Halff Associates, Inc.
Richardson, TX
- UEI
- PM6KMNBLWEY6
- CAGE
- 0PPK6
- Primary NAICS
- 541330 Engineering Services
- SAM.gov registration
- Active through
Company facts
- FY2025 rankings
- Self-certified in SAM.gov
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Other NAICS codes in SAM.gov
- Corporate family
-
-
- Fort Worth, TX KH6SYRKBL3Z7
- The Woodlands, TX CKMGPLMG3HQ4
- Richardson, TX HWFYMQQZDCZ7
- Richardson, TX TC8EDK9TGN81
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- SAM.gov registration date
- Physical address
- 2380 Performance Dr bldg c ste 150, Richardson, TX 75082, USA
- Website
- halff.com
- Founded
- 1950
- Employees
- 1K-5K
- Estimated annual revenue
- $250M-$500M
- Industry
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- Industrials
- Capital Goods
- Construction & Engineering
- Civil Engineering
- SIC code
- 87 Engineering & Management Services
- Profiles
Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated .
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $0 |
| FY2026 | $0 |
| FY2025 | $247,820 |
| FY2024 | $28,785,310 |
| FY2023 | $804,302 |
Top agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Department of the Army | $160,960 |
Contract awards
Latest 5 listed here. See the rest on GovTribe.
Contract subawards
| Prime contractor | Prime award | Amount | Awarded |
|---|---|---|---|
| CDM Federal Programs Corporation | 70FA6023F00000025 | $75,056 | |
| CDM Federal Programs Corporation | 70FA6023F00000094 | $100,000 |
Grant subawards
| Prime recipient | Prime award | Amount | Awarded |
|---|---|---|---|
| Not on record | B-21-MC-48-0009 | $49,000 |
Similar vendors
| Vendor | Location | Primary NAICS |
|---|---|---|
| The Kleinfelder Group, Inc. | Coronado, CA | 541330 Engineering Services |
| Geosyntec Consultants, Inc. | Warner Robins, GA | 541330 Engineering Services |
| Michael Baker International, LLC | Pittsburgh, PA | 541330 Engineering Services |
| Environmental Govt Services | San Antonio, TX | 541620 Environmental Consulting Services |
| Sverdrup Crss | St. Louis, MO | 541330 Engineering Services |
About the company
Halff Associates, Inc., doing business as Halff, is a for-profit engineering and architectural consulting firm headquartered in Richardson, Texas, with a long-standing history of providing professional services to federal government agencies. Registered in SAM.gov since 2002, the company specializes in a wide range of technical consulting services, with a notable focus on environmental remediation, architectural design, and infrastructure assessment. The firm has established itself as a key contractor for various federal agencies, particularly in environmental investigation, architectural engineering, and infrastructure support projects.
The company's federal contract work is predominantly focused on environmental remediation, particularly per- and polyfluoroalkyl substances (PFAS) investigation and assessment at military installations. Significant contract awards include multiple delivery order contracts with the U.S. Army Corps of Engineers and the Department of the Air Force Materiel Command, totaling millions of dollars for remedial investigations at various Air Force bases including Joint Base San Antonio Lackland, Laughlin Air Force Base, Tinker Air Force Base, and Altus Air Force Base. Halff Associates has also secured contracts for infrastructure-related services such as roof repairs, structural analysis, and code reviews for military facilities. These contracts are typically firm fixed-price delivery orders, often part of larger indefinite delivery contracts, and are not set aside for specific business categories. The company works as a prime contractor and has demonstrated expertise across multiple domains including environmental assessment, architectural design, and infrastructure maintenance.
In terms of grant awards, Halff Associates has been involved in sub-grant projects primarily related to infrastructure and community development. Notable grant sub-awards include work with the City of San Marcos for stormwater master plan updates and modeling assistance, and a project with the City of Dallas for housing community development block grant infrastructure improvements. The firm has also worked with the Texas Water Development Board on a FEMA Receivable Cooperating Technical Partners project, demonstrating its capability to support local and state-level infrastructure and environmental planning initiatives. These grant sub-awards showcase the company's versatility in providing professional services across different levels of government and various technical domains, with a focus on infrastructure, water resources, and community development planning.
Quick answers
Is Halff Associates, Inc. registered in SAM.gov?
Yes. Halff Associates, Inc.'s SAM.gov registration is active through November 12, 2026.
How much has Halff Associates, Inc. received in federal contracts?
Federal contracts obligated $247,820 to Halff Associates, Inc. in fiscal year 2025 and $29,837,432 in fiscal years 2023 through 2027.
How does Halff Associates, Inc. rank among federal contractors?
Halff Associates, Inc. ranked #20 in PSC C222 and #75 in PSC C1AZ in FY2025.
What is Halff Associates, Inc.'s most recent federal award?
Halff Associates, Inc.'s most recent federal contract award is Base realignment and closure (brac) property remedial investigation of per- and polyfluoroalkyl substances (PFAS) at… (W912BV24F0367), from ENDIST Tulsa (USACE), on September 12, 2024.
On GovTribe
See Halff Associates, Inc.'s full federal record
- Federal contract awards
- IDV awards
- Subcontracting relationships
- Funding analysis by agency, NAICS and set-aside
- Similar vendors