ENR East Top Design Firms By Market Sector 2026

May 2026

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

 

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More detailed information on the Top Design Firms:
View Complete List of Main Rankings

Related Article:
Designers Pin Growth on Public Sector and Data Center Markets

Click below for earlier editions:
2025 |

Click here for archived ENR New York and MidAtlantic top lists.

 

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ENR East Top Design Firms By Market Sector 2026

 

Health Care

RANK	FIRM	$ MIL.
1	WSP USA	53.01
2	Ballinger	42.11
3	HDR	40.35
4	Stantec	38.92
5	IMEG	32.60
6	Shepley Bulfinch	28.73
7	HKS	25.27
8	Jaros, Baum & Bolles (JB&B)	22.11
9	Gensler	17.75
10	SmithGroup	12.51

 

Hospitality

RANK	FIRM	$ MIL.
1	Gensler	14.19
2	VHB	10.69
3	HKS	9.54
4	WSP USA	7.79
5	IMEG	5.60
6	AECOM	4.84
7	JCJ Architecture	4.70
8	IKM Architecture	4.51
9	Langan	3.57
10	Thornton Tomasetti	2.50

 

Mixed Use

RANK	FIRM	$ MIL.
1	AECOM	33.30
2	Stantec	24.72
3	HKS	19.09
4	Langan	17.88
5	WSP USA	15.55
6	Kimley-Horn	13.34
7	Elkus Manfredi Architects	8.30
8	Grimm + Parker Architects	6.92
9	Bowman Consulting Group Ltd. (Bowman)	6.33
10	IMEG	6.20

 

Multi-Unit Residential

RANK	FIRM	$ MIL.
1	Langan	39.25
2	Bowman Consulting Group Ltd. (Bowman)	32.78
3	VHB	30.89
4	AECOM	29.81
5	WSP USA	27.99
6	ECS Group of Companies	23.24
7	Thornton Tomasetti	20.70
8	Gensler	20.15
9	Atwell LLC	17.44
10	Tetra Tech / Cosentini Associates	15.98

 

R&D Facilities

RANK	FIRM	$ MIL.
1	HDR	31.99
2	Vanderweil Engineers	24.75
3	ZGF	22.61
4	Elkus Manfredi Architects	20.15
5	Stantec	15.32
6	SmithGroup	13.28
7	WSP USA	10.19
8	Affiliated Engineers Inc. (AEI)	8.02
9	Arup US Inc.	6.59
10	IMEG	6.40

 

Other General Building

RANK	FIRM	$ MIL.
1	Colliers Engineering & Design	153.81
2	Civil & Environmental Consultants Inc.	28.60
3	Vocon	25.10
4	Woolpert	24.35
5	PS&S	22.14
6	ECS Group of Companies	20.81
7	Kleinfelder Inc.	20.49
8	Woodard & Curran	16.23
9	BRAVO Group	9.98
10	Rummel, Klepper and Kahl LLP	9.21

 

Religious and Cultural

RANK	FIRM	$ MIL.
1	Beyer Blinder Belle Architects & Planners	27.18
2	Quinn Evans	18.53
3	Ayers Saint Gross	12.17
4	Thornton Tomasetti	10.18
5	SmithGroup	8.99
6	DLR Group	5.33
6	Elkus Manfredi Architects	5.33
8	AECOM	4.36
9	Arup US Inc.	3.75
10	Langan	3.57

 

Hazardous Waste

RANK	FIRM	$ MIL.
1	AECOM	194.27
2	Arcadis North America	186.18
3	TRC Cos.	120.01
4	WSP USA	106.17
5	Langan	85.80
6	Parsons	76.74
7	GEI Consultants Inc.	45.61
8	GFT	36.20
9	Woodard & Curran	33.91
10	Terracon	24.00

 

Retail

RANK	FIRM	$ MIL.
1	Gensler	31.94
2	Kimley-Horn	17.59
3	ECS Group of Companies	10.36
4	Terracon	10.30
5	WSP USA	10.24
6	VHB	7.00
7	Bowman Consulting Group Ltd. (Bowman)	6.71
8	GZA	6.45
9	Arcadis North America	5.46
10	Dewberry	4.36

 

Industrial Process

RANK	FIRM	$ MIL.
1	Arcadis North America	125.75
2	WSP USA	23.26
3	CHA Consulting Inc.	18.82
4	Burns & McDonnell	17.40
5	Civil & Environmental Consultants Inc.	14.90
6	PS&S	8.83
7	Stantec	8.63
8	Salas O’Brien	7.79
9	Terracon	7.60
10	Woodard & Curran	7.51

