The Top Design Firms list, published annually, ranks the 500 largest U.S.-based designs firms, both publicly and privately held, based on design-specific revenue.

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ENR New York Top Design Firms by Market Sector

New York

Rank	Firm	($ Mil)
1	AECOM	398.33
2	WSP | Parsons Brinckerhoff	204.43
3	STV	157.79
4	ARCADIS US/RTKL/Callison	114.80
5	Gensler	107.93
6	CHA Consulting Inc.	98.70
7	Greenman-Pedersen Inc.	95.82
8	HNTB Corp.	88.39
9	Arup	84.71
10	Perkins Eastman	70.44
11	Stantec	67.88
12	Langan	67.36
13	Tectonic Engineering & Surveying Consultants PC	62.90
14	Dewberry	62.06
15	Thornton Tomasetti	57.12
16	C&S Cos.	45.99
17	AKRF	43.47
18	Hatch Mott MacDonald	39.76
19	AKF	39.70
19	LaBella Associates DPC	39.70

New Jersey

Rank	Firm	($ Mil)
1	AECOM	138.30
2	ARCADIS US/RTKL/Callison	87.46
3	Langan	55.48
4	Dewberry	52.18
5	HNTB Corp.	48.87
6	Gannett Fleming	48.51
7	Greenman-Pedersen Inc.	48.26
8	T&M Associates	47.90
9	Maser Consulting PA	46.10
10	Hatch Mott MacDonald	45.93
11	WSP | Parsons Brinckerhoff	39.97
12	Michael Baker International	33.15
13	Boswell Engineering	29.70
14	Stantec	28.52
15	Gensler	23.21
16	Kleinfelder	20.28
17	French & Parrello Associates	18.50
18	Burns & McDonnell	17.44
19	The RBA Group	17.00
20	Altran North America	16.62

Connecticut

Rank	Firm	($ Mil)
1	Burns & McDonnell	103.75
2	C.H. Nickerson & Co.	95.84
3	AECOM	58.28
4	WSP | Parsons Brinckerhoff	29.59
5	BL Cos.	28.13
6	ARCADIS US/RTKL/Callison	22.94
7	The S/L/A/M Collaborative Inc.	17.00
8	Milone & MacBroom Inc.	14.65
9	Michael Baker International	14.42
10	Tighe & Bond Inc.	13.92
11	H.W. Lochner Inc.	13.60
12	Gannett Fleming	11.45
12	GEI Consultants Inc.	11.45
14	Woodard & Curran	11.38
15	Ammann & Whitney	11.29
16	STV	10.19
17	Perkins Eastman	9.79
18	AI Engineers Inc.	9.50
19	HNTB Corp.	9.45
20	Langan	8.92

General Building

Rank	Firm	($ Mil)
1	Gensler	109.68
2	Perkins Eastman	88.39
3	Langan	88.28
4	STV	86.24
5	AECOM	79.07
6	WSP | Parsons Brinckerhoff	71.31
7	Thornton Tomasetti	58.44
8	AKRF	48.77
9	Dewberry	47.81
10	AKF	47.14
11	Arup	45.13
12	Stantec	35.94
13	Kohn Pedersen Fox Associates PC (KPF)	34.85
14	Ennead Architects LLP	31.70
15	HOK	30.86
16	Maser Consulting PA	29.20
17	Syska Hennessy Group	26.72
18	Perkins+Will	25.08
19	FXFOWLE Architects	23.39
20	Tectonic Engineering & Surveying Consultants PC	22.95

Commercial

Rank	Firm	($ Mil)
1	Gensler	81.52
2	Thornton Tomasetti	32.81
3	AKF	25.02
4	Nelson Worldwide Inc.	19.35
5	Robert Derector Associates	19.05
6	WSP | Parsons Brinckerhoff	18.22
7	Langan	13.18
8	Arup	11.26
9	Perkins Eastman	9.72
10	The Switzer Group Inc.	9.33

Education/Research

Rank	Firm	($ Mil)
1	AECOM	38.77
2	STV	27.52
3	FXFOWLE Architects	15.71
4	Perkins Eastman	13.26
5	Langan	13.18
6	Arup	12.72
7	Robert A.M. Stern Architects LLP	10.49
8	Nk Architects	10.13
9	Spiezle Architectural Group Inc.	10.10
10	The S/L/A/M Collaborative Inc.	9.53