Gensler, Jacobs, Stantec, HOK, and AECOM head the rankings of U.S.-based architecture and engineering firms reporting revenue from green building-related work in 2018, according to Building Design+Construction's 2019 Giants 300 Report.
Top 215 Green Building Sector Design Firms
BD+C GIANTS 300 REPORT
| RANK | COMPANY | 2018 GREEN BUILDING SECTOR REVENUE |
| 1 | Gensler | $952,508,702 |
| 2 | Jacobs | $649,529,653 |
| 3 | Stantec | $387,640,292 |
| 4 | HOK | $383,784,000 |
| 5 | AECOM | $330,000,000 |
| 6 | Skidmore, Owings & Merrill | $281,000,000 |
| 7 | Arup | $207,882,543 |
| 8 | HDR | $203,410,000 |
| 9 | DLR Group | $170,000,000 |
| 10 | HKS | $157,630,000 |
| 11 | Perkins+Will | $129,945,450 |
| 12 | EYP | $102,888,214 |
| 13 | WSP USA | $96,686,836 |
| 14 | ZGF Architects | $90,213,407 |
| 15 | CannonDesign | $88,000,000 |
| 16 | Thornton Tomasetti | $80,400,000 |
| 17 | HMC Architects | $72,523,732 |
| 18 | Page | $72,000,000 |
| 19 | Burns & McDonnell | $69,037,715 |
| 20 | NBBJ | $66,100,000 |
| 21 | SmithGroup | $61,263,640 |
| 22 | HGA | $56,309,336 |
| 23 | Elkus Manfredi Architects | $47,200,000 |
| 24 | Fentress Architects | $44,700,000 |
| 25 | HNTB Corporation | $44,276,171 |
| 26 | Corgan | $39,463,956 |
| 27 | LMN Architects | $36,429,600 |
| 28 | Solomon Cordwell Buenz | $35,183,890 |
| 29 | Affiliated Engineers | $33,100,418 |
| 30 | Hord Coplan Macht | $32,150,888 |
| 31 | Mason & Hanger | $31,700,000 |
| 32 | Goettsch Partners | $31,420,000 |
| 33 | NORR | $31,274,603 |
| 34 | Mithun | $30,716,446 |
| 35 | Perkins Eastman | $30,180,000 |
| 36 | Cooper Carry | $29,486,974 |
| 37 | Ballinger | $27,650,000 |
| 38 | Payette | $26,537,897 |
| 39 | KPFF Consulting Engineers | $25,000,000 |
| 40 | Smith Seckman Reid | $24,890,000 |
| 41 | NAC Architecture | $24,822,323 |
| 42 | RS&H | $23,400,000 |
| 43 | Davis Brody Bond | $23,344,480 |
| 44 | WDG Architecture | $22,600,000 |
| 45 | Clark Nexsen | $22,540,000 |
| 46 | EwingCole | $22,358,978 |
| 47 | Ayers Saint Gross | $21,758,464 |
| 48 | Moseley Architects | $21,208,266 |
| 49 | Adrian Smith + Gordon Gill Architecture | $21,153,011 |
| 50 | Flad Architects | $20,820,000 |
| 51 | Gresham Smith | $20,100,000 |
| 52 | Moody Nolan | $20,000,000 |
| 53 | Vanderweil Engineers | $19,657,800 |
| 54 | IMEG Corp. | $18,618,320 |
| 55 | Bermello Ajamil & Partners | $18,000,000 |
| 56 | Rule Joy Trammell + Rubio | $16,543,049 |
| 57 | VMDO Architects | $16,278,436 |
| 58 | S/L/A/M Collaborative, The | $16,140,000 |
| 59 | Interface Engineering | $15,622,776 |
| 60 | Hoefer Wysocki Architects | $15,150,000 |
| 61 | BKV Group | $15,125,000 |
| 62 | Grimm + Parker Architects | $14,787,738 |
| 63 | Syska Hennessy Group | $14,252,682 |
| 64 | Schenkel & Shultz | $12,942,668 |
| 65 | Sasaki | $12,837,000 |
| 66 | GFF | $12,687,976 |
| 67 | Leo A Daly | $12,500,000 |
| 68 | Carrier Johnson + Culture | $12,238,500 |
| 69 | ThenDesign Architecture | $12,000,000 |
| 70 | Dattner Architects | $11,554,480 |