 

Sports/Recreation

RANK	FIRM	$ MIL.
1	Gensler	41.87
2	Langan	14.50
3	Stantec	10.92
4	Thornton Tomasetti	8.49
5	HNTB Corp.	7.75
6	CHA Consulting Inc.	7.59
7	Kimley-Horn	6.92
8	IMEG	5.40
9	WSP USA	5.13
10	AECOM	4.95

 

Manufacturing

RANK	FIRM	$ MIL.
1	Burns & McDonnell	38.68
2	Arcadis North America	29.76
3	Stantec	14.26
4	Colliers Engineering & Design	14.00
5	GZA	12.60
6	Fuss & O’Neill Inc.	12.44
7	CHA Consulting Inc.	10.65
8	Merrick & Co.	8.80
9	Woodard & Curran	7.25
10	Langan	6.26

 

Petroleum

RANK	FIRM	$ MIL.
1	Kleinfelder Inc.	41.56
2	Civil & Environmental Consultants Inc.	30.80
3	Burns & McDonnell	22.39
4	RETTEW Associates Inc.	14.24
5	Mott MacDonald	13.60
6	TRC Cos.	12.51
7	Michael Baker International	11.89
8	Stantec	11.39
9	WSP USA	9.44
10	Colliers Engineering & Design	7.50

 

Transportation

RANK	FIRM	$ MIL.
1	AECOM	823.51
2	WSP USA	634.68
3	HNTB Corp.	589.32
4	STV	412.80
5	GFT	382.50
6	Greenman-Pedersen	279.69
7	Rummel, Klepper and Kahl LLP	269.03
8	Michael Baker International	263.73
9	Parsons	244.54
10	VHB	239.52

 

Power

RANK	FIRM	$ MIL.
1	Burns & McDonnell	378.16
2	TRC Cos.	334.14
3	WSP USA	285.11
4	CHA Consulting Inc.	70.55
5	AECOM	56.60
6	Stantec	52.62
7	Kimley-Horn	51.96
8	GFT	47.40
9	Dewberry	45.74
10	Kleinfelder Inc.	44.26

 

Water Supply

RANK	FIRM	$ MIL.
1	AECOM	216.66
2	Arcadis North America	155.77
3	Stantec	103.06
4	Michael Baker International	65.78
5	GFT	55.80
6	WSP USA	42.56
7	HDR	40.96
8	Kleinfelder Inc.	40.72
9	Dewberry	38.71
10	Mott MacDonald	36.16

 

Sewerage/Solid Waste

RANK	FIRM	$ MIL.
1	HDR	75.37
2	Woodard & Curran	73.32
3	AECOM	66.45
4	Tetra Tech / Cosentini Associates	56.22
5	Wright-Pierce	36.92
6	Mott MacDonald	35.90
7	Rummel, Klepper and Kahl LLP	29.70
8	WSP USA	29.33
9	Colliers Engineering & Design	26.23
10	Arcadis North America	25.85

 

Other Project Types

RANK	FIRM	$ MIL.
1	Colliers Engineering & Design	41.31
2	Westwood Professional Services	30.64
3	Woolpert	25.00
4	Herbert, Rowland & Grubic Inc.	21.40
5	AECOM	14.64
6	VHB	12.96
7	BayLand Consultants & Designers Inc.	11.05
8	Fuss & O’Neill Inc.	9.55
9	Jaros, Baum & Bolles (JB&B)	7.90
10	Stantec	7.61

 

Telecommunications

RANK	FIRM	$ MIL.
1	Burns & McDonnell	94.81
2	Corgan	83.50
3	Kimley-Horn	49.44
4	Gensler	42.35
5	Bala Consulting Engineers Inc.	42.00
6	WSP USA	34.38
7	ECS Group of Companies	34.02
8	Salas O’Brien	31.13
9	Vanderweil Engineers	25.04
10	Langan	23.25

 

Architecture

RANK	FIRM	$ MIL.
1	Gensler	169.95
2	AECOM	152.98
3	Stantec	117.68
4	Corgan	97.15
5	HDR	71.53
6	Beyer Blinder Belle Architects & Planners	61.65
7	ZGF	61.20
8	STV	60.80
9	HKS	48.28
10	Quinn Evans	47.62