Federal Contract Spending in Charleston County, SC (FY2025)
Federal agencies obligated $1.9 billion on contracts performed in Charleston County, SC in fiscal year 2025, about $4,460 per resident. The largest buyer was the Department of Defense ($1.5 billion); the largest contractor was Amentum Services, Inc. ($238.9 million).
Who buys
| Agency | FY2025 obligations | Share |
|---|---|---|
| Department of Defense | $1.5 billion | 79% |
| Department of Transportation | $112.7 million | 6% |
| Department of State | $85.5 million | 4% |
| Department of Homeland Security | $73.6 million | 4% |
| Department of Veterans Affairs | $71.6 million | 4% |
| Department of Commerce | $42.6 million | 2% |
| Department of the Interior | $18.2 million | 1% |
| Department of Agriculture | $5.0 million | 0% |
| General Services Administration | $4.7 million | 0% |
| Department of Justice | $1.9 million | 0% |
Who wins
| Contractor | FY2025 obligations |
|---|---|
| Amentum Services, Inc. | $238.9 million |
| Detyens Shipyards INC | $213.7 million |
| Scientific Research Corporation | $131.5 million |
| Great Lakes Dredge & Dock Co, LLC | $82.6 million |
| Science Applications International Corporation | $62.0 million |
| Atlas Technologies, Inc. | $60.3 million |
| Walsh Federal LLC | $59.5 million |
| Eos INC | $47.9 million |
| Adapt Forward LLC | $46.7 million |
| Integrated Finance and Accounting Solutions, Llc. | $46.0 million |
What it buys
| Industry (NAICS) | FY2025 obligations |
|---|---|
| Engineering Services (541330) | $789.9 million |
| Ship Building and Repairing (336611) | $253.6 million |
| Commercial and Institutional Building Construction (236220) | $151.1 million |
| Other Heavy and Civil Engineering Construction (237990) | $137.0 million |
| Facilities Support Services (561210) | $73.7 million |
| Other Engine Equipment Manufacturing (333618) | $50.1 million |
| Administrative Management and General Management Consulting Services (541611) | $46.9 million |
| Other Accounting Services (541219) | $46.0 million |
| Deep Sea Freight Transportation (483111) | $42.8 million |
| Other Computer Related Services (541519) | $39.9 million |
Largest contracts with money obligated in the year
Value is the contract's total to date, not one year.
| Contract | Contractor | Agency | Started | Total value |
|---|---|---|---|---|
| 0002 | Kbr Wyle Services, LLC | Department of Defense | 2015-07-29 | $495.4 million |
| N6523620F3907 | Scientific Research Corporation | Department of Defense | 2019-11-15 | $234.8 million |
| N6523617F3083 | Amentum Services, Inc. | Department of Defense | 2017-07-20 | $227.6 million |
| N6523621F3003 | Atlas Technologies, Inc. | Department of Defense | 2021-01-12 | $222.5 million |
| N6523621F3002 | Adapt Forward LLC | Department of Defense | 2020-12-04 | $184.9 million |
| N6523621F3024 | Chugach Technical Solutions LLC | Department of Defense | 2021-04-30 | $181.3 million |
| N6523619F3501 | Kbr Wyle Services, LLC | Department of Defense | 2019-09-27 | $178.1 million |
| 70Z04722F43000010 | Whiting-turner Contracting Company, the | Department of Homeland Security | 2022-07-25 | $132.5 million |
| N6523619F3503 | Sentar, Inc. | Department of Defense | 2019-09-27 | $131.4 million |
| N6523620F3902 | Leidos, Inc. | Department of Defense | 2019-12-09 | $102.7 million |
By fiscal year
| Fiscal year | Obligations |
|---|---|
| 2021 | $1.5 billion |
| 2022 | $1.6 billion |
| 2023 | $1.6 billion |
| 2024 | $1.8 billion |
| 2025 | $1.9 billion |
| 2026 (partial: defense data lags 90 days) | $1.6 billion |
More
County FIPS 45019. Population 436,200.
Open federal bids in this state: South Carolina federal bids.
Other counties: Richland County · Greenville County · Horry County
Source and coverage
Source: USAspending.gov, the U.S. Treasury's public record of federal spending. Figures are contract obligations (award types A, B, C and D) for federal fiscal year 2025, October 2024 to September 2025, by the place where the work is performed, not where the contractor is based. Grants and loans are not included. Retrieved 2026-11-01.
Obligations can be negative when earlier amounts are withdrawn. Some classified work is not reported. Contractors that may be individuals are left out of the name lists. Pushbuild is not affiliated with any government agency. Get the same data by API: US Federal Contracts API.