AECOM, Hensel Phelps, PGAL, and Gensler top BD+C's rankings of the nation's largest airport sector architecture, engineering, and construction firms, as reported in the 2021 Giants 400 Report.
- Top 50 Airport Facility Architecture and AE Firms
- Top 70 Airport Facility Engineering and EA Firms
- Top 55 Airport Facility Contractors and CM Firms
| Top 50 Airport Facility Architecture and AE Firms | ||
| FIRM | 2020 REVENUE | |
| 1 | PGAL | $106,397,000 |
| 2 | Gensler | $79,420,491 |
| 3 | Corgan | $55,219,565 |
| 4 | HOK | $50,537,000 |
| 5 | ZGF Architects | $46,013,866 |
| 6 | HNTB | $44,255,419 |
| 7 | RS&H | $35,800,000 |
| 8 | Fentress Architects | $29,000,000 |
| 9 | Skidmore, Owings & Merrill | $28,089,294 |
| 10 | Bermello Ajamil & Partners | $21,069,104 |
| 11 | Kohn Pedersen Fox | $20,371,577 |
| 12 | Gresham Smith | $20,367,900 |
| 13 | Stantec | $18,488,869 |
| 14 | HDR | $8,000,000 |
| 15 | Perkins and Will | $7,500,000 |
| 16 | SmithGroup | $6,922,195 |
| 17 | SchenkelShultz Architecture | $6,599,539 |
| 18 | Miller Dunwiddie | $6,377,654 |
| 19 | LEO A DALY | $6,173,187 |
| 20 | Page | $5,156,075 |
| 21 | HKS | $4,875,000 |
| 22 | Populous | $4,354,523 |
| 23 | Clark Nexsen | $4,144,000 |
| 24 | CBRE | $4,114,518 |
| 25 | Solomon Cordwell Buenz | $3,116,637 |
| 26 | KZF Design | $2,400,483 |
| 27 | Huitt-Zollars | $2,373,790 |
| 28 | Moody Nolan | $2,012,146 |
| 29 | Zyscovich | $1,745,325 |
| 30 | LS3P Associates | $1,545,756 |
| 31 | Niles Bolton Associates | $1,493,840 |
| 32 | Larson Design Group | $1,417,310 |
| 33 | Barge Design Solutions | $1,406,137 |
| 34 | NORR | $1,084,997 |
| 35 | Lunz Group, The | $625,903 |
| 36 | Ware Malcomb | $528,707 |
| 37 | DLZ Corp. | $500,513 |
| 38 | CallisonRTKL | $425,176 |
| 39 | TreanorHL | $303,094 |
| 40 | NAC Architecture | $269,638 |
| 41 | Goodwyn Mills Cawood | $267,995 |
| 42 | Emersion Design | $223,388 |
| 43 | Woolpert | $203,124 |
| 44 | BCA Architects & Engineers | $200,000 |
| 45 | McMillan Pazdan Smith | $161,569 |
| 46 | Crawford Architects | $154,000 |
| 47 | JLG Architects | $61,320 |
| 48 | Hafer | $46,500 |
| 49 | CPL | $44,643 |
| 50 | AHL | $36,237 |
| 51 | GRW | $32,001 |
| 52 | Jackson | Main Architecture | $21,500 |
| 53 | SLAM | $10,129 |
| 54 | H2M Architects + Engineers | $9,500 |
| 55 | CESO | $4,720 |
| 56 | Method Architecture | $2,059 |
SOURCE: 2021 Giants 400 Report
| Top 70 Airport Facility Engineering and EA Firms | ||
| FIRM | 2020 REVENUE | |
| 1 | AECOM | $233,700,000 |
| 2 | Jacobs | $164,610,000 |
| 3 | Burns & McDonnell | $98,851,293 |
| 4 | Arup | $72,878,421 |
| 5 | Stanley Consultants | $34,367,173 |
| 6 | Arora Engineers | $33,755,719 |
| 7 | Walter P Moore | $22,374,257 |
| 8 | NV5 Global | $15,584,000 |
| 9 | Kimley-Horn | $15,029,772 |
| 10 | Syska Hennessy Group | $14,802,229 |
| 11 | Buro Happold | $13,525,000 |
| 12 | Ghafari Associates | $13,000,000 |
| 13 | STV | $12,912,034 |
| 14 | Thornton Tomasetti | $11,210,377 |
| 15 | M.C. Dean | $9,382,909 |
| 16 | EXP | $9,092,656 |
| 17 | CHA Consulting | $8,800,000 |
| 18 | Jensen Hughes | $8,530,012 |
| 19 | PBS Engineers | $7,000,000 |
| 20 | Swanson Rink | $6,775,400 |
| 21 | Langan | $6,000,000 |
| 22 | Magnusson Klemencic Associates | $5,146,686 |
| 23 | Ross & Baruzzini | $5,000,000 |
| 24 | Haskell | $4,005,744 |
| 25 | Wiss, Janney, Elstner Associates | $3,810,000 |
| 26 | Henderson Engineers | $3,512,580 |
| 27 | CMTA | $2,878,932 |
| 28 | Bala Consulting Engineers | $2,700,000 |
| 29 | I.C. Thomasson Associates | $2,634,969 |
| 30 | KPFF Consulting Engineers | $2,632,000 |
| 31 | CDM Smith | $2,621,270 |
| 32 | Martin/Martin Consulting Engineers | $2,305,376 |
| 33 | GRAEF | $1,916,374 |
| 34 | TLC Engineering Solutions | $1,900,000 |
| 35 | Morrison Hershfield | $1,597,629 |
| 36 | Vanderweil Engineers | $1,560,100 |
| 37 | IMEG Corp. | $1,535,785 |
| 38 | Salas O'Brien | $1,490,078 |
| 39 | WSP USA | $1,456,860 |
| 40 | Newcomb & Boyd | $1,139,568 |
| 41 | Cushing Terrell | $1,119,222 |
