| TOP 60 K-12 SCHOOL ENGINEERING FIRMS | ||
| Rank | Firm | 2015 Revenue |
| 1 | AECOM | $50,000,000 |
| 2 | Jacobs | $47,790,000 |
| 3 | STV | $10,618,628 |
| 4 | KJWW / TTG | $9,576,078 |
| 5 | Wendel | $6,321,646 |
| 6 | Loring Consulting Engineers | $6,000,000 |
| 7 | SSOE Group | $5,830,000 |
| 8 | Dewberry | $5,245,499 |
| 9 | KCI Technologies | $5,000,000 |
| 10 | M/E Engineering | $4,688,355 |
| 11 | Interface Engineering | $4,648,596 |
| 12 | Shive-Hattery | $4,444,746 |
| 13 | Walter P Moore | $4,383,887 |
| 14 | Wiss, Janney, Elstner Associates | $3,820,000 |
| 15 | Coffman Engineers | $3,477,402 |
| 16 | Bridgers & Paxton Consulting Engineers | $3,463,318 |
| 17 | Global Engineering Solutions | $3,275,000 |
| 18 | Simpson Gumpertz & Heger | $2,655,000 |
| 19 | Henderson Engineers | $2,609,752 |
| 20 | Bala Consulting Engineers | $2,585,000 |
| 21 | H.F. Lenz Company | $1,939,675 |
| 22 | Glumac | $1,864,154 |
| 23 | KCL Engineering | $1,799,671 |
| 24 | Heapy Engineering | $1,625,957 |
| 25 | Peter Basso Associates | $1,584,834 |
| 26 | RMF Engineering | $1,466,500 |
| 27 | Thornton Tomasetti | $1,398,507 |
| 28 | Highland Associates | $1,300,000 |
| 29 | JQ Engineering | $1,251,500 |
| 30 | Fishbeck, Thompson, Carr & Huber | $1,200,000 |
| 31 | Vanderweil Engineers | $1,087,600 |
| 32 | CJL Engineering, Inc. | $1,080,744 |
| 33 | I. C. Thomasson Associates | $1,057,400 |
| 34 | RDK Engineers | $1,016,785 |
| 35 | Rist-Frost-Shumway Engineering | $1,000,000 |
| 36 | Karpinski Engineering | $1,000,000 |
| 37 | TLC Engineering for Architecture | $960,783 |
| 38 | P2S Engineering | $891,407 |
| 39 | Graef | $845,962 |
| 40 | Baird, Hampton & Brown | $824,059 |
| 41 | OLA Consulting Engineers | $800,034 |
| 42 | William Tao & Associates | $756,935 |
| 43 | JBA Consulting Engineers | $650,667 |
| 44 | KLH Engineers | $604,408 |
| 45 | KZF Design | $592,946 |
| 46 | Primera Engineers | $547,143 |
| 47 | dbHMS | $537,600 |
| 48 | Wallace Engineering | $500,000 |
| 49 | ME Engineers | $500,000 |
| 50 | Newcomb & Boyd | $427,804 |
| 51 | Davis, Bowen & Friedel | $414,817 |
| 52 | Architectural Engineers | $394,865 |
| 53 | G & W Engineering Corp. | $350,090 |
| 54 | Cardno Haynes Whaley | $323,309 |
| 55 | Spectrum Engineers | $141,327 |
| 56 | CTLGroup | $100,000 |
| 57 | Dunham Associates | $100,000 |
| 58 | GHT Limited | $100,000 |
| 59 | Apogee Consulting Group | $70,000 |
| 60 | Zak Companies | $50,807 |
| 61 | Ghafari Associates | $50,000 |
| 62 | Magnusson Klemencic Associates | $20,143 |
| 63 | Sherlock, Smith & Adams | $7,000 |
| 64 | Luckett & Farley | $3,703 |
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