| TOP 100 OFFICE ARCHITECTURE FIRMS | ||
| Rank | Firm | 2015 Revenue |
| 1 | Gensler | $593,420,000 |
| 2 | HOK | $138,657,000 |
| 3 | Perkins+Will | $118,380,000 |
| 4 | Stantec | $94,328,923 |
| 5 | Skidmore, Owings & Merrill | $75,673,007 |
| 6 | Nelson Worldwide Holdings | $66,167,382 |
| 7 | ZGF Architects | $58,827,045 |
| 8 | CallisonRTKL | $54,320,000 |
| 9 | HGA | $50,310,000 |
| 10 | SmithGroupJJR | $47,013,000 |
| 11 | Page | $46,560,000 |
| 12 | NBBJ | $37,000,000 |
| 13 | Corgan | $36,850,000 |
| 14 | HKS | $36,602,100 |
| 15 | Ted Moudis Associates | $34,500,000 |
| 16 | EYP | $32,944,464 |
| 17 | NORR | $31,842,067 |
| 18 | Studios Architecture | $29,086,637 |
| 19 | Ware Malcomb | $26,464,681 |
| 20 | TPG Architecture | $26,460,000 |
| 21 | RSP Architects | $23,522,000 |
| 22 | CannonDesign | $23,000,000 |
| 23 | Perkins Eastman | $19,987,500 |
| 24 | LPA | $19,696,675 |
| 25 | Vocon | $19,220,706 |
| 26 | Goettsch Partners | $18,100,000 |
| 27 | DLR Group | $17,500,000 |
| 28 | HDR | $16,684,400 |
| 29 | Cuningham Group Architecture | $16,157,535 |
| 30 | VOA Associates | $15,576,183 |
| 31 | Environetics | $15,421,510 |
| 32 | Kirksey Architecture | $15,097,035 |
| 33 | Adrian Smith + Gordon Gill Architecture | $14,805,193 |
| 34 | RNL Design | $14,330,600 |
| 35 | Little | $14,327,700 |
| 36 | Leo A Daly | $14,152,883 |
| 37 | Heery International | $13,996,261 |
| 38 | Cooper Carry | $12,867,157 |
| 39 | CTA Architects Engineers | $11,500,029 |
| 40 | Wright Heerema Architects | $11,500,000 |
| 41 | tvsdesign | $11,270,000 |
| 42 | Gresham, Smith and Partners | $11,211,000 |
| 43 | Robert A.M. Stern Architects | $10,800,000 |
| 44 | LS3P | $10,672,369 |
| 45 | Ballinger | $9,517,483 |
| 46 | Margulies Perruzzi Architects | $9,201,104 |
| 47 | SMMA | Symmes Maini & McKee Associates | $8,526,130 |
| 48 | Architects Hawaii Ltd. | $7,837,000 |
| 49 | Francis Cauffman | $7,528,986 |
| 50 | Harley Ellis Devereaux | $7,400,000 |
| 51 | Eppstein Uhen Architects | $7,257,972 |
| 52 | STG Design | $6,840,000 |
| 53 | GFF | $6,625,934 |
| 54 | Rule Joy Trammell + Rubio | $5,843,319 |
| 55 | OZ Architecture | $5,760,726 |
| 56 | Solomon Cordwell Buenz | $5,649,472 |
| 57 | Albert Kahn Associates | $5,600,000 |
| 58 | S/L/A/M Collaborative, The | $5,315,000 |
| 59 | WDG | $5,051,000 |
| 60 | Mithun | $4,728,000 |
| 61 | Beyer Blinder Belle Architects & Planners | $4,643,709 |
| 62 | Rosser International | $4,614,402 |
| 63 | Hoffmann Architects | $4,553,399 |
| 64 | Guernsey | $4,499,566 |
| 65 | Westlake Reed Leskosky | $4,351,537 |
| 66 | Smallwood, Reynolds, Stewart, Stewart & Associates | $4,252,129 |
| 67 | Diamond Schmitt Architects | $4,214,000 |
| 68 | Epstein | $4,140,300 |
| 69 | Goodwyn, Mills and Cawood | $3,934,284 |
| 70 | Alliiance | $3,780,000 |
| 71 | JLG Architects | $3,727,826 |
| 72 | Clark Nexsen | $3,653,370 |
| 73 | Beck Group, The | $3,537,225 |
| 74 | Montroy Andersen DeMarco | $3,500,000 |
| 75 | HNTB Corporation | $3,338,066 |
| 76 | Baskervill | $3,074,671 |
| 77 | DGA | $3,034,128 |
| 78 | Davis Brody Bond | $2,976,036 |
| 79 | Inventure Design Group | $2,955,263 |
| 80 | FXFOWLE | $2,803,424 |
| 81 | RS&H | $2,700,000 |
| 82 | EwingCole | $2,682,000 |
| 83 | Rottet Studio | $2,650,000 |
| 84 | BWBR | $2,606,237 |
| 85 | Moody Nolan | $2,500,000 |
| 86 | Bergmann Associates | $2,193,708 |
| 87 | ai Design Group | $2,145,881 |
| 88 | Parkhill, Smith & Cooper | $2,073,407 |
| 89 | Emersion Design | $1,941,234 |
| 90 | LMN Architects | $1,801,000 |
| 91 | JRS Architect | $1,800,000 |
| 92 | Zyscovich Architects | $1,723,347 |
| 93 | Lawrence Group | $1,637,000 |
| 94 | GBBN Architects | $1,600,000 |
| 95 | DLA+ Architecture & Interior Design | $1,523,754 |
