STS Systems Defense LLC
STS Systems Defense LLC received $7.2M in federal prime contract obligations in the 12 months ending Oct 5, 2026, down 91.0% from $79.4M the year before, and $107.3M since FY2022. Its largest customer is the Department of Defense.
See 4 contracts ending in the next 18 months ↓Contractor details
- Unique Entity ID (UEI)
- E851ND24QMX9
- CAGE code
- 88KS3
- Headquarters
- SAN Antonio, TX
- Business size
- Small Business
- Socioeconomic status
- 8(a), Alaska Native Corporation
As recorded on this UEI's most recent prime contract action in USAspending.gov. Confirm current registration and certifications in SAM.gov.
Obligations by fiscal year
Net prime contract obligations by federal fiscal year.
Top agencies
Funding agencies ranked by obligations since FY2022.
| Funding agency | Latest 12 mo | Since FY2022 |
|---|---|---|
| Department of Defense | $7.2M | $107.3M |
Top NAICS codes
Industry codes agencies recorded on this contractor's awards, since FY2022.
| NAICS | Industry | Latest 12 mo | Since FY2022 |
|---|---|---|---|
| 541330 | Engineering Services | $6.7M | $75.0M |
| 332311 | Prefabricated Metal Building and Component Manufacturing | $260K | $21.9M |
| 561720 | Janitorial Services | $0 | $10.1M |
| 541611 | Administrative Management and General Management Consulting Services | $241K | $358K |
| 811310 | Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance | $0 | $48K |
What it sells
Product and service codes (PSC) on this contractor's awards, since FY2022.
| PSC | Description | Since FY2022 |
|---|---|---|
| R425 | Support- professional: Engineering/Technical | $66.0M |
| 5410 | Prefabricated and Portable Buildings | $21.9M |
| S201 | Housekeeping- Custodial Janitorial | $10.1M |
| K016 | Modification of Equipment- Aircraft Components and Accessories | $5.7M |
| 7A20 | IT and Telecom - Application Development Software (Perpetual License Software) | $2.9M |
| N049 | Installation of Equipment- Maintenance and Repair Shop Equipment | $380K |
Contracts ending in the next 18 months
This contractor's largest awards whose current period of performance ends soon. Options and extensions often move these dates.
| Award | Agency | Obligated | Current end |
|---|---|---|---|
| FA822725F0015 | Department of Defense GAP GRINDER INDUSTRIAL PLANT EQUIPMENT IN SUPPORT OF 309 AIRCRAFT MAINTENANCE GROUP AT HILL AIR FORCE BASE. | $4.0M | Nov 24, 2026 |
| FA823226FB088 | Department of Defense THROUGH THIS CONTRACT, THE GOVERNMENT PROVIDES CYBER DELIVERABLES FOR SOFTWARE OFPS PROGRAM DELIVERABLES, ELECTRICAL INTERFACE COMPONENTS, MECHANICAL COMPONENTS, UNIQUE SUPPORT… | $5.2M | Feb 17, 2027 |
| FA822424F0029 | Department of Defense CMMXG - ENGINEERING LABOR SUPPORT SERVICES | $696K | Mar 28, 2027 |
| FA822825F0014 | Department of Defense THE PURPOSE OF THIS REQUIREMENT IS TO PROVIDE PROCUREMENT OF A PAINT BOOTH AND FACILITY MODIFICATIONS FOR REVERSION OFF-EQUIPMENT DEPOT ACTIVATION IN STRICT ACCORDANCE WITH THE… | $21.2M | Nov 26, 2027 |
Recent awards
This contractor's newest prime contract awards, most recent first.
| Award | Agency | Obligated | Awarded |
|---|---|---|---|
| W50S6Z26CA001 | Department of Defense MANPOWER CONVERSION OFFICER | $123K | May 29, 2026 |
| FA823226FB088 | Department of Defense THROUGH THIS CONTRACT, THE GOVERNMENT PROVIDES CYBER DELIVERABLES FOR SOFTWARE OFPS PROGRAM DELIVERABLES, ELECTRICAL INTERFACE COMPONENTS, MECHANICAL COMPONENTS, UNIQUE SUPPORT… | $4.5M | Feb 12, 2026 |
| N0042126F0387 | Department of Defense F-16C REDNET VALIDATION ON 87 SERIES | $84K | Jan 27, 2026 |
| N0042126F0339 | Department of Defense FUNDING IN SUPPORT OF CLIN 0002 | $36K | Jan 22, 2026 |
| FA822725F0040 | Department of Defense ENGINEERING SERVICES FOR TURNKEY DEPOT INDUSTRIAL PLANT EQUIPMENT (DIPE) SYSTEMS, AND SUBSYSTEMS SOLUTIONS. | $4.3M | Sep 19, 2025 |
| W912L125CA003 | Department of Defense RECRUITING AND RETENTION RESOURCE MANAGEMENT SERVICES | $117K | Sep 19, 2025 |
| FA822825C0005 | Department of Defense THE PURPOSE OF THIS REQUIREMENT IS TO BUILD PAINT BOOTHS IN STRICT ACCORDANCE WITH THE STATEMENT OF WORK. | $21.6M | Sep 16, 2025 |
| N0042125F0192 | Department of Defense CFT F-16 AND F-5 AIRCRAFT SUPPORT | $1.1M | Sep 4, 2025 |
Prime contracts (award types A–D) from USAspending.gov through Oct 5, 2026. Subcontracts are not included. Net obligations include deobligations and corrections.
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