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

More detailed information on the Top Design Firms:
Top Design Firms Rankings by Sectors
Related Article:
ENR Texas & Southeast Top Design Firms See Revenue Gains in Southern States
Click here for archived ENR Texas & Louisiana top lists.
| Rank 2025/2024 |
Company Location/Website Top Officer |
Lic. Arch. Engr. Leed AP |
Largest Project to Break Ground Location Project Value ($ Mil.) |
Market Sectors By % of Revenue** | Regional Rev. 2024 ($ Mil) |
|---|---|---|---|---|---|
| 1/— | Kimley-Horn Alpharetta, Ga. | kimley-horn.com Angela Fanney, Regional Leader, South Region |
1 1,361 77 |
Not Provided | 47 General Building 30 Transportation 7 Water Supply |
1,510.48 |
| 2/— | AECOM* Dallas | aecom.com Troy Rudd, Chairman & CEO |
38 721 57 |
Not Provided | 47 Transportation 17 General Building 14 Water Supply |
1,151.77 |
| 3/— | WSP USA Atlanta | wsp.com Claudia Bilotto, Regional Executive |
45 1,612 626 |
Hartsfield-Jackson Atlanta International Airport Concourse D Widening Atlanta 1,400.00 |
34 Power 31 Transportation 13 General Building |
1,143.37 |
| 4/— | Burns & McDonnell Houston | burnsmcd.com Allen Xi, Executive VP, Leader of Americas South Region |
8 456 6 |
Not Provided | 41 Power 24 Petroleum 10 General Building |
1,025.73 |
| 5/— | HDR Austin | hdrinc.com Kelly Kaatz, Regional Director of Operations, South Central |
102 943 156 |
Not Provided | 51 Transportation 13 General Building 13 Water Supply |
890.43 |
| 6/— | HNTB Corp. Austin | hntb.com Scott Haywood, Central Division President |
21 430 23 |
North Houston Highway Improvement Project Houston 1,3000.00 |
100 Transportation |
642.65 |
| 7/— | Stantec Tampa | stantec.com Amy Campbell, Vice President |
68 415 18 |
IH-20 From East of CR 1300 to East of CR 1250 Midland , Texas 186.26 |
29 Water Supply 26 General Building 26 Transportation |
640.08 |
| 8/— | Terracon Olathe, Kan. | terracon.com Bob Pavlicek, Chief Operating Officer |
11 256 3 |
Capital Express Central Austin 5,600.00 |
42 General Building 16 Transportation 16 Hazardous Waste |
603.43 |
| 9/— | Arcadis North America Highlands Ranch, Colo. | arcadis.com John McCarthy, President, Arcadis North America |
0 0 0 |
Not Provided | 28 Transportation 22 Hazardous Waste 20 Industrial Process |
568.86 |
| 10/— | LJA Engineering Inc. Houston | lja.com James Ross, President & CEO |
0 497 0 |
Not Provided | 57 General Building 31 Transportation 7 Water Supply |
508.14 |
| 11/— | Pape-Dawson San Antonio | pape-dawson.com Samuel G. Dawson, CEO |
19 459 81 |
Titans Stadium Nashville 2,100.00 |
55 General Building 24 Transportation 10 Water Supply |
431.91 |
| 12/— | HKS Inc. Dallas | hksinc.com Dan Noble, CEO & Chairman |
237 32 107 |
Children’s Health Pediatric Campus Dallas Not Provided |
100 General Building |
360.86 |
| 13/— | S&B Houston | sbec.com Jeff Spiels, CEO |
1 128 0 |
Not Provided | 63 Petroleum 24 Industrial Process 6 Transportation |
346.62 |
| 14/— | RS&H Inc. Dallas | rsandh.com Steve Creamer, Senior Vice President |
55 334 59 |
RDU Runway 5L-23R Reconstruction Schematic Design, Raleigh 500.00 |
86 Transportation 11 General Building 3 Manufacturing |
339.07 |
| 15/— | Gannett Fleming TranSystems (GFT) Raleigh | gannettfleming.com Bo Sanchez, Sr. VP, Southeast Region Transportation Leader |
20 417 5 |
SR 74 Over I-85 Fairburn, Ga. 81.00 |
76 Transportation 17 Water Supply 4 Power |
328.99 |
| 16/— | Halff Richardson, Texas | halff.com Jessica Baker Daily, President & CEO |
30 387 11 |
Dallas North Tollway Segment 5 Phase 4A - From US 380 to FM 428 (North Texas Tollway Authority) Dallas-Fort Worth Metroplex, Texas 183.70 |
44 Transportation 22 General Building 18 Sewerage/Solid Waste |
321.60 |
| 17/— | Hargrove Engineers & Constructors Mobile, Ala. | hargrove-epc.com Ralph A. Hargrove, President & CEO |
0 266 0 |
Liquefaction of Hydrogen – Brownfield Plant Louisiana 140.00 |
73 Industrial Process 22 Petroleum 4 Power |
318.19 |
| 18/— | Garver North Little Rock, Ark. | GarverUSA.com Brock Hoskins, President & CEO |
5 333 18 |
I-35 Northeast Expansion (I-35 From I-410 South to I-410 North) San Antonio 700.00 |
56 Transportation 20 Water Supply 19 Sewerage/Solid Waste |
297.60 |
| 19/— | Corgan Dallas | corgan.com Scott Ruch, CEO |
159 0 92 |
Plano ISD High School Additions & Renovations Plano, Texas 197.00 |
46 General Building 29 Telecommunications 26 Transportation |
277.40 |
| 20/— | AtkinsRéalis Tampa | atkinsrealis.com Steve Morriss, President, U.S. and Latin America, Global Minerals & Metals |
42 708 0 |
Not Provided | 82 Transportation 7 General Building 5 Water Supply |
250.53 |
| +There is no ranking for 2024 due to the consolidation of the Southeast and Texas & Louisiana regions into the new Texas & Southeast region. *Revenue was provided on a fiscal-year basis. all others provided calendar-year data, which is preferred. **May not add up to 100% due to omission of other miscellaneous market categories and/or rounding. |
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