| 96 | TEG Architects | $1,367,159 |
| 97 | MG2 | $1,262,898 |
| 98 | Carrier Johnson + Culture | $1,222,436 |
| 99 | Large Architecture | $1,153,081 |
| 100 | BKSK Architects | $1,103,904 |
| 101 | Hnedak Bobo Group | $1,095,629 |
RETURN TO THE GIANTS 300 LANDING PAGE
Related Stories
MFPRO+ Special Reports | Jan 4, 2024
Top 10 trends in multifamily rental housing
Demographic and economic shifts, along with work and lifestyle changes, have made apartment living preferable for a wider range of buyers and renters. These top 10 trends in multifamily housing come from BD+C's 2023 Multifamily Annual Report.
Giants 400 | Jan 3, 2024
Top 200 Reconstruction Architecture Firms for 2023
Gensler, Stantec, HDR, Corgan, and PBK Architects top BD+C's ranking of the nation's largest building reconstruction/renovation architecture and architecture engineering (AE) firms for 2023, as reported in the 2023 Giants 400 Report.
Designers | Jan 3, 2024
Designing better built environments for a neurodiverse world
For most of human history, design has mostly considered “typical users” who are fully able-bodied without clinical or emotional disabilities. The problem with this approach is that it offers a limited perspective on how space can positively or negatively influence someone based on their physical, mental, and sensory abilities.
Giants 400 | Jan 2, 2024
Top 120 Hotel Architecture Firms for 2023
Gensler, WATG, HKS, DLR Group, and HBG Design top BD+C's ranking of the nation's largest hotel and resort architecture and architecture/engineering (AE) firms for 2023, as reported in Building Design+Construction's 2023 Giants 400 Report.
Resiliency | Jan 2, 2024
Americans are migrating from areas of high flood risk
Americans are abandoning areas of high flood risk in significant numbers, according to research by the First Street Foundation. Climate Abandonment Areas account for more than 818,000 Census Blocks and lost a total of 3.2 million-plus residents due to flooding from 2000 to 2020, the study found.
MFPRO+ News | Jan 2, 2024
New York City will slash regulations on housing projects
New York City Mayor Eric Adams is expected to cut red tape to make it easier and less costly to build housing projects in the city. Adams would exempt projects with fewer than 175 units in low-density residential areas and those with fewer than 250 units in commercial, manufacturing, and medium- and high-density residential areas from environmental review.
Contractors | Dec 22, 2023
DBIA releases two free DEI resources for AEC firms
The Design-Build Institute of America (DBIA) has released two new resources offering guidance and provisions on diversity, equity, and inclusion (DEI) on design-build projects.
MFPRO+ News | Dec 22, 2023
Document offers guidance on heat pump deployment for multifamily housing
ICAST (International Center for Appropriate and Sustainable Technology) has released a resource guide to help multifamily owners and managers, policymakers, utilities, energy efficiency program implementers, and others advance the deployment of VHE heat pump HVAC and water heaters in multifamily housing.
Sustainability | Dec 22, 2023
WSP unveils scenario-planning online game
WSP has released a scenario-planning online game to help organizations achieve sustainable development goals while expanding awareness about climate change.
Giants 400 | Dec 20, 2023
Top 160 Apartment and Condominium Architecture Firms for 2023
Gensler, Humphreys and Partners, Solomon Cordwell Buenz, and AO top BD+C's ranking of the nation's largest apartment building and condominium architecture and architecture/engineering (AE) firms for 2023, as reported in Building Design+Construction's 2023 Giants 400 Report.
