 | Hill & Wilkinson General Contractors | $87,643,759 |
55 | Joeris General Contractors | $81,800,279 |
56 | DeAngelis Diamond | $81,289,136 |
57 | Messer Construction | $74,523,805 |
58 | Yates Companies, The | $74,452,000 |
59 | McCownGordon Construction, LLC | $72,655,071 |
60 | Paric Holdings | $67,000,000 |
61 | Clancy & Theys Construction | $63,872,523 |
62 | Batson-Cook Construction | $61,647,414 |
63 | CORE Construction Group | $56,093,504 |
64 | Hoar Construction | $55,071,000 |
65 | Millie and Severson General Contractors | $53,396,093 |
66 | Kaufman Lynn Construction | $52,829,079 |
67 | LeChase Construction Services | $50,339,400 |
68 | Russell Construction | $49,000,000 |
69 | Schimenti Construction Company | $49,000,000 |
70 | BL Harbert International | $48,205,756 |
71 | W. M. Jordan Company | $46,268,941 |
72 | McShane Companies, The | $46,159,719 |
73 | Wohlsen Construction | $36,786,000 |
74 | Haselden Construction | $36,560,175 |
75 | Fortis Construction | $34,409,154 |
76 | W.E. O'Neil Construction | $34,174,807 |
77 | Elford | $30,000,000 |
78 | CG Schmidt | $28,300,000 |
79 | Bette Companies, The | $26,775,310 |
80 | Robins & Morton | $20,989,859 |
81 | Cumming | $20,063,000 |
82 | Kraus-Anderson Construction | $19,000,000 |
83 | Donohoe Construction | $18,042,552 |
84 | Harkins Builders | $18,000,000 |
85 | Boldt Company, The | $16,558,000 |
86 | Sachse Construction | $15,000,000 |
87 | BlueScope Construction | $10,875,850 |
88 | KBE Building Corporation | $9,912,292 |
89 | S. M. Wilson | $8,122,762 |
90 | Hill International | $6,196,131 |
91 | UrbanBuilt | $5,836,965 |
92 | Hagerman Group, The | $5,000,000 |
93 | Weis Builders | $3,974,236 |
94 | Lawrence Group | $3,447,600 |
95 | Juneau Construction Company | $3,200,000 |
96 | VJS Construction Services | $2,531,856 |
97 | Benchmark Construction | $2,377,816 |
98 | CSI Construction | $2,000,000 |
99 | Progressive AE | $1,987,128 |
100 | JLG Architects | $1,695,382 |
101 | KCI Technologies | $1,500,000 |
102 | Graycor | $1,273,968 |
103 | STV | $1,192,172 |
104 | BRPH Architects Engineers | $906,483 |
105 | Montroy DeMarco Architecture | $875,000 |
106 | Henderson Engineers | $662,241 |
107 | S/L/A/M Collaborative, The | $595,000 |
108 | Cotter Consulting | $335,763 |
109 | Premier Project Management | $250,000 |
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