Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

GSA Federal Acquisition Service
Banner Home GSA Advantage
(Vendors) How to change your company information
Contract #:
Contractor: CLIENT/SERVER SOFTWARE SOLUTIONS INC
DBA: CONSTELLATION WEST
Address: 8230 OLD COURTHOUSE RD STE 220
VIENNA, VA 22182-3853
Phone: (703)280-3576
E-Mail: lisa@constellationwest.com
Web Address: http://www.constellationwest.com
SAM UEI: CMSHG28J2L78
NAICS: 541715
Socio-Economic : Small Business
Women-Owned Small Business
SBA-Certified Women-Owned Small Business
Service Disabled Veteran Owned Small Business
Current Option Period End Date : Sep 29, 2029
Govt. POC:
Cassandra Allen
406-640-7940
cassandra.allen@gsa.gov
 
EPLS : Contractor not found on the Excluded Parties List System
Source Title Contract
Number
Terms & Conditions / Price List Current Option Period End Date Ultimate Contract End Date Category    View Catalog
OASIS+VO
OASIS+ SDVOSB 47QRCA24DV096   Sep 29, 2029
40101
40102
40104
40108
40201
40202
40203
40205
40206
40207
40208
40210
40213
40215
40216
40401
40402
40403
40404
40405
40406
40409
40410
40411
40412
40413
40414
40415
40416
 

Additional Contracts held by this contractor. To view more details of a contract, click the Contract Number below.
Source Title Contract
Number
Terms & Conditions / Price List Current Option Period End Date Ultimate Contract End Date Category    View Catalog
OASIS SB
One Acquisition Solution for Integrated Services - SB (Small Business) 47QRAD20D3089   Dec 19, 2024
OASIS SB POOL3
 
OASIS+WO
OASIS+ WOSB 47QRCA24DW049   Sep 29, 2029
50101
50102
50104
50108
50201
50202
50203
50205
50206
50207
50208
50210
50213
50215
50216
50401
50402
50403
50404
50405
50406
50409
50410
50411
50412
50413
50414
50415
50416
 
VETS2
Veterans Technology Services 2 (VETS 2) 47QTCH18D0010 Feb 22, 2028
VETS 2
 

elibrary.gsa.gov

An official website of the General Services Administration

Looking for U.S. government information and services?
Visit USA.gov