Top Office Sector Architecture Firms [2013 Giants 300 Report]

Rank	Company	2012 Office Revenue ($)
1	Gensler	$462,700,500
2	HOK	$128,726,000
3	Perkins+Will	$107,951,672
4	NBBJ	$64,002,000
5	Stantec	$62,500,236
6	PageSoutherlandPage	$43,190,000
7	Heery International	$39,443,931
8	Kohn Pedersen Fox Associates	$38,081,000
9	RTKL Associates	$37,474,000
10	Hammel, Green and Abrahamson	$37,307,000
11	NELSON	$34,453,532
12	HDR Architecture	$32,590,000
13	SmithGroupJJR	$28,400,000
14	IBI Group	$25,433,163
15	HLW International	$25,000,000
16	RSP Architects	$24,720,000
17	EYP	$23,000,000
18	Cannon Design	$22,000,000
19	Skidmore, Owings & Merrill	$21,802,000
20	RNL	$19,548,000
21	ZGF Architects	$19,488,790
22	Leo A Daly	$19,086,106
23	HKS	$18,000,000
24	Ziegler Cooper Architects	$16,405,617
25	CTA Architects Engineers	$14,609,906
26	Perkins Eastman	$14,500,000
27	Goettsch Partners	$14,080,000
28	Ware Malcomb	$13,336,000
29	LPA	$12,460,741
30	HNTB Archtecture	$12,457,966
31	DLR Group	$11,500,000
32	VOA Associates	$11,156,220
33	LS3P	$10,956,040
34	Swanke Hayden Connell Asrchitects	$10,000,000
35	Corgan	$9,955,204
36	Kirksey Architecture	$9,941,686
37	Cooper Carry	$8,995,996
38	WDG Architecture	$8,908,000
39	Gresham, Smith and Partners	$8,874,201
40	FXFOWLE Architects	$8,293,986
41	Wight & Co.	$8,102,200
42	Margulies Perruzzi Architects	$7,664,323
43	Solomon Cordwell Buenz	$7,500,000
44	Sasaki Associates	$7,038,052
45	SMMA \| Symmes Maini & McKee Associates	$7,000,000
46	Kaplan McLaughlin Diaz	$6,868,189
47	Cuningham Group Architecture	$6,584,483
48	Epstein	$6,318,000
49	Little	$6,062,464
50	EwingCole	$6,000,000
51	S/L/A/M Collaborative, The	$5,232,000
52	Environetics	$5,113,485
53	Goodwyn, Mills & Cawood	$5,010,000
54	Westlake Reed Leskosky	$5,000,000
55	Callison	$4,706,375
56	Beyer Blinder Belle Architects & Planners	$4,503,766
57	Ballinger	$4,271,000
58	Smallwood, Reynolds, Stewart, Stewart & Associates	$4,176,376
59	Francis Cauffman	$3,952,734
60	Moody Nolan	$3,900,000
61	Good Fulton & Farrell	$3,860,000
62	Mithun	$3,803,000
63	KZF Design	$3,679,546
64	BBG-BBGM	$3,600,000
65	Flad Architects	$3,500,000
66	GBBN Architects	$3,300,000
67	LMN Architects	$3,061,300
68	OZ Architecture	$2,958,128
69	Baskervill	$2,897,000
70	Hoefer Wysocki Architecture	$2,510,000
71	Carrier Johnson + Culture	$2,444,535
72	Reynolds, Smith and Hills	$2,180,000
73	Rule Joy Trammell + Rubio	$1,850,000
74	Fentress Architects	$1,678,370
75	Polytech Associates	$1,600,000
76	JRS Architect	$1,250,000
77	Hoffmann Architects	$1,232,000
78	EDI International	$1,214,000
79	Nadel	$1,212,861
80	Astorino	$1,202,000
81	PGAL	$1,150,000
82	Perkowitz+Ruth Architects	$1,043,019
83	MulvannyG2 Architecture	$994,427
84	LARGE Architecture	$766,582
85	Albert Kahn Family of Companies	$764,342
86	Niles Bolton Associates	$699,342
87	DLA Architects	$673,390
88	Emersion Design	$578,739
89	FGM Architects	$559,250
90	Fletcher-Thompson	$380,000
90	BLT Architects	$380,000
92	Legat Architects	$348,000
93	Davis Brody Bond	$342,799
94	Hnedak Bobo Group	$332,000
95	Morris Architects	$300,000
96	NAC\|Architecture	$269,373
97	Cambridge Seven Associates	$257,000
98	FRCH Design Worldwide	$250,000
99	WATG / Wimberly Interiors	$245,000
100	Harley Ellis Devereaux	$227,000
101	BSA LifeStructures	$188,520
102	DesignGroup	$168,033
103	Omniplan Architects	$155,327
104	CASCO	$150,000
104	PHX Architecture	$150,000
106	SRG Partnership	$120,428
107	HMC Architects	$113,111
108	TEG Architects - The Estopinal Group	$111,357
109	Harvard Jolly Architecture	$111,000
110	SLATERPAULL Architects	$101,500
111	BBS Architects, Landscape Architects and Engineers	$100,000
112	Sherlock, Smith & Adams	$96,000
113	Shepley Bulfinch Richardson & Abbott	$95,831
114	Fanning/Howey Associates	$40,000
115	DJM Architecture	$31,430

