Jacobs, AECOM, Kimley-Horn, WSP, and Alfa Tech Consulting Engineers top Building Design+Construction's ranking of the nation's largest engineering architecture (AE) firms for nonresidential building and multifamily housing work, as reported in BD+C's 2024 Giants 400 Report.
| Top 40 Engineering Architecture Firms for 2024 | ||
| FIRM | 2023 REVENUE | |
| 1 | Jacobs | $4,080,115,000 |
| 2 | AECOM | $1,588,400,000 |
| 3 | Kimley-Horn | $1,078,318,636 |
| 4 | WSP | $960,993,892 |
| 5 | Alfa Tech Consulting Engineers | $802,699,200 |
| 6 | Burns & McDonnell | $639,540,000 |
| 7 | Tetra Tech High Performance Buildings Group | $586,000,000 |
| 8 | Ramboll | $556,912,311 |
| 9 | EXP | $450,281,000 |
| 10 | Thornton Tomasetti | $336,446,743 |
| 11 | Gresham Smith | $327,755,002 |
| 12 | IPS-Integrated Project Services | $282,218,682 |
| 13 | Arup | $251,008,157 |
| 14 | SSOE Group | $201,089,634 |
| 15 | Dewberry | $192,783,413 |
| 16 | Ghafari Associates | $181,445,000 |
| 17 | Wiss, Janney, Elstner Associates | $157,513,000 |
| 18 | STV | $141,799,383 |
| 19 | Introba Inc. | $101,181,840 |
| 20 | Gray | $93,316,954 |
| 21 | Morrison Hershfield | $84,128,660 |
| 22 | CDM Smith | $72,299,590 |
| 23 | Cushing Terrell | $63,778,577 |
| 24 | Mead & Hunt | $60,451,000 |
| 25 | BRPH Companies | $58,560,000 |
| 26 | ISG | $52,300,707 |
| 27 | Highland Associates | $44,200,000 |
| 28 | Whitman, Requardt & Associates | $43,699,739 |
| 29 | Stanley Consultants | $37,141,944 |
| 30 | Barge Design Solutions | $34,803,651 |
| 31 | Graef | $33,518,267 |
| 32 | Halff | $30,005,000 |
| 33 | Garver | $29,760,238 |
| 34 | Cromwell Architects Engineers | $28,683,707 |
| 35 | Hixson Architecture, Engineering, Interiors | $26,000,000 |
| 36 | Elevatus Architecture | $24,908,900 |
| 37 | EAPC Architects Engineers | $24,011,496 |
| 38 | CSArch | $21,282,640 |
| 39 | GBA | $20,391,000 |
| 40 | PS&S | $19,759,422 |
| 41 | R.E. Warner & Associates | $14,496,553 |
| 42 | Performance Services | $12,021,105 |
| 43 | Ramaker | $10,592,288 |
| 44 | LGE Design Build | $10,180,000 |
| 45 | Primera Engineers | $6,473,867 |
| 46 | Lancer Associates | $5,028,408 |
Source: Building Design+Construction's 2024 Giants 400 Report
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