Top 75 Engineering Firms for 2020
WSP, Terracon, Tetra Tech, and Arup top the rankings of the nation's largest engineering firms for nonresidential buildings and multifamily buildings work, as reported in Building Design+Construction's 2020 Giants 400 Report.
| Top 75 Engineering Firms for 2020 - (revised 12/03/20) | ||
| FIRM | 2019 REVENUE | |
| 1 | WSP | $463,208,257 |
| 2 | Terracon Consultants* | $292,680,000 |
| 3 | Tetra Tech High Performance Buildings Group (Glumac, NDY, Cosentini) | $250,000,000 |
| 4 | Arup | $232,009,221 |
| 5 | IMEG Corp. | $189,817,377 |
| 6 | KPFF Consulting Engineers | $185,087,000 |
| 7 | Langan* | $159,640,000 |
| 8 | Jensen Hughes | $156,525,610 |
| 9 | Affiliated Engineers | $150,861,000 |
| 10 | Henderson Engineers | $125,790,836 |
| 11 | Vanderweil Engineers | $118,474,100 |
| 12 | Olsson* | $114,540,000 |
| 13 | Walter P Moore | $112,320,825 |
| 14 | Simpson Gumpertz & Heger* | $111,836,000 |
| 15 | Syska Hennessy Group | $107,274,311 |
| 16 | Pape-Dawson Engineers* | $105,630,000 |
| 17 | Cardno* | $79,656,000 |
| 18 | ME Engineers | $79,000,000 |
| 19 | Vanasse Hangen Brustlin (VHB)* | $76,700,000 |
| 20 | ESD | $76,261,391 |
| 21 | Pennoni* | $73,320,000 |
| 22 | AKF Group | $71,000,000 |
| 23 | Jaros, Baum & Bolles | $70,484,461 |
| 24 | TLC Engineering Solutions | $69,525,613 |
| 25 | BKF Engineers* | $68,805,000 |
| 26 | M.C. Dean | $66,686,077 |
| 27 | RMF Engineering | $61,000,000 |
| 28 | DeSimone Consulting Engineers | $52,045,263 |
| 29 | HPE Data Center Technologies Services | $48,100,000 |
| 30 | Westwood Professional Services* | $47,355,000 |
| 31 | P2S | $45,711,206 |
| 32 | Smith Seckman Reid | $44,778,207 |
| 33 | Arora Engineers | $41,626,568 |
| 34 | Bala Consulting Engineers | $41,300,000 |
| 35 | kW Mission Critical Engineering | $40,900,000 |
| 36 | HEAPY | $39,503,301 |
| 37 | Mazzetti | $37,582,476 |
| 38 | Newcomb & Boyd | $36,113,832 |
| 39 | Martin/Martin | $36,068,656 |
| 40 | Haley Aldrich* | $32,890,000 |
| 41 | Black & Veatch | $31,490,000 |
| 42 | M/E Engineering | $28,727,300 |
| 43 | French & Parrello Associates | $27,748,360 |
| 44 | ThermalTech Engineering | $27,200,000 |
| 45 | KCI Technologies | $27,200,000 |
| 46 | RTM Engineering Consultants | $26,860,738 |
| 47 | GEI Consultants* | $25,727,000 |
| 48 | Dunham Associates | $24,700,000 |
| 49 | LBYD Engineers | $22,747,497 |
| 50 | Wallace Engineering | $22,160,000 |
| 51 | Bernhard | $20,855,000 |
| 52 | Bridgers & Paxton Consulting Engineers | $19,200,966 |
| 53 | Spectrum Engineers | $18,627,296 |
| 54 | Karpinski Engineering | $17,609,907 |
| 55 | Peter Basso Associates | $16,900,000 |
| 56 | Allen & Shariff | $15,435,522 |
| 57 | PBS Engineers | $15,304,000 |
| 58 | KLH Engineers | $14,038,086 |
| 59 | Kohler Ronan | $13,436,811 |
| 60 | RMH Group, The | $13,415,721 |
| 61 | Schaefer | $12,628,401 |
| 62 | JQ Engineering | $11,718,418 |
| 63 | TAS Energy | $11,365,173 |
| 64 | EYP Mission Critical Facilities | $11,328,274 |
| 65 | OLA Consulting Engineers | $9,307,000 |
| 66 | RWB Consulting Engineers | $8,589,000 |
| 67 | FEA Consulting Engineers | $8,050,000 |
| 68 | Wick Fisher White | $7,192,000 |
| 69 | McKinstry | $6,834,747 |
| 70 | SSC Engineering | $6,377,753 |
| 71 | Paradigm Structural Engineers | $6,354,061 |
| 72 | Architectural Engineers Inc. | $6,038,745 |
| 73 | KCL Engineering | $5,236,020 |
| 74 | Tec Inc. Engineering & Design | $4,727,300 |
| 75 | JP Harvey Engineering Solutions | $3,035,256 |
| 76 | Marque Engineering | $1,701,531 |
| 77 | Structured Engineering Solutions | $325,000 |
2020 Giants 400 Report *Editors' estimate
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