Federal contractor · SAN ANTONIO, TX

STS SYSTEMS SUPPORT, LLC

STS SYSTEMS SUPPORT, LLC received $23.8M in federal contract obligations in FY2026, on 22 awards (−31% vs FY2025). Since FY2018: $300.3M. Its largest customer was Department of the Air Force ($23.6M).

Obligations · FY2026
$23.8M
New awards
22
Sole-source
27%
Single offer
9.0%
UEI
L2TBM4W4PV84
Small businessMinority-owned8(a) programNative-owned
Open in the contracts explorerRelationship graph

Spending by fiscal year

Obligations per federal fiscal year (October–September).

  1. 5.4MFY2018
  2. 23.8MFY2019
  3. 26.8MFY2020
  4. 38.8MFY2021
  5. 46.9MFY2022
  6. 46.1MFY2023
  7. 54.1MFY2024
  8. 34.6MFY2025
  9. 23.8MFY2026

Top buying agencies

Obligations in FY2026.

  1. Department of the Air Force$23.6M99%
    20 awards
  2. Department of the Navy$190.7K0.8%
    1 awards
  3. Federal Acquisition Service$00.0%
    1 awards

What was bought · Where the work was performed

Obligations in FY2026.

What was bought

  1. Professional services$19.4M81%
  2. Education & social services$3.7M16%
  3. IT & telecom$688.5K2.9%

Where the work was performed

  1. Bexar County, TX$19.8M83%
  2. Abroad$3.2M13%
  3. Monterey County, CA$638.1K2.7%
  4. San Diego County, CA$190.7K0.8%

Integrity signals

Shares of the year's obligations, next to the country's.

  • Low competition36%
    US 39% · $8.5M
  • Sole-source awards27%
    US 30% · $6.3M
  • Single-offer competitions9.0%
    US 8.8% · $2.1M
  • Urgency justifications0.0%
    US 5.1% · $0

A signal is a reason to look closer, not evidence of wrongdoing: most sole-source awards are lawful and justified.

Agencies awarding it sole-source contracts

  1. Department of the Air Force$6.3M
    Department of Defense · 4 awards

Largest awards

  1. DEFENSE CYBER OPERATIONS (DCO) HUNT AND CLEAR FOR 33 NWS, LAFB$49.8M
    Department of the Air Force· Bexar County, TX· Professional services· Aug 16, 2022 – May 21, 2026· FA877322F0010
  2. NON-PERSONAL SERVICES$17M
    Department of the Air Force· Bexar County, TX· Professional services· Nov 4, 2020 – Apr 17, 2026· FA703721F0003
  3. AFCEC/CIUE REAL ESTATE SUPPORT TEAMFOR AFCEC, REAL ESTATE DEVELOPMENT DIVISION (CIUE) IN SUPPORT OF THE ENHANCED USE LEASE (EUL) AND ENERGY ASSURANCE LEASE (EAL) PROGRAM.$5.9M
    Department of the Air Force· Bexar County, TX· Professional services· Dec 19, 2022 – Feb 9, 2026· FA800323F0004
  4. INTERNATIONAL ISR/AGI TRAINING FOR ROYAL SAUDI AIR FORCE WEAPONS SCHOOL INTELLIGENCE INSTRUCTION. THE TASK ORDER IS TO SEND THREE INSTRUCTORS TO TEACH PRE-EXISTING COURSEWARE TO ROTATING CLASSES OF 12 STUDENTS THROUGHOUT THE INSTRUCTION PERIOD.$3.8M
    Department of the Air Force· Education & social services· Sep 24, 2025 – Oct 17, 2025· FA300225F0135
  5. REAL ESTATE SUPPORT SERVICES AFIMSC/IZBO$3.2M
    Department of the Air Force· Bexar County, TX· IT & telecom· Sep 16, 2022 – Dec 19, 2025· FA800322F0010
  6. BASE PERIOD - ADMINISTRATIVE SERVICES$2.6M
    Department of the Navy· San Diego County, CA· Professional services· Sep 10, 2021 – Dec 15, 2025· N6264521F0288
  7. ROYAL SAUDI AIR FORCE WEAPONS SCHOOL INTELLIGENCE INSTRUCTION. THE TASK ORDER IS TO SEND 3 INSTRUCTORS TO TEACH PRE-EXISTING COURSEWARE TO ROTATING CLASSES$2.1M
    Department of the Air Force· Education & social services· Mar 13, 2025 – Oct 17, 2025· FA300225F0054
  8. INDUSTRIAL PLANT EQUIPMENT SYSTEMS AND SUPPORT FOR THE 309TH COMMODITIES MAINTENANCE GROUP FOR HILL AIR FORCE BASE.$2.1M
    Department of the Air Force· Davis County, UT· Professional services· May 16, 2024 – May 5, 2026· FA822724F0044

Subawards

Matched by Unique Entity ID: the first-tier subawards this organization reported as a prime recipient, and those primes reported paying it.

