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ENR 2026 Top 500 Design Firms

With some economists forecasting that an expected $1.75 trillion in AI-related infrastructure spending will drive U.S. economic growth well into 2027, the phrase “a rising tide lifts all boats” rings true—at least for participants on this year’s Top 500 Design Firms list. Overall, firms clinched a 7.4% increase in revenue last year to $158.7 billion.

The table below shows only rankings and firm name. For complete data from the Top 500 Design Firms list see the following links.

More detailed information on the Top 500 Design Firms:

View complete list with revenue and market data

Current Top 500 Design Firms Story:
ENR 2026 Top 500 Design Firms: AI Boom Buoys Design Revenue

Click below for earlier editions:
2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009 | 2008 | 2007 | 2006 | 2005 | 2004 | 2003

Companies are ranked according to revenue for design services performed in 2025 in $ millions (*). Those with subsidiaries are indicated by (†). For information on subsidiaries and where each firm worked outside of the U.S., see www.enr.com. **Firms not ranked last year. Some markets may not add up to 100% due to omission of “other” miscellaneous market category and rounding. NA-Not available.

Key to Type of Firm: A architect, E engineer, EC engineer-contractor, AE architect-engineer, EA engineer-architect, ENV environmental, GE geotechnical engineer, L landscape architect, P planner and O other. Other combinations are possible. Firms classified themselves.

