Top 45 Airport Terminal Engineering and E/A Firms
| TOP AIRPORT TERMINAL ENGINEERING AND E/A FIRMS |
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| Rank | Firm | 2015 Revenue |
| 1 | Jacobs | $138,770,000 |
| 2 | Burns & McDonnell | $71,332,857 |
| 3 | WSP | Parsons Brinckerhoff | $61,418,000 |
| 4 | Arup | $38,079,330 |
| 5 | Ghafari Associates | $22,500,000 |
| 6 | Ross & Baruzzini | $11,121,605 |
| 7 | Walter P Moore | $7,476,835 |
| 8 | Woolpert | $6,272,452 |
| 9 | Jensen Hughes | $6,023,819 |
| 10 | Leidos | $5,707,000 |
| 11 | TLC Engineering for Architecture | $3,940,727 |
| 12 | Syska Hennessy Group | $2,657,398 |
| 13 | Thornton Tomasetti | $2,644,230 |
| 14 | Mazzetti | $2,116,804 |
| 15 | Magnusson Klemencic Associates | $1,983,956 |
| 16 | RMF Engineering | $1,885,500 |
| 17 | Affiliated Engineers | $1,730,000 |
| 18 | KJWW / TTG | $1,617,989 |
| 19 | Vanderweil Engineers | $1,418,400 |
| 20 | Newcomb & Boyd | $1,211,225 |
| 21 | Bala Consulting Engineers | $1,175,000 |
| 22 | Wiss, Janney, Elstner Associates | $1,140,000 |
| 23 | Graef | $1,111,034 |
| 24 | RDK Engineers | $1,053,093 |
| 25 | Stanley Consultants | $967,517 |
| 26 | Fishbeck, Thompson, Carr & Huber | $870,000 |
| 27 | Architectural Engineers | $756,610 |
| 28 | Environmental Systems Design | $523,951 |
| 29 | Dewberry | $426,387 |
| 30 | dbHMS | $384,000 |
| 31 | Spectrum Engineers | $351,472 |
| 32 | I. C. Thomasson Associates | $311,000 |
| 33 | Wallace Engineering | $300,000 |
| 34 | Highland Associates | $250,000 |
| 35 | KLH Engineers | $212,082 |
| 36 | Benham Design | $175,124 |
| 37 | Glumac | $167,921 |
| 38 | Smith Seckman Reid | $147,248 |
| 39 | P2S Engineering | $107,006 |
| 40 | CTLGroup | $100,000 |
| 41 | Bridgers & Paxton Consulting Engineers | $70,570 |
| 42 | Dunham Associates | $50,000 |
| 43 | JBA Consulting Engineers | $43,900 |
| 44 | Coffman Engineers | $34,137 |
| 45 | STV | $33,763 |
| 46 | Kamm Consulting | $32,952 |
| 47 | Loring Consulting Engineers | $14,000 |
| 48 | Davis, Bowen & Friedel | $2,949 |
| 49 | Cardno Haynes Whaley | $1,106 |