Affiliated Engineers, Jacobs, WSP, RMF, and CRB head the rankings of the nation's largest science and technology (S+T) sector engineering and engineering architecture (EA) firms, as reported in Building Design+Construction's 2019 Giants 300 Report.
Top 55 Science and Technology Sector Engineering Firms
BD+C GIANTS 300 REPORT
| RANK | COMPANY | 2018 S+T REVENUE |
| 1 | Affiliated Engineers | $49,938,410 |
| 2 | Jacobs | $26,920,000 |
| 3 | WSP USA | $15,378,796 |
| 4 | RMF Engineering | $14,030,000 |
| 5 | CRB | $12,942,124 |
| 6 | EXP | $12,591,900 |
| 7 | Vanderweil Engineers | $10,047,700 |
| 8 | NV5 Global | $7,237,980 |
| 9 | STV | $7,146,224 |
| 10 | Jaros, Baum & Bolles | $5,955,944 |
| 11 | Global Engineering Solutions | $4,381,009 |
| 12 | KPFF Consulting Engineers | $3,967,065 |
| 13 | Arup | $3,498,076 |
| 14 | Newcomb & Boyd | $3,450,895 |
| 15 | Coffman Engineers | $3,350,886 |
| 16 | M/E Engineering | $2,886,937 |
| 17 | Bridgers & Paxton Consulting Engineers, Inc. | $2,692,912 |
| 18 | Smith Seckman Reid | $2,603,646 |
| 19 | Simpson Gumpertz & Heger* | $2,013,737 |
| 20 | Syska Hennessy Group | $1,990,432 |
| 21 | PEDCO E&A Services | $1,710,000 |
| 22 | Sherlock, Smith & Adams | $1,600,000 |
| 23 | AKF Group | $1,460,040 |
| 24 | IMEG Corp. | $1,317,430 |
| 25 | Korda/Nemeth Engineering | $1,250,000 |
| 26 | Mazzetti | $1,051,719 |
| 27 | Henderson Engineers | $1,000,000 |
| 28 | Peter Basso Associates | $851,000 |
| 29 | Paradigm Structural Engineers | $829,011 |
| 30 | Bala Consulting Engineers | $742,000 |
| 31 | CMTA | $719,151 |
| 32 | TLC Engineering Solutions | $697,097 |
| 33 | Thornton Tomasetti | $618,981 |
| 34 | Karpinski Engineering | $550,000 |
| 35 | SSOE Group | $523,000 |
| 36 | Magnusson Klemencic Associates* | $508,190 |
| 37 | RTM Engineering Consultants | $448,900 |
| 38 | dbHMS | $425,000 |
| 39 | ESD | $406,428 |
| 40 | Wallace Engineering | $400,000 |
| 41 | Dunham Associates | $350,000 |
| 42 | McKinstry | $320,000 |
| 43 | Fishbeck, Thompson, Carr & Huber | $280,000 |
| 44 | Walter P Moore | $272,607 |
| 45 | KLH Engineers | $251,529 |
| 46 | I.C. Thomasson Associates | $250,000 |
| 47 | Zak Companies | $242,899 |
| 48 | Arora Engineers | $159,110 |
| 49 | Teecom | $147,926 |
| 50 | Wick Fisher White | $80,000 |
| 51 | Guernsey | $76,356 |
| 52 | AE Works | $57,785 |
| 53 | Architectural Engineers Inc. | $41,446 |
| 54 | French & Parrello Associates | $40,000 |
| 55 | Davis, Bowen & Friedel | $12,936 |
| 56 | Schaefer | $3,996 |
| SOURCE: BD+C 2019 GIANTS 300 REPORT *EDITORS’ ESTIMATE | ||
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