| 71 | Legat Architects | $11,480,000 |
| 72 | JCJ Architecture | $11,293,744 |
| 73 | Kirksey Architects | $10,524,750 |
| 74 | TLC Engineering Solutions | $10,500,000 |
| 75 | RMF Engineering | $10,370,000 |
| 76 | Steinberg Hart | $10,179,887 |
| 77 | CO Architects | $9,747,728 |
| 78 | PGAL | $9,701,000 |
| 79 | HMFH Architects | $9,677,576 |
| 80 | Walter P Moore | $9,230,173 |
| 81 | Zyscovich Architects | $9,143,587 |
| 82 | DGA | $9,087,080 |
| 83 | Harvard Jolly | $8,751,834 |
| 84 | CambridgeSeven | $8,700,000 |
| 85 | GWWO Architects | $8,600,034 |
| 86 | Weber Thompson | $8,320,324 |
| 87 | FXCollaborative | $8,296,876 |
| 88 | ALSC Architects | $8,154,583 |
| 89 | Dewberry | $8,031,080 |
| 90 | RBB Architects | $7,400,000 |
| 91 | Diamond Schmitt Architects | $7,286,400 |
| 92 | Margulies Perruzzi | $6,863,746 |
| 93 | DLZ | $6,808,900 |
| 94 | Epstein | $6,720,000 |
| 95 | Garmann/Miller | $6,457,235 |
| 96 | AKF Group | $6,250,145 |
| 97 | Quinn Evans Architects | $6,240,570 |
| 98 | Global Engineering Solutions | $6,200,000 |
| 99 | Kahler Slater | $6,000,000 |
| 100 | Kitchen & Associates | $6,000,000 |
| 101 | FitzGerald | $5,780,000 |
| 102 | Hastings+Chivetta Architects | $5,618,414 |
| 103 | Array Architects | $5,500,000 |
| 104 | Bridgers & Paxton Consulting Engineers, Inc. | $5,405,972 |
| 105 | AHL | $5,403,941 |
| 106 | HEAPY | $5,363,959 |
| 107 | Cuningham Group Architecture | $5,183,798 |
| 108 | GRW | $5,178,512 |
| 109 | Emersion Design | $5,127,753 |
| 110 | PBK | $5,100,000 |
| 111 | dbHMS | $5,100,000 |
| 112 | Quattrocchi Kwok Architects | $5,090,720 |
| 113 | HuntonBrady Architects | $5,034,432 |
| 114 | Urbahn Architects | $5,034,309 |
| 115 | Ghafari Associates | $5,000,000 |
| 116 | Jaros, Baum & Bolles | $4,963,286 |
| 117 | Curtis + Ginsberg Architects | $4,707,681 |
| 118 | Barge Design Solutions | $4,540,237 |
| 119 | LS3P | $4,525,048 |
| 120 | STV | $4,348,173 |
| 121 | M/E Engineering | $4,330,400 |
| 122 | Fanning/Howey Associates | $4,295,730 |
| 123 | Newcomb & Boyd | $4,287,000 |
| 124 | Little | $4,285,000 |
| 125 | Arora Engineers | $4,242,932 |
| 126 | CBRE | $3,900,000 |
| 127 | Stevens & Wilkinson | $3,768,408 |
| 128 | Architecture, Inc. | $3,750,000 |
| 129 | MBH Architects | $3,475,480 |
| 130 | BRPH | $3,458,072 |
| 131 | FSB Architects & Engineers | $3,449,136 |
| 132 | Bala Consulting Engineers | $3,390,000 |
| 133 | PS&S | $3,387,900 |
| 134 | Clark Enersen Partners, The | $3,350,850 |
| 135 | GBBN | $3,320,822 |
| 136 | GreenbergFarrow | $3,081,681 |
| 137 | DLA+ Architecture & Interior Design | $2,924,000 |
| 138 | Field Paoli | $2,900,000 |
| 139 | Holst Architecture | $2,807,465 |
| 140 | Finegold Alexander Architects | $2,801,119 |
| 141 | BBGM | $2,770,000 |
| 142 | WD Partners | $2,755,000 |
| 143 | Montroy DeMarco Architecture | $2,650,000 |
| 144 | BHDP Architecture | $2,516,459 |
| 145 | Stanley Consultants | $2,500,000 |
| 146 | Prellwitz Chilinski Associates | $2,397,000 |
| 147 | Sherlock, Smith & Adams | $2,392,000 |