ENR 2026 Top 500 Design Firms

001-100 | 101-200 | 201-300 | 301-400 | 401-500

RANK 2026	RANK 2025	FIRM	FIRM TYPE
1	2	Jacobs Solutions Inc., Dallas, Texas	M
2	1	AECOM, Dallas, Texas	M
3	3	Tetra Tech, Pasadena, Calif.	E
4	4	WSP, New York, N.Y.	M
5	5	Fluor, Irving, Texas†	EC
6	6	HDR, Omaha, Neb.†	M
7	7	Burns & McDonnell, Kansas City, Mo.†	O
8	8	Kimley-Horn, Raleigh, N.C.	M
9	9	Stantec Inc., Irvine, Calif.†	EA
10	11	HNTB Cos., Kansas City, Mo.	M
11	10	Arcadis North America, Highlands Ranch, Colo.	M
12	15	Kiewit Corp., Omaha, Neb.	EC
13	12	Gensler, San Francisco, Calif.	A
14	13	Black & Veatch, Overland Park, Kan.†	M
15	16	Parsons, Chantilly, Va.	EC
16	20	AtkinsRéalis, Orlando, Fla.	M
17	17	TRC Cos., Windsor, Conn.	M
18	18	GFT, Mechanicsburg, Pa.	M
19	19	Terracon Consultants Inc., Olathe, Kan.	M
20	14	Bechtel, Reston, Va.	M
21	21	Leidos, Reston, Va.	M
22	23	Sargent & Lundy, Chicago, Ill.	E
23	22	CDM Smith, Boston, Mass.†	M
24	32	Colliers Engineering & Design, Holmdel, N.J.†	M
25	25	EXP, Chicago, Ill.	M
26	26	NV5 Global Inc., Hollywood, Fla.†	M
27	24	Intertek-PSI, Arlington Heights, Ill.	M
28	27	Michael Baker International, Pittsburgh, Pa.†	M
29	28	GHD, Niagara Falls, N.Y.†	M
30	30	TYLin, San Francisco, Calif.†	E
31	31	Salas O’Brien, Irvine, Calif.	EA
32	34	STV, New York, N.Y.†	EA
33	35	Perkins&Will, Chicago, Ill.	A
34	36	Geosyntec Consultants, Boca Raton, Fla.†	M
35	37	Dewberry, Fairfax, Va.†	M
36	39	Woolpert, Dayton, Ohio†	M
37	38	HKS, Dallas, Texas	M
38	44	Hazen and Sawyer, New York, N.Y.	E
39	40	UES, Orlando, Fla.	M
40	45	Willdan, Anaheim, Calif.	M
41	54	Corgan, Dallas, Texas	A
42	33	Mott MacDonald, Iselin, N.J.†	E
43	47	Kleinfelder Inc., San Diego, Calif.†	M
44	41	Brown and Caldwell, Walnut Creek, Calif.†	M
45	50	Johnson Mirmiran & Thompson Inc. (JMT), Hunt Valley, Md.†	M
46	42	HOK, St. Louis, Mo.	M
47	55	Langan, Parsippany, N.J.†	M
48	75	Ardurra Group, Miami, Fla.	M
49	51	Carollo Engineers, Walnut Creek, Calif.	E
50	53	KCI Holdings Inc., Sparks, Md.	M
51	48	IMEG, Rock Island, Ill.	E
52	52	LJA Engineering Inc., Houston, Texas†	E
53	58	RS&H Inc., Jacksonville, Fla.†	M
54	49	Atlas Technical Consultants, Denver, Colo.†	M
55	43	Arup US Inc., New York, N.Y.†	M
56	139	EGIS USA, Chicago, Ind.	M
57	63	CHA Consulting Inc., Albany, N.Y.	M
58	60	ENTRUST Solutions Group, Lisle, Ill.	E
59	57	Populous, Kansas City, Mo.	A
60	66	ECS Group of Cos., Chantilly, Va.	O
61	67	DLR Group, Seattle, Wash.	M
62	46	SCS Engineers, Long Beach, Calif.†	ENV
63	69	Pape-Dawson, San Antonio, Texas†	E
64	29	Amentum, Chantilly, Va.	EC
65	61	VHB, Watertown, Mass.	M
66	77	Westwood Professional Services, Plano, Texas	M
67	76	Rummel Klepper and Kahl LLP, Baltimore, Md.	M
68	68	SmithGroup, Detroit, Mich.	M
69	78	Jensen Hughes, Columbia, Md.	M
70	70	Atwell LLC, Southfield, Mich.†	M
71	72	Bowman Consulting Group Ltd. (Bowman), Reston, Va.	M
72	74	Olsson Inc., Lincoln, Neb.	E
73	81	Verdantas, Tampa, Fla.	M
74	62	Actalent Services, Hanover, Md.†	M
75	59	Ramboll Group, Arlington, Va.	E
76	71	Consor Engineers, Miami, Fla.†	M
77	73	Thornton Tomasetti, New York, N.Y.	E
78	65	Hargrove Engineers & Constructors, Mobile, Ala.†	EC
79	83	GEI Consultants Inc., Wakefield, Mass.	E
80	79	CannonDesign, New York City, N.Y.	A
81	104	Enercon Services Inc., Kennesaw, Ga.	E
82	82	Mead & Hunt Inc., Middleton, Wis.†	EAC
83	80	Greenman-Pedersen, Melville, N.Y.†	E
84	64	Audubon Cos., Houston, Texas	E
85	88	Garver, North Little Rock, Ark.	M
86	84	Woodard & Curran, Portland, Maine	M
87	100	Ulteig Engineers, Fargo, N.D.	E
88	90	Volkert Inc., Mobile, Ala.	O
89	85	S&B, Houston, Texas	EC
90	99	IPS-Integrated Project Services LLC, Blue Bell, Pa.	EA
91	86	Gresham Smith, Nashville, Tenn.	EA
92	89	SAM LLC, Austin, Texas†	M
93	105	SWCA Environmental Consultants, Phoenix, Ariz.	ENV
94	102	KPFF Consulting Engineers, Seattle, Wash.	E
95	101	Benesch, Chicago, Ill.	M
96	95	Certerra, Las Vegas, Nev.†	GE
97	94	Civil & Environmental Consultants Inc., Moon Township, Pa.	M
98	93	Moffatt & Nichol, Long Beach, Calif.†	M
99	103	CMTA Inc., Prospect, Ky.	EC
100	91	Halff, Richardson, Texas	M