Data / Federal awards / NAICS 541350
NAICS 541350 Building Inspection Services: $550.7 million in federal contracts to 766 recipients (FY2024 to FY2027)
Federal agencies obligated $550.7 million under NAICS 541350, Building Inspection Services, across 1,718 contract awards to 766 named recipients in fiscal years 2024 to 2027. The largest recipients are WSP USA SERVICES INC. ($117.9 million), VANGUARD INSPECTION SERVICES ($106.5 million), JLL-RER SOLUTIONS, LLC ($48.2 million). Department of Homeland Security is the largest buyer with $246.7 million. 9 opportunities under this code are open on SAM.gov now.
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- NAICS code
- 541350 Building Inspection Services
- Contract awards
- 1,718
- Obligated
- $550.7 million
- Named recipients
- 766
- Buying agencies
- 19
- Small business share of obligations
- 10%
- Full and open competition share
- 89%
- Set aside share
- 6%
- Latest action
- 2026-10-02
Open opportunities in this niche
The same code on SAM.gov, read each morning: 9 opportunities you can still respond to.
Incumbents: the largest recipients
Ranked by dollars obligated in fiscal years 2024 to 2027.
| Recipient | Business size | Awards | Obligated | Share |
|---|---|---|---|---|
| WSP USA SERVICES INC. | Other Than Small Business | 60 | $117.9 million | 21.4% |
| VANGUARD INSPECTION SERVICES | Other Than Small Business | 68 | $106.5 million | 19.3% |
| JLL-RER SOLUTIONS, LLC | Other Than Small Business | 7 | $48.2 million | 8.8% |
| NATIONAL OPINION RESEARCH CENTER | Other Than Small Business | 4 | $36.7 million | 6.7% |
| T2S, LLC | Other Than Small Business | 2 | $20.4 million | 3.7% |
| MATHEMATICA INC. | Other Than Small Business | 4 | $20 million | 3.6% |
| OST INC | Other Than Small Business | 2 | $19.2 million | 3.5% |
| TRIBAL ONE TECHNOLOGY, LLC | Small Business | 6 | $14.9 million | 2.7% |
| KEARNEY & COMPANY, P.C. | Other Than Small Business | 4 | $14.6 million | 2.6% |
| INSTITUTE FOR BUILDING TECHNOLOGY AND SAFETY | Other Than Small Business | 2 | $13.2 million | 2.4% |
| POWERTRAIN, INC. | Other Than Small Business | 2 | $10 million | 1.8% |
| ANALEX CORPORATION | Other Than Small Business | 2 | $8.5 million | 1.5% |
| ITC FEDERAL, LLC | Other Than Small Business | 3 | $8.5 million | 1.5% |
| BAE SYSTEMS TECHNOLOGY SOLUTIONS & SERVICES INC. | Other Than Small Business | 2 | $7.1 million | 1.3% |
| COGNIZANT GOVERNMENT SOLUTIONS, INC. | Other Than Small Business | 2 | $5.8 million | 1.1% |
| POND & COMPANY | Other Than Small Business | 1 | $5.7 million | 1.0% |
| SAWDEY SOLUTION SERVICES INC | Other Than Small Business | 2 | $4.5 million | 0.8% |
| MISCELLANEOUS FOREIGN AWARDEES | Other Than Small Business | 158 | $4.4 million | 0.8% |
| DATA COMPUTER CORPORATION OF AMERICA | Other Than Small Business | 2 | $3.8 million | 0.7% |
| ABT GLOBAL LLC | Other Than Small Business | 2 | $3.5 million | 0.6% |
| SZPM-ALPHA MPJV | Small Business | 3 | $3.4 million | 0.6% |
| SYSTEMS PLANNING AND ANALYSIS, INC. | Other Than Small Business | 3 | $2.8 million | 0.5% |
| RIVERSIDE RESEARCH INSTITUTE | Other Than Small Business | 4 | $2.7 million | 0.5% |
| BUCHANAN & EDWARDS, INC. | Other Than Small Business | 2 | $2.3 million | 0.4% |
| PARSONS GOVERNMENT SERVICES INC. | Other Than Small Business | 4 | $2 million | 0.4% |