As a prime: who it pays · FY2026

No subawards reported as a prime in FY2026.

As a sub-recipient: who pays it · FY2026

No subawards reported to it in FY2026.

By fiscal year

  • FY2021: $10.3M paid out · $0 received
  • FY2022: $9.7M paid out · $0 received
  • FY2023: $20.2M paid out · $650 received
  • FY2024: $2.7M paid out · $187K received
  • FY2025: $140K paid out · $54K received

Primes report first-tier subawards of $30,000 or more themselves, and many go unreported (GAO-24-106214). Reporting moved from FSRS to SAM.gov in March 2025 and fewer sub-contracts have been reported since. Amounts are what primes reported; they are never added to prime award totals.

Source: Subawards (first-tier sub-contracts and sub-grants reported under FFATA) (U.S. Department of the Treasury, USAspending.gov (reports filed in SAM.gov, formerly FSRS)), data current to Oct 3, 2026, loaded Oct 3, 2026 · Subawards loaded from FY2021.

Teaming partners

Companies this company reported paying, primes that reported paying it, from FFATA subaward reports.

Companies it pays

21 companies · $43.1M reported

  1. STS GOVERNMENT SOLUTIONS, LLC$9.2M
    SAN ANTONIO, TX · 9 subawards · Architectural, engineering, and related services
  2. IPSECURE INC$7.3M
    SAN ANTONIO, TX · 1 subaward · Architectural, engineering, and related services
  3. SPECPRO SUSTAINMENT AND ENVIRONMENTAL, LLC$6.6M
    SAN ANTONIO, TX · 3 subawards · Management, scientific, and technical consulting services

Primes that pay it

2 companies · $241.7K reported

  1. STS SYSTEMS DEFENSE LLC$241K
    SAN ANTONIO, TX · 2 subawards · Architectural, engineering, and related services
  2. STS GOVERNMENT SOLUTIONS, LLC$650
    SAN ANTONIO, TX · 1 subaward · Computer systems design and related services

Showing the top 3 of each list. Open the profile for potential partners and the full lists.

Primes report first-tier subawards of $30,000 or more themselves, and many go unreported (GAO-24-106214). Reporting moved from FSRS to SAM.gov in March 2025 and fewer sub-contracts have been reported since. Amounts are what primes reported; they are never added to prime award totals.

Source: Subawards (first-tier sub-contracts and sub-grants reported under FFATA) (U.S. Department of the Treasury, USAspending.gov (reports filed in SAM.gov, formerly FSRS)), data current to Oct 3, 2026, loaded Oct 3, 2026 · Subawards loaded from 2021.

Competitors

Companies that win from the same buyers in the same markets: obligations by agency and industry compared over the last three fiscal years.

Compared on 11 markets (agency × industry), FY2024–FY2026.

  1. THE CORPORATION OF MERCER UNIVERSITY$94M−54% in FY2026
    WARNER ROBINS, GA · 2 entities · 71% of this company's obligations are in markets they both serveAir Force · Architectural, engineering, and related services
  2. GLOBAL C2 INTEGRATION TECHNOLOGIES LLC$68.3M+3,414,257% in FY2026
    LAS VEGAS, NV · 61% of this company's obligations are in markets they both serveAir Force · Architectural, engineering, and related services
  3. GEMINI INDUSTRIES INC.$112.3M−34% in FY2026
    BURLINGTON, MA · 72% of this company's obligations are in markets they both serveAir Force · Architectural, engineering, and related services

Showing the top 3 of 25 competitors. Open the profile for the full list.

Who sells to the same buyers in the same markets, not who wins against whom on a given contract. Prime contract obligations by the agency and NAICS code of each award; subawards are never added. A company is a family of legal entities, joined by parent UEI or, in part, by an AI reading of names.

Source: Federal contract transactions (Federal Procurement Data System) (U.S. Department of the Treasury, USAspending.gov), data current to Oct 3, 2026, loaded Oct 3, 2026 · FY2024–FY2026.

Source: Federal contract transactions (Federal Procurement Data System) (U.S. Department of the Treasury, USAspending.gov), data current to Oct 3, 2026, loaded Oct 3, 2026.