June 22, 2015

The ENR Mountain States Colorado & Wyoming 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 List:
Colorado/Wyoming Top Design Firms Ranking

Other information on the Mountain States Top Lists:
Intermountain Top Design Firms Ranking
Intermountain Top Design Firms By Specialty

Click below for earlier editions:
2014 | 2013 | 2012 | 2011 | 2010

 

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Petroleum

Rank	Firm	$ Mil.
1	Halker Consulting LLC	20.58
2	Zachry Group	11.70
3	AECOM	6.61
4	SWCA Environmental Consultants	5.93
5	Surveying And Mapping LLC (SAM)	5.70
6	Terracon Consultants Inc.	2.88
7	Cardno	2.67
8	Stantec	1.44
9	Farnsworth Group Inc.	1.36
10	Wilson & Co., Engineers & Architects	0.95

Education/Research

Rank	Firm	$ Mil.
1	MOA ARCHITECTURE	6.58
2	AECOM	4.14
3	4240 Architecture Inc.	3.33
4	OZ Architecture	3.30
5	Martin/Martin Inc.	3.11
6	CTA Architects Engineers	2.97
7	H+L Architecture	2.66
8	Davis Partnership Architects	2.61
9	M.E. GROUP	2.30
10	MKK Consulting Engineers Inc.	2.27
11	JVA Inc.	2.18
12	DLR Group	1.39
13	CTL | Thompson Inc.	1.06
14	Terracon Consultants Inc.	0.93
15	WSP | Parsons Brinckerhoff	0.76

Water Supply

Rank	Firm	$ Mil.
1	MWH Global Inc.	33.70
2	AECOM	22.59
3	Burns & McDonnell	6.24
4	Dewberry	5.16
5	Carollo Engineers Inc.	4.25
6	Ayres Associates	3.49
7	ARCADIS US/RTKL/Callison	1.51
8	Terracon Consultants Inc.	1.38
9	Michael Baker International	1.35
10	Hatch Mott MacDonald	1.17

Architecture

Rank	Firm	$ Mil.
1	OZ Architecture	18.00
2	Davis Partnership Architects	17.06
3	H+L Architecture	14.81
4	Gensler	11.53
5	MOA ARCHITECTURE	9.32
6	RNL	8.66
7	The Beck Group	5.57
8	DLR Group	5.07
9	AECOM	4.09
10	CTA Architects Engineers	3.55
11	4240 Architecture Inc.	3.34
12	Farnsworth Group Inc.	3.10
13	CSNA Architects	2.72
14	Merrick & Co.	2.49
15	RS&H Inc.	2.15
16	Van Tilburg, Banvard & Soderbergh	2.11
17	Short Elliott Hendrickson Inc. (SEH)	1.86
18	Pahl Architecture pc	1.82
19	Intergroup Architects	1.75
20	Rowland+Broughton Architecture and Urban Design	1.56
21	EVstudio	1.40
22	The Abo Group Inc.	1.00

Transportation

Rank	Firm	$ Mil.
1	AECOM	57.23
2	WSP | Parsons Brinckerhoff	22.83
3	Stantec	15.48
4	Atkins North America	14.66
5	Felsburg Holt & Ullevig	12.40
6	Short Elliott Hendrickson Inc. (SEH)	12.28
7	Wilson & Co., Engineers & Architects	9.50
8	Michael Baker International	5.45
9	RS&H Inc.	5.18
10	Cardno	2.67
11	Hatch Mott MacDonald	2.47
12	Farnsworth Group Inc.	2.33
13	Collins Engineers Inc.	2.02
14	Martin/Martin Inc.	2.01
15	Gensler	1.78
16	Kimley-Horn	1.63
17	Morrison-Maierle Inc.	1.61
18	Swanson Rink Inc.	1.38
19	Terracon Consultants Inc.	1.30
20	The Abo Group Inc.	0.96

Industrial Process

Rank	Firm	$ Mil.
1	AECOM	17.97
2	Burns & McDonnell	13.51
3	WSP | Parsons Brinckerhoff	0.54

Hazardous Waste

Rank	Firm	$ Mil.
1	AECOM	15.60
2	ARCADIS US/RTKL/Callison	13.16
3	Merrick & Co.	4.51
4	Cardno	2.67
5	Ninyo & Moore	0.96
6	Burns & McDonnell	0.40