Read the Office Sector Giants article

Read BD+C's full Giants 300 Report

Set to open in April, One River North is a 16-story, 187-unit luxury apartment building with private, open-air terraces located in Denver’s RiNo arts district. Biophilic design plays a central role throughout the building, allowing residents to connect with nature and providing a distinctive living experience.

Sustainble green building. Eco-friendly building. Sustainable glass office building with tree for reducing carbon dioxide. Office with green environment. Corporate building reduce CO2. Safety glass

Sustainability | Mar 13, 2024

Trends to watch shaping the future of ESG

Gensler’s Climate Action & Sustainability Services Leaders Anthony Brower, Juliette Morgan, and Kirsten Ritchie discuss trends shaping the future of environmental, social, and governance (ESG).

Brunson Terrace all-electric affordable housing project in Santa Monica, Calif., designed by Brooks + Scarpa Photo courtesy Brooks + Scarpa

Affordable Housing | Mar 12, 2024

An all-electric affordable housing project in Southern California offers 48 apartments plus community spaces

In Santa Monica, Calif., Brunson Terrace is an all-electric, 100% affordable housing project that’s over eight times more energy efficient than similar buildings, according to architect Brooks + Scarpa. Located across the street from Santa Monica College, the net zero building has been certified LEED Platinum.

Southeast aerial view of the Joslyn Art Museum. Rendering courtesy Moare

Museums | Mar 11, 2024

Nebraska’s Joslyn Art Museum to reopen this summer with new Snøhetta-designed pavilion

In Omaha, Neb., the Joslyn Art Museum, which displays art from ancient times to the present, has announced it will reopen on September 10, following the completion of its new 42,000-sf Rhonda & Howard Hawks Pavilion. Designed in collaboration with Snøhetta and Alley Poyner Macchietto Architecture, the Hawks Pavilion is part of a museum overhaul that will expand the gallery space by more than 40%.

Affordable Housing | Mar 11, 2024

Los Angeles’s streamlined approval policies leading to boom in affordable housing plans

Since December 2022, Los Angeles’s planning department has received plans for more than 13,770 affordable units. The number of units put in the approval pipeline in roughly one year is just below the total number of affordable units approved in Los Angeles in 2020, 2021, and 2022 combined.

Ordering steel is the riskiest part of a large-scale job, but Walter P Moore’s complete modeling of GEODIS Park, Nashville’s new Major League Soccer stadium, allowed the contractor’s six steel bids to come in

BIM and Information Technology | Mar 11, 2024

BIM at LOD400: Why Level of Development 400 matters for design and virtual construction

As construction projects grow more complex, producing a building information model at Level of Development 400 (LOD400) can accelerate schedules, increase savings, and reduce risk, writes Stephen E. Blumenbaum, PE, SE, Walter P Moore's Director of Construction Engineering.

Construction worker against the backdrop of the city

AEC Tech | Mar 9, 2024

9 steps for implementing digital transformation in your AEC business

Regardless of a businesses size and type, digital solutions like workflow automation software, AI-based analytics, and integrations can significantly enhance efficiency, productivity, and competitiveness.