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CLIENT/SERVER SOFTWARE SOLUTIONS INC

CLIENT/SERVER SOFTWARE SOLUTIONS INC is a federal contractor registered under UEI CMSHG28J2L78 and CAGE code 1HYP0. The organization has received $346,894,382 across 118 federal awards, with top agencies including Department of Defense, Department of the Treasury, and Department of Veterans Affairs. Its primary NAICS code is 541330.

UEI CMSHG28J2L78 CAGE 1HYP0 Primary NAICS 541330
Total obligations
$346.9M
Awards
118

Federal contractor overview

CLIENT/SERVER SOFTWARE SOLUTIONS INC is registered as a federal contractor under UEI CMSHG28J2L78 and CAGE 1HYP0, and is located in VIENNA, VA, USA. Federal award data shows $346,894,382 across 118 federal awards, with top agencies including Department of Defense, Department of the Treasury, and Department of Veterans Affairs. The contractor's primary NAICS classification is 541330, and its public business classifications include For Profit Organization, Woman Owned Small Business, Woman Owned Business, and Veteran Owned Business.

Contractor identifiers

Legal business name
CLIENT/SERVER SOFTWARE SOLUTIONS INC
DBA name
CONSTELLATION WEST
Unique Entity ID
CMSHG28J2L78
CAGE code
1HYP0
Location
VIENNA, VA, USA
Website
Visit contractor site

Capabilities and keywords

We maintain highly qualified, experienced IT staff to provide the most optimal solutions using appropriate emerging technologies. Proven record for successfully providing IT systems, networking, security, and software solutions to a variety of clients.

  • Cybersecurity
  • Incident response
  • RMF
  • Assessment & Authorization (A&A)
  • Cyber Threat Hunting
  • Cyber Security Training
  • C2 Systems & Infrastructure
  • Cyberspace Operations
  • IS&R
  • CI/Insider Threat
  • FISMA
  • Application dev
  • Software dev
  • DevOps
  • Cloud Infrastructure Migration (Azure
  • AWS)
  • Database Mgmt
  • Systems & Network Dev & Maint
  • Network Ops & Monitoring
  • Help Desk Support
  • ITSM_CMDB_Asset Mgmt using ITIL Standards
  • Agile Project Mgmt
  • Release & Configuration Mgmt

NAICS codes and business types

NAICS codes

Business and socioeconomic classifications

  • For Profit Organization
  • Woman Owned Small Business
  • Woman Owned Business
  • Veteran Owned Business
  • Service Disabled Veteran Owned Business
  • Subchapter S Corporation
  • SBA Certified Woman Owned Small Business

Organization hierarchy

Federal obligation history

Total federal obligations

$346,894,382

Awards
118

Top agencies by obligations

  1. Department of Defense

    49 award actions

    $144,505,021
  2. Department of the Treasury

    17 award actions

    $60,409,275
  3. Department of Veterans Affairs

    8 award actions

    $50,700,376

Federal obligations by fiscal year

Net federal contract obligations decreased from $14,772,538 in FY2024 to $14,388,053 in FY2025.

Federal obligations and award actions by fiscal year Blue bars show net federal obligations. The green line shows award-action counts. The lighter final bar and FY YTD label identify current fiscal-year-to-date activity.

Scroll horizontally to view all fiscal years.

View fiscal-year data table
Completed and current year-to-date federal fiscal-year contract activity
Fiscal year Net obligations Award actions
FY2026 YTD $11,608,138 36
FY2025 $14,388,053 56
FY2024 $14,772,538 48
FY2023 $18,489,447 49
FY2022 $9,716,399 38
FY2021 $15,107,393 30

Recent federal awards

  1. FOPR 25-002 NATIONAL AIRBORNE OPERATIONS CENTER (NAOC) J3T SPECIAL ACCESS PROGRAM (SAP) SECURITY AND SUPPORT FOR USSTRATCOM/NAOC

    Department of Defense

    $441,064

    Obligated

    PIID FA460025F0002

    Awarded Dec 19, 2024

  2. MISSILE OPERATIONS SUPPORT FOR USSTRATCOM

    Department of Defense

    $708,640

    Obligated

    PIID FA460023F0147

    Awarded Sep 28, 2023

  3. PROVIDE MICROSOFT 365 (M365) CORE PROGRAM OVERSIGHT AND SUPPORT PROGRAM MANAGEMENT OFFICE ACTIVITIES AT THE ENTERPRISE LEVEL ACROSS THE INTERNAL REVENUE SERVICE (IRS) THAT CONSISTS OF 28 BUSINESS UNITS (BUS) AND THE INFORMATION TECHNOLOGY (IT) ORGANI

    Department of the Treasury

    $3,353,719

    Obligated

    PIID 2032H523F00734

    Awarded Sep 27, 2023

  4. PATCH AUTOMATION SUPPORT

    Department of the Treasury

    $989,643

    Obligated

    PIID 2032H523F00365

    Awarded Jul 5, 2023

Top federal contract markets

See the leading federal contract markets for CLIENT/SERVER SOFTWARE SOLUTIONS INC by agency and work category, ranked by positive obligations in Sweetspot's federal market coverage during the last 12 months.

Coverage period Aug 14, 2025–Aug 13, 2026

Federal contract vehicles

Frequently asked questions

What is CLIENT/SERVER SOFTWARE SOLUTIONS INC's Unique Entity ID (UEI)?
CLIENT/SERVER SOFTWARE SOLUTIONS INC's Unique Entity ID is CMSHG28J2L78, as registered in SAM.gov.
What is CLIENT/SERVER SOFTWARE SOLUTIONS INC's CAGE code?
CLIENT/SERVER SOFTWARE SOLUTIONS INC's CAGE code is 1HYP0.
What is CLIENT/SERVER SOFTWARE SOLUTIONS INC's primary NAICS code?
CLIENT/SERVER SOFTWARE SOLUTIONS INC's primary NAICS classification is 541330.
Where is CLIENT/SERVER SOFTWARE SOLUTIONS INC located?
CLIENT/SERVER SOFTWARE SOLUTIONS INC is located in VIENNA, VA, USA.
How much has CLIENT/SERVER SOFTWARE SOLUTIONS INC received in federal contract obligations?
CLIENT/SERVER SOFTWARE SOLUTIONS INC has received $346,894,382 in federal contract obligations across 118 federal awards.
Which federal agencies has CLIENT/SERVER SOFTWARE SOLUTIONS INC worked with?
CLIENT/SERVER SOFTWARE SOLUTIONS INC's top federal agencies include Department of Defense, Department of the Treasury, and Department of Veterans Affairs.
When was CLIENT/SERVER SOFTWARE SOLUTIONS INC registered in SAM.gov?
CLIENT/SERVER SOFTWARE SOLUTIONS INC's SAM.gov registration date is August 12, 2001.
What business classifications does CLIENT/SERVER SOFTWARE SOLUTIONS INC hold?
CLIENT/SERVER SOFTWARE SOLUTIONS INC's registered business and socioeconomic classifications include For Profit Organization, Woman Owned Small Business, Woman Owned Business, Veteran Owned Business, Service Disabled Veteran Owned Business, and Subchapter S Corporation.