| RD3, INC. | Small Business | 31 | $2 million | 0.4% |
| INTREPID LLC | Other Than Small Business | 2 | $1.9 million | 0.3% |
| HURTVET SUBCONTRACTING, INC. | Small Business | 7 | $1.6 million | 0.3% |
| CARCONGROUP ENGINEERING PSC | Small Business | 2 | $1.5 million | 0.3% |
| NV5 CONSULTANTS, INC. | Other Than Small Business | 6 | $1.5 million | 0.3% |
| KNOWESIS, INC. | Other Than Small Business | 2 | $1.4 million | 0.2% |
| GLOBAL, INC | Small Business | 1 | $1.3 million | 0.2% |
| THE CNA CORPORATION | Other Than Small Business | 2 | $1.3 million | 0.2% |
| PROJECT SOLUTIONS, INC. | Small Business | 9 | $1.2 million | 0.2% |
| RESEARCH TRIANGLE INSTITUTE | Other Than Small Business | 2 | $1.2 million | 0.2% |
| SOUTHCO SERVICES LLC | Small Business | 55 | $1.1 million | 0.2% |
| ARIAS-GUARDIA & ASOC. | Other Than Small Business | 1 | $1.1 million | 0.2% |
| DT GLOBAL INC | Other Than Small Business | 2 | $1 million | 0.2% |
| DAYTON GROUP INC | Small Business | 5 | $938,989 | 0.2% |
| ATI, INC. | Other Than Small Business | 9 | $928,943 | 0.2% |
| RESOLVESOFT, INC. | Other Than Small Business | 2 | $859,804 | 0.2% |
| BLACKHAWK CONSTRUCTION LLC | Small Business | 3 | $852,107 | 0.2% |
| ATLANTIC FIRST INDUSTRIES CORPORATION | Small Business | 27 | $841,140 | 0.2% |
| GENERAL SERVICE CONTRACTING, LLC | Small Business | 2 | $722,694 | 0.1% |
| SOUTHERN AIRE CONTRACTING, INC. | Small Business | 1 | $679,143 | 0.1% |
| ARCADIS CONSULTING (UK) LIMITED | Other Than Small Business | 1 | $648,549 | 0.1% |
| FIRE PROTECTION SERVICE CORP | Small Business | 1 | $626,500 | 0.1% |
| LALINI ENTERPRISES LLC | Small Business | 2 | $572,560 | 0.1% |
| TEKTON CC, LLC | Small Business | 9 | $533,937 | 0.1% |
| CHINOOK SYSTEMS INC | Small Business | 3 | $532,386 | 0.1% |
Agencies buying under this code
| Agency | Awards | Obligated | Largest recipient |
|---|---|---|---|
| Department of Homeland Security | 160 | $246.7 million | WSP USA SERVICES INC. |
| Department of Defense | 214 | $149.6 million | JLL-RER SOLUTIONS, LLC |
| Department of Health and Human Services | 25 | $59.8 million | NATIONAL OPINION RESEARCH CENTER |
| Department of Agriculture | 39 | $27.9 million | TRIBAL ONE TECHNOLOGY, LLC |
| Department of Veterans Affairs | 356 | $18.6 million | HURTVET SUBCONTRACTING, INC. |
| Department of Labor | 1 | $13.3 million | NATIONAL OPINION RESEARCH CENTER |
| Department of Housing and Urban Development | 18 | $10.5 million | INSTITUTE FOR BUILDING TECHNOLOGY AND SAFETY |
| Department of State | 302 | $10.4 million | MISCELLANEOUS FOREIGN AWARDEES |
| General Services Administration | 447 | $4.4 million | RD3, INC. |
| Smithsonian Institution | 29 | $3.5 million | NV5 CONSULTANTS, INC. |
| Department of Energy | 15 | $1.8 million | DAYTON GROUP INC |
| Department of the Interior | 40 | $1.6 million | MHM SERVICES, INC. |
| Millennium Challenge Corporation | 1 | $1 million | DT GLOBAL INC |
| Department of Justice | 36 | $908,823 | PROPERTY & ENVIRONMENTAL MANAGEMENT INC |
| Department of Transportation | 13 | $243,758 | ALASKA AIR BALANCING, INC. |
| Social Security Administration | 6 | $166,989 | ALLSAFE ELEVATOR INSPECTIONS, LLC |
| Department of Commerce | 7 | $102,939 | RD3, INC. |
| Department of the Treasury | 5 | $68,718 | SHINE ON GROUP, INC |
