Federal contractor · VIENNA, VA

CLIENT/SERVER SOFTWARE SOLUTIONS INC

CLIENT/SERVER SOFTWARE SOLUTIONS INC received $13.9M in federal contract obligations in FY2026, on 12 awards (−3% vs FY2025). Since FY2017: $160.5M. Its largest customer was Department of the Air Force ($12.7M).

Obligations · FY2026
$13.9M
New awards
12
Sole-source
0.0%
Single offer
21%
UEI
CMSHG28J2L78
Small businessWoman-ownedVeteran-ownedService-disabled veteran-owned
Open in the contracts explorerRelationship graph

Spending by fiscal year

Obligations per federal fiscal year (October–September).

  1. 18.6MFY2017
  2. 19.9MFY2018
  3. 16MFY2019
  4. 19.5MFY2020
  5. 15.1MFY2021
  6. 9.7MFY2022
  7. 18.5MFY2023
  8. 14.8MFY2024
  9. 14.4MFY2025
  10. 13.9MFY2026

Top buying agencies

Obligations in FY2026.

  1. Department of the Air Force$12.7M91%
    9 awards
  2. Internal Revenue Service$1.2M8.9%
    3 awards

What was bought · Where the work was performed

Obligations in FY2026.

What was bought

  1. Professional services$12.7M91%
  2. IT & telecom$1.2M8.9%

Where the work was performed

  1. Sarpy County, NE$12.7M91%
  2. Prince George's County, MD$1.2M8.9%

Integrity signals

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

  • Low competition21%
    US 39% · $3M
  • Sole-source awards0.0%
    US 30% · $0
  • Single-offer competitions21%
    US 8.8% · $3M
  • 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.

Largest awards

  1. USAMS FOPR 23-003 NUCLEAR COMMAND, CONTROL, AND COMMUNICATION (NC3) ENTERPRISE CENTER MISSION SUPPORT$32M
    Department of the Air Force· Sarpy County, NE· Professional services· Nov 30, 2022 – Jun 11, 2026· FA460023F0006
  2. PROJECT 16.2 DETERRENCE ANALYSIS & PLANNING SUPPORT (DAPS)$8.2M
    Department of the Air Force· Sarpy County, NE· Professional services· Apr 25, 2022 – Jan 8, 2026· FA460022F0043
  3. AUTOMATED COLLECTIONS SYSTEM (ACS)$6.2M
    Internal Revenue Service· Prince George's County, MD· IT & telecom· Nov 18, 2021 – Aug 11, 2026· 2032H522F00081
  4. SPECIAL ACCESS PROGRAM (SAP) SECURITY AND SUPPORT FOR USSTRATCOM/J39$4.5M
    Department of the Air Force· Sarpy County, NE· Professional services· Apr 14, 2022 – Apr 2, 2026· FA460022F0042
  5. J81 CAMPAIGN MODELING AND EMERGING TECHNOLOGY SUPPORT. THE CONTRACTOR SHALL PROVIDE A&AS SUPPORT FOR J81 TO FULFILL ITS MISSION TO DEVELOP &EXECUTE AN INTEGRATED STRATEGIC DESIGN THAT WILL RAPIDLY DELIVER ADVANCED CAPABILITY TO THE WARFIGHTER.$3.6M
    Department of the Air Force· Sarpy County, NE· Professional services· Mar 17, 2022 – May 29, 2026· FA460022F0031
  6. (FOPR) #22-002, GLOBAL NUCLEAR COMMAND CONTROL SUPPORT AND COMMUNICATION (NC3) ENTERPRISE CENTER$2.7M
    Department of the Air Force· Sarpy County, NE· Professional services· Jan 25, 2022 – Feb 26, 2026· FA460022F0012
  7. NAOC REQUIRES ADVISORY AND ASSISTANCE SERVICES (A&AS) TO PLAN, DEVELOP, EXECUTE, ANALYZE AND ASSESS THE NAOC ATP. THE CONTRACTOR SHALL REVIEW APPROPRIATE CJCS EXERCISE AND TRAINING PLANNING GUIDANCE AND DIRECTIVES.$2.7M
    Department of the Air Force· Sarpy County, NE· Professional services· May 25, 2022 – Mar 18, 2026· FA460022F0053
  8. PROVIDE ADVISORY AND ASSISTANCE SERVICES TO ACQUIRE CYBERSECURITY PROFESSIONALS AS REQUIRED THROUGHOUT THE SYSTEMS DEVELOPMENT LIFECYCLE.$1.6M
    Department of the Air Force· Sarpy County, NE· Professional services· Feb 9, 2022 – Jan 29, 2026· FA460022F0015

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

  • Sub-contracts: $591.9K (1 subaward)

1 sub-recipient

  1. CALVERT SYSTEMS ENGINEERING, INC$591.9K100%
    BELLEVUE, NE · 1 subaward

As a sub-recipient: who pays it · FY2026

  • Sub-contracts: $168.1K (2 subawards)

1 prime

  1. ACCENTURE FEDERAL SERVICES LLC$168.1K100%
    ARLINGTON, VA · 2 subawards

Its reported sub-contracts equal 4.3% of its FY2026 contract obligations.

By fiscal year

  • FY2021: $0 paid out · $1.8M received
  • FY2022: $543.4K paid out · $272.7K received
  • FY2023: $3.5M paid out · $59.9K received
  • FY2024: $0 paid out · $36.8K received
  • FY2025: $3.5M paid out · $3.3M received
  • FY2026: $591.9K paid out · $168.1K 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

5 companies · $8.2M reported

  1. THMG INC$3.2M
    BELLEVUE, NE · 1 subaward · Architectural, engineering, and related services
  2. SCIENCE APPLICATIONS INTERNATIONAL CORPORATION$1.7M
    RESTON, VA · 1 subaward · Computer systems design and related services
  3. CALVERT SYSTEMS ENGINEERING, INC$1.5M
    BELLEVUE, NE · 3 subawards · Architectural, engineering, and related services

Primes that pay it

3 companies · $5.6M reported

  1. PERATON INC.$3.1M
    HERNDON, VA · 1 subaward · Architectural, engineering, and related services
  2. NORTHROP GRUMMAN SYSTEMS CORP$1.5M
    ROY, UT · 11 subawards · Computer systems design and related services
  3. ACCENTURE FEDERAL SERVICES LLC$985.4K
    ARLINGTON, VA · 19 subawards · 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 2 markets (agency × industry), FY2024–FY2026.

  1. SENTRY VIEW SYSTEMS, INC.$39.8M−4.7% in FY2026
    MELBOURNE, FL · 90% of this company's obligations are in markets they both serveAir Force · Architectural, engineering, and related services
  2. SIERTEK-PEERLESS JV LLC$43.4M+12% in FY2026
    BEAVERCREEK, OH · 90% of this company's obligations are in markets they both serveAir Force · Architectural, engineering, and related services
  3. MARTINEZ-DRMP JV, LLC$34M−37% in FY2026
    MERRITT ISLAND, FL · 79% 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.