| TOP 80 ARCHITECTURE/ENGINEERING FIRMS | ||
| Rank | Firm | 2015 Revenue |
| 1 | Stantec | $579,413,704 |
| 2 | HOK | $450,824,000 |
| 3 | CallisonRTKL | $405,559,000 |
| 4 | Skidmore, Owings & Merrill | $352,332,272 |
| 5 | HDR | $314,800,000 |
| 6 | SmithGroupJJR | $222,085,339 |
| 7 | CannonDesign | $218,000,000 |
| 8 | DLR Group | $158,000,000 |
| 9 | EYP | $149,595,604 |
| 10 | HGA | $142,750,000 |
| 11 | Page | $139,000,000 |
| 12 | NORR | $137,488,821 |
| 13 | Gresham, Smith and Partners | $101,024,000 |
| 14 | Leo A Daly | $96,548,666 |
| 15 | Nelson Worldwide Holdings | $79,872,131 |
| 16 | Flad Architects | $74,100,000 |
| 17 | EwingCole | $65,754,000 |
| 18 | LPA | $64,063,658 |
| 19 | Clark Nexsen | $63,701,392 |
| 20 | BRPH | $63,095,404 |
| 21 | Harley Ellis Devereaux | $63,000,000 |
| 22 | Ware Malcomb | $62,861,465 |
| 23 | PBK | $62,400,000 |
| 24 | Huckabee | $60,544,770 |
| 25 | CTA Architects Engineers | $56,540,243 |
| 26 | RSP Architects | $54,613,000 |
| 27 | RS&H | $54,000,000 |
| 28 | GreenbergFarrow | $53,134,312 |
| 29 | Little | $49,406,000 |
| 30 | Ballinger | $47,381,276 |
| 31 | Moseley Architects | $43,618,103 |
| 32 | S/L/A/M Collaborative, The | $40,950,000 |
| 33 | Morris Architects | $40,700,000 |
| 34 | Westlake Reed Leskosky | $40,210,398 |
| 35 | Heery International | $36,368,516 |
| 36 | WD Partners | $36,123,000 |
| 37 | Wold Architects and Engineers | $35,800,000 |
| 38 | Parkhill, Smith & Cooper | $35,733,070 |
| 39 | Lawrence Group | $33,275,000 |
| 40 | HNTB Corporation | $31,894,668 |
| 41 | Goodwyn, Mills and Cawood | $30,704,308 |
| 42 | Bergmann Associates | $28,865,335 |
| 43 | Environetics | $27,973,007 |
| 44 | Paulus, Sokolowski and Sartor | $27,380,000 |
| 45 | FXFOWLE | $26,881,440 |
| 46 | SMMA | Symmes Maini & McKee Associates | $26,523,596 |
| 47 | FreemanWhite | $25,681,732 |
| 48 | Integrus Architecture | $24,284,055 |
| 49 | Guernsey | $23,062,942 |
| 50 | Alliiance | $22,507,000 |
| 51 | KSQ Design | $21,148,806 |
| 52 | Epstein | $19,600,000 |
| 53 | Fanning/Howey Associates | $19,167,566 |
| 54 | Schenkel & Shultz | $18,774,000 |
| 55 | LK Architecture | $17,640,000 |
| 56 | Baskervill | $15,538,552 |
| 57 | Albert Kahn Associates | $15,500,000 |
| 58 | Sargenti Architects | $15,450,000 |
| 59 | Nadel | $15,016,519 |
| 60 | Becker Morgan Group | $14,500,530 |
| 61 | CASCO | $14,450,000 |
| 62 | Herschman Architects | $14,077,722 |
| 63 | Rosser International | $13,067,871 |
| 64 | Anderson Mikos Architects | $12,866,000 |
| 65 | Wright Heerema Architects | $11,500,000 |
| 66 | Barge Waggoner Sumner & Cannon | $11,425,000 |
| 67 | DLA Architects | $9,603,058 |
| 68 | Hoffmann Architects | $8,988,750 |
| 69 | DLA+ Architecture & Interior Design | $8,842,000 |
| 70 | GSB | $7,801,562 |
| 71 | Jonathan Nehmer + Associates | $7,592,298 |
| 72 | Larson Design Group | $7,534,381 |
| 73 | BBS Architects and Engineers | $7,010,000 |
| 74 | ACAI Associates | $6,780,000 |
| 75 | John Ciardullo Associates | $6,682,132 |
| 76 | ai Design Group | $6,407,028 |
| 77 | Emersion Design | $6,355,288 |
| 78 | TK Architects International | $5,314,888 |
| 79 | DAG Architects | $4,500,000 |
| 80 | Jencen Architecture | $4,000,000 |
| 81 | NewStudio Architecture | $3,950,000 |
| 82 | Convergence Design | $1,234,000 |
| 83 | GRW | $1,233,162 |
RETURN TO THE GIANTS 300 LANDING PAGE
Related Stories
| Aug 16, 2014
The science of learning: Designing the STEM learning facilities of the future
New technology and changing pedagogies are influencing how to best teach a generation of learners who have never known a world without smartphones or tablets, writes HOK's Kimberly Robidoux.
| Aug 16, 2014
Calatrava in hot water again? Famed architect charged to appear in court in Spanish construction case
The Valencia High Court has requested documents detailing how Calatrava was hired in private, without any publicity, for a convention center project in Castellon. For contracts over a certain minimum value, that is illegal in Spain.
| Aug 15, 2014
First look: RMJM’s 'jumping fish' tower design for the Chinese Riviera
The tower's fish-jumping gesture is meant to symbolize the prosperity and rapid transformation of Zhuhai, China.
| Aug 15, 2014
Periscope structure gives public toilet an unobstructed sea view
Polish architect Adam Wiercinski designs a public toilet with a periscope mechanism that gives visitors unobstructed views of the sea.
| Aug 14, 2014
8 do's and don'ts for completing an HVAC life cycle cost assessment
There are many hurdles to overcome when completing a life cycle cost assessment. RMF Engineering’s Seth Spangler offers some words of advice regarding LCCAs.
| Aug 14, 2014
Life cycle cost analysis using energy modeling
A life cycle cost analysis helps a school district decide which HVAC system to use in $198 million worth of future building projects.
| Aug 14, 2014
Museum of Mayan Culture draws inspiration from temple design [slideshow]
The Museo Maya de América in Guatemala City will be the world’s largest museum of Mayan history and culture, at 60,000 sf.
| Aug 14, 2014
How workplace design can empower employees, businesses
Focusing on recent work at Follett and Zurich, CannonDesign’ Meg Osman reveals the power of research, strategy, change management, and measurement to transform businesses for the better.
| Aug 13, 2014
UIA commits to phasing out CO2 emissions in built environment
The International Union of Architects, representing approximately 2.3 million architects worldwide, has unanimously adopted the 2050 Imperative committing to environmental and social sustainability.
| Aug 13, 2014
ADD Inc. to merge with Stantec
The deal, which helps Stantec strengthen its capabilities in the buildings business on the East Coast, is expected to close in September.