| Agency for International Development | 4 | $34,893 | SELECTRICS ELECTRICAL (PTY) LTD |
Obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2024 | $156.8 million |
| FY2025 | $186.9 million |
| FY2026 | $206.4 million |
| FY2027 | $641,631 |
Products and services bought
| Code | Product or service | Awards | Obligated |
|---|---|---|---|
| H156 | Quality Control- Construction and Building Materials | 134 | $241.9 million |
| R499 | Support- Professional: Other | 404 | $42.3 million |
| R425 | Support- Professional: Engineering/technical | 23 | $42.1 million |
| AF32 | Education, Training, Employment, & Social Svcs R&d Svcs; Social Svcs R&d; Applied Research | 3 | $40.6 million |
| R408 | Support- Professional: Program Management/support | 17 | $32.6 million |
| H399 | Inspection- Miscellaneous | 144 | $20.8 million |
| AC12 | National Defense R&d Services; Department of Defense - Military; Applied Research | 1 | $20.4 million |
| H956 | Other Qc/test/inspect- Construction and Building Materials | 8 | $19.2 million |
| AF21 | Education, Training, Employment, & Social Svcs R&d Svcs; Training & Labor R&d; Basic Research | 1 | $13.3 million |
| R710 | Support- Management: Financial | 2 | $10.8 million |
Largest contract awards
| Award ID | Recipient | Agency | Type | NAICS | What it buys | Obligated in window | Award value | Starts | Ends | Place of performance | Source |
|---|---|---|---|---|---|---|---|---|---|---|---|
| W9124J24F0181 | JLL-RER SOLUTIONS, LLC | Department of Defense | Delivery Order | 541350 | PRIMARY HOUSING INSPECTIONS (CONUS) | $29,212,084 | $29,212,084 | September 29, 2024 | September 28, 2025 | Washington, DC | usaspending.gov |
| 7571MN26F80108 | NATIONAL OPINION RESEARCH CENTER | Department of Health and Human Services | Delivery Order | 541350 | NSECE 2029 - 2029 NATIONAL SURVEY OF EARLY CARE AND EDUCATION IS A NATIONALLY REPRESENTATIVE STUDY ADMINISTERED BY ACF'S OFFICE OF EARLY CHI | $23,110,414 | $23,110,414 | September 30, 2026 | September 29, 2031 | Chicago, IL | usaspending.gov |
| 70FBR425F00000011 | WSP USA SERVICES INC. | Department of Homeland Security | Delivery Order | 541350 | HOUSING INSPECTION SERVICES (HIS) - WSP USA SERVICES, INC. 150,000 INSPECTIONS IN SUPPORT OF PRESIDENTIALLY DECLARED DISASTER IN THE STATE O | $22,865,371 | $23,177,115 | October 13, 2024 | September 11, 2025 | Hernando, FL | usaspending.gov |
| 70FBR425F00000010 | VANGUARD INSPECTION SERVICES | Department of Homeland Security | Delivery Order | 541350 | HOUSING INSPECTION SERVICES IN RESPONSE TO DR-4834-FL. 150,000 INSPECTIONS IN SUPPORT OF PRESIDENTIALLY DECLARED DISASTER IN THE STATE OF FL | $22,474,082 | $22,475,958 | October 13, 2024 | September 11, 2025 | Hernando, FL | usaspending.gov |
| 70FBR524F00000026 | WSP USA SERVICES INC. | Department of Homeland Security | Delivery Order | 541350 | HOUSING INSPECTION SERVICES (HIS) - WSP USA SERVICES, INC. - DR-4757-MI 25,000 HOUSING INSPECTIONS. | $22,237,678 | $22,256,265 | February 12, 2024 | December 10, 2024 | Detroit, MI | usaspending.gov |
| W56KGU26FA005 | T2S, LLC | Department of Defense | Delivery Order | 541350 | SERVICES, ON-SITE AND OFF-SITE, TO INCLUDE RESEARCH AND DEVELOPMENT, ENGINEERING, INTEGRATION, TESTING, TRAINING, LOGISTICS, PROGRAM/PROJECT | $20,447,451 | $58,392,903 | February 27, 2026 | February 26, 2031 | Belcamp, MD | usaspending.gov |