| 148 | P2S | $2,300,000 |
| 149 | TreanorHL | $2,123,570 |
| 150 | Eppstein Uhen Architects | $2,090,000 |
| 151 | Omniplan | $2,080,250 |
| 152 | OLA Consulting Engineers | $2,022,250 |
| 153 | Ross & Baruzzini | $2,002,131 |
| 154 | Ted Moudis Associates | $2,000,000 |
| — | PBS Engineers | $2,000,000 |
| 156 | I.C. Thomasson Associates | $1,990,000 |
| 157 | KZF Design | $1,974,492 |
| 158 | Kohler Ronan | $1,921,111 |
| 159 | Blair + Mui Dowd Architects | $1,900,000 |
| 160 | Smallwood, Reynolds, Stewart, Stewart & Associates | $1,879,604 |
| 161 | Shepley Bulfinch | $1,867,436 |
| 162 | Allen & Shariff Engineering | $1,754,000 |
| 163 | LK Architecture | $1,750,000 |
| 164 | Bergmann | $1,500,000 |
| 165 | Peter Basso Associates | $1,470,496 |
| 166 | SWBR | $1,430,000 |
| 167 | Herrington Architects | $1,327,388 |
| 168 | Schradergroup | $1,301,234 |
| 169 | EYP Mission Critical Facilities | $1,250,000 |
| — | Korda/Nemeth Engineering | $1,250,000 |
| 171 | BSB Design | $1,220,000 |
| 172 | E4H Environments for Health Architecture | $1,200,000 |
| — | Huckabee | $1,200,000 |
| 174 | Morrison Hershfield | $1,165,517 |
| 175 | RDG Planning & Design | $1,050,000 |
| 176 | Wold Architects | $1,000,000 |
| — | KCI Technologies | $1,000,000 |
| 178 | MG2 | $976,952 |
| 179 | Alliiance | $865,542 |
| 180 | M+A Architects | $710,352 |
| 181 | French & Parrello Associates | $700,000 |
| 182 | ATA Beilharz Architects | $658,689 |
| 183 | Ware Malcomb | $600,000 |
| — | LaBella Associates | $600,000 |
| 185 | Huntsman Architectural Group | $581,683 |
| 186 | ICON Architects | $550,000 |
| 187 | FGM Architects | $548,699 |
| 188 | Woolpert | $540,000 |
| 189 | MSA Design | $500,000 |
| 190 | Primera Engineers | $450,582 |
| 191 | Retail Design Collaborative/Studio One Eleven | $380,000 |
| 192 | NV5 Global | $374,859 |
| 193 | DIGroupArchitecture | $325,000 |
| 194 | Wick Fisher White | $320,000 |
| 195 | H.F. Lenz Co. | $304,803 |
| 196 | BSA LifeStructures | $288,827 |
| 197 | DeSimone Consulting Engineers | $278,865 |
| 198 | Dunham Associates | $275,000 |
| 199 | Specialized Engineering Solutions (SES) | $275,000 |
| 200 | HED | $263,000 |
| 201 | OZ Architecture | $244,932 |
| 202 | Architectural Engineers Inc. | $236,317 |
| 203 | ACAI Associates | $222,662 |
| 204 | BWBR | $196,600 |
| 205 | H2M Architects + Engineers | $189,654 |
| 206 | GMB Architecture + Engineering | $107,031 |
| 207 | JQ Engineering | $101,500 |
| 208 | TRIA | $100,000 |
| — | Highland Associates | $100,000 |
| — | ThermalTech Engineering | $100,000 |
| — | Marque Engineering | $100,000 |
| 212 | Caldwell Associates Architects | $80,805 |
| 213 | Davis, Bowen & Friedel | $64,629 |
| 214 | Macgregor Associates Architects | $39,952 |
| 215 | Method Architecture | $20,000 |
| 216 | Larson Design Group | $10,910 |
| 217 | Ashley McGraw Architects | $10,371 |
| 218 | Bostwick Design Partnership | $4,265 |
| SOURCE: BD+C 2019 GIANTS 300 REPORT | ||
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