| 42 | AKF Group | $1,030,000 |
| 43 | Alfa Tech Consulting Engineers | $1,000,000 |
| 44 | Mazzetti | $859,613 |
| 45 | JQ Engineering | $806,586 |
| 46 | Epstein | $705,000 |
| 47 | Olsson | $649,316 |
| 48 | Osborn Engineering | $600,000 |
| 49 | Architectural Engineers | $509,782 |
| 50 | Kohrs Lonnemann Heil Engineers | $492,753 |
| 51 | ME Engineers | $430,000 |
| 52 | SSOE Group | $383,277 |
| 53 | Karpinski Engineering | $225,000 |
| 54 | JP Harvey Engineering Solutions | $213,868 |
| 55 | Farnsworth Group | $210,178 |
| 56 | Affiliated Engineers Inc. | $178,000 |
| 57 | PS&S | $162,485 |
| 58 | French & Parrello Associates | $162,249 |
| 59 | Halff Associates | $161,000 |
| 60 | TEECOM | $154,673 |
| 61 | Bridgers & Paxton Consulting Engineers | $113,087 |
| 62 | P2S | $110,425 |
| 63 | Wallace Design Collective | $100,000 |
| 64 | Highland Associates | $100,000 |
| 65 | Davis, Bowen & Friedel | $77,684 |
| 66 | VJS Construction Services | $76,000 |
| 67 | HEAPY | $60,282 |
| 68 | Allen + Shariff | $46,185 |
| 69 | Spectrum Engineers | $33,469 |
| 70 | LBYD | $33,046 |
| 71 | Schaefer | $15,098 |
| 72 | Smith Seckman Reid | $9,815 |
| 73 | MHP Structural Engineers | $8,475 |
| 74 | DeSimone Consulting Engineers | $5,413 |
| 75 | Paradigm Structural Engineers | $4,356 |
| 76 | ESD | $2,369 |
SOURCE: 2021 Giants 400 Report
| Top 55 Airport Facility Contractors and CM Firms | ||
| FIRM | 2020 REVENUE | |
| 1 | Hensel Phelps | $1,779,816,066 |
| 2 | Turner Construction | $1,128,919,730 |
| 3 | Walsh Group, The | $701,673,670 |
| 4 | Holder Construction | $624,000,000 |
| 5 | Clark Group | $594,699,239 |
| 6 | Austin Industries | $540,168,889 |
| 7 | Skanska USA | $461,910,863 |
| 8 | AECOM | $339,300,000 |
| 9 | Swinerton | $331,594,439 |
| 10 | PCL Construction | $310,047,738 |
| 11 | JE Dunn | $281,112,784 |
| 12 | Messer Construction | $220,529,230 |
| 13 | Weitz Company, The | $193,418,900 |
| 14 | Suffolk Construction | $185,561,781 |
| 15 | Whiting-Turner Contracting Co., The | $164,257,694 |
| 16 | Haskell | $148,053,366 |
| 17 | M.C. Dean | $118,759,777 |
| 18 | Power Construction | $114,000,000 |
| 19 | VRH Construction | $107,200,000 |
| 20 | McCarthy Holdings | $98,918,417 |
| 21 | Sundt Construction | $95,907,800 |
| 22 | Manhattan Construction Group | $88,497,090 |
| 23 | Morcon Construction | $87,000,000 |
| 24 | Webcor | $83,693,014 |
| 25 | DPR Construction | $68,099,000 |
| 26 | Hoffman Construction | $67,444,650 |
| 27 | New South Construction | $65,336,000 |
| 28 | Jacobs | $62,031,000 |
| 29 | Yates Companies, The | $51,876,000 |
| 30 | Hill International | $51,403,254 |
| 31 | Clune Construction | $46,344,330 |
| 32 | Burns & McDonnell | $34,071,229 |
| 33 | Balfour Beatty US | $32,993,218 |
| 34 | DeAngelis Diamond | $29,386,000 |
| 35 | STV | $25,782,079 |
| 36 | Walbridge | $24,983,735 |
| 37 | Rodgers Builders | $24,970,437 |
| 38 | Gilbane Building Company | $23,076,000 |
| 39 | Hill & Wilkinson General Contractors | $21,821,740 |
| 40 | VJS Construction Services | $20,375,000 |
| 41 | Miron Construction | $16,657,493 |
| 42 | Saunders Construction | $14,768,588 |
| 43 | CBRE | $9,429,773 |
| 44 | Haselden Construction | $8,255,216 |
| 45 | W.E. O'Neil Construction | $8,225,920 |
| 46 | Hoar Construction | $7,378,000 |
| 47 | Kraus-Anderson Construction | $5,000,000 |
| 48 | Bette Companies, The | $4,439,681 |
| 49 | Mortenson | $1,767,000 |
| 50 | Ghafari Associates | $1,700,000 |
| 51 | Nabholz | $1,140,605 |
| 52 | Fortis Construction | $1,020,034 |
| 53 | Cotter Consulting | $678,510 |
| 54 | BlueScope Construction | $666,946 |
| 55 | James McHugh Construction | $610,725 |
| 56 | Boldt Company, The | $435,000 |
| 57 | Joeris General Contractors | $151,923 |
| 58 | Crossland Construction | $57,543 |
| 59 | LeChase Construction Services | $52,472 |
| 60 | McDonough Bolyard Peck | $51,884 |
| 61 | JLG Architects | $4,872 |
SOURCE: 2021 Giants 400 Report
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