| W900KK26FA025 | OST INC | Department of Defense | Delivery Order | 541350 | SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE BRIDGE | $19,236,250 | $55,073,159 | February 1, 2026 | August 14, 2026 | Orlando, FL | usaspending.gov |
| 86615625C00001 | INSTITUTE FOR BUILDING TECHNOLOGY AND SAFETY | Department of Housing and Urban Development | Definitive Contract | 541350 | IPIA AND SAA MONITORING AND INSPECTION SERVICES | $14,042,339 | $14,042,339 | November 5, 2024 | November 4, 2027 | Washington, DC | usaspending.gov |
| W9124J25FA094 | JLL-RER SOLUTIONS, LLC | Department of Defense | Delivery Order | 541350 | ARMY PRIVATIZED HOUSING INSPECTION SERVICES CONTRACT | $13,907,991 | $13,907,991 | September 29, 2025 | September 28, 2026 | Washington, DC | usaspending.gov |
| 70FBR624F00000102 | WSP USA SERVICES INC. | Department of Homeland Security | Delivery Order | 541350 | HOUSING INSPECTION SERVICES (HIS) - WSP USA SERVICES, INC. 20,000 INSPECTIONS IN SUPPORT OF PRESIDENTIALLY DECLARED DISASTER IN THE STATE OF | $13,824,061 | $13,824,847 | July 13, 2024 | March 9, 2025 | Houston, TX | usaspending.gov |
| 70FBR624F00000103 | VANGUARD INSPECTION SERVICES | Department of Homeland Security | Delivery Order | 541350 | HOUSING INSPECTION SERVICES IN RESPONSE TO DR-4798-TX. A TOTAL OF 20,000 INSPECTIONS TO BE PERFORMED IN RESPONSE TO DAMAGE FROM HURRICANE BE | $13,375,324 | $13,376,808 | July 13, 2024 | March 9, 2025 | Houston, TX | usaspending.gov |
| 1605C526F00014 | NATIONAL OPINION RESEARCH CENTER | Department of Labor | Delivery Order | 541350 | BLS NLSY97 RECOMPETE_26 NLSY97, R23 | $13,320,780 | $13,320,780 | July 23, 2026 | July 22, 2027 | Chicago, IL | usaspending.gov |
| 70FBR624F00000056 | WSP USA SERVICES INC. | Department of Homeland Security | Delivery Order | 541350 | HOUSING INSPECTION SERVICES (HIS) - WSP USA SERVICES, INC. 25,000 INSPECTIONS IN SUPPORT OF PRESIDENTIALLY DECLARED DISASTER IN THE STATE OF | $13,320,289 | $13,333,190 | May 20, 2024 | January 15, 2025 | Houston, TX | usaspending.gov |
| 70FB8020F00000168 | VANGUARD INSPECTION SERVICES | Department of Homeland Security | Delivery Order | 541350 | THIS TASK ORDER IS ISSUED TO PROVIDE OPERATIONAL SUPPORT FOR HOUSING INSPECTION SERVICES, FEMA'S INDIVIDUAL ASSISTANCE PROGRAM. | $12,393,017 | $39,936,770 | October 4, 2019 | August 31, 2026 | Tampa, FL | usaspending.gov |
| 70FBR424F00000096 | WSP USA SERVICES INC. | Department of Homeland Security | Delivery Order | 541350 | HOUSING INSPECTION SERVICES (HIS) - WSP USA SERVICES, INC. 20,000 INSPECTIONS IN SUPPORT OF PRESIDENTIALLY DECLARED DISASTER IN THE STATE OF | $12,210,791 | $12,218,842 | September 29, 2024 | March 28, 2025 | Horseshoe Beach, FL | usaspending.gov |
| 70FBR424F00000095 | VANGUARD INSPECTION SERVICES | Department of Homeland Security | Delivery Order | 541350 | HOUSING INSPECTION SERVICES IN RESPONSE TO DR-4828-FL. 20,000 INSPECTIONS IN SUPPORT OF PRESIDENTIALLY DECLARED DISASTER IN THE STATE OF FLO | $11,751,210 | $11,752,849 | September 29, 2024 | March 28, 2025 | Horseshoe Beach, FL | usaspending.gov |
| 70FBR426F00000017 | WSP USA SERVICES INC. | Department of Homeland Security | Delivery Order | 541350 | THE PURPOSE OF THIS ORDER IS IN SUPPORT OF DR4899-MS INDIVIDUAL ASSISTANCE DECLARATION FOR INDIVIDUAL AND HOUSEHOLD PROGRAM INSPECTIONS | $10,710,676 | $10,710,676 | April 18, 2026 | October 17, 2026 | Tupelo, MS | usaspending.gov |
| 70FBR425F00000002 | VANGUARD INSPECTION SERVICES | Department of Homeland Security | Delivery Order | 541350 | HOUSING INSPECTION SERVICES IN RESPONSE TO DR-4830-GA. 20,000 INSPECTIONS IN SUPPORT OF PRESIDENTIALLY DECLARED DISASTER IN THE STATE OF GEO | $10,612,542 | $10,614,222 | October 2, 2024 | August 29, 2025 | Savannah, GA | usaspending.gov |
| 70FBR425F00000001 | WSP USA SERVICES INC. | Department of Homeland Security | Delivery Order | 541350 | HOUSING INSPECTION SERVICES (HIS) - WSP USA SERVICES, INC. 20,000 INSPECTIONS IN SUPPORT OF PRESIDENTIALLY DECLARED DISASTER IN THE STATE OF | $10,260,081 | $10,268,159 | October 2, 2024 | August 29, 2025 | Savannah, GA | usaspending.gov |
| 7571MN26F80165 | POWERTRAIN, INC. | Department of Health and Human Services | Delivery Order | 541350 | THE PURPOSE OF THIS INITIATIVE IS TO PROMOTE HEALTHY AGING AND WELLNESS, AND TO REDUCE PREVENTABLE MORBIDITY AND MORTALITY AMONG ADULTS DURI | $9,999,999 | $9,999,999 | September 30, 2026 | September 29, 2027 | Hyattsville, MD | usaspending.gov |
| 7571MN26F80148 | MATHEMATICA INC. | Department of Health and Human Services | Delivery Order | 541350 | HS FACES HEAD START FAMILY AND CHILD EXPERIENCES STUDY ASSESSING THE ONGOING QUALITY AND EFFECTIVENESS OF HEAD START PROGRAMS AWARD OF A BAS | $9,999,879 | $9,999,879 | September 30, 2026 | September 29, 2031 | Princeton, NJ | usaspending.gov |
| 70FBR424F00000102 | VANGUARD INSPECTION SERVICES | Department of Homeland Security | Delivery Order | 541350 | HOUSING INSPECTION SERVICES IN RESPONSE TO DR-4827-NC. 20,000 INSPECTIONS IN SUPPORT OF PRESIDENTIAL DECLARED DISASTER IN THE STATE OF NORTH | $9,813,780 | $9,815,455 | September 29, 2024 | August 31, 2025 | Atlanta, GA | usaspending.gov |
| 70FBR424F00000101 | WSP USA SERVICES INC. | Department of Homeland Security | Delivery Order | 541350 | HOUSING INSPECTION SERVICES (HIS) - WSP USA SERVICES, INC. 20,000 INSPECTIONS IN SUPPORT OF PRESIDENTIALLY DECLARED DISASTER IN THE STATE OF | $9,417,832 | $9,422,068 | September 29, 2024 | August 28, 2025 | Atlanta, GA | usaspending.gov |
| 70FB8020F00000167 | WSP USA SERVICES INC. | Department of Homeland Security | Delivery Order | 541350 | AWARD OF INITIAL OPERATIONS TASK ORDER FUNDING RECURRING COST THAT ENABLE HOUSING INSPECTION SERVICES. | $9,326,614 | $34,535,642 | October 4, 2019 | August 31, 2026 | Winchester, VA | usaspending.gov |
| FA701426F0120 | KEARNEY & COMPANY, P.C. | Department of Defense | Delivery Order | 541350 | FY26 SAF/FMB CONTRACTOR SUPPORT | $9,283,222 | $9,283,222 | June 1, 2026 | May 31, 2029 | Washington, DC | usaspending.gov |
Updated October 6, 2026. Read from USAspending.gov. Public U.S. federal spending data (U.S. Department of the Treasury). Obligations are the contract actions dated in fiscal years 2024 to 2027 of the USAspending.gov award archive of 2026-10-06; a contract's total value is its current value as USAspending reports it, including earlier years. Recipients are matched on their SAM.gov UEI, never on the name, and are shown as the government prints them. Sole proprietorships and opted-out entities count in the totals and are not named. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.