Contracts and Customers

GMSI has served government and commercial clients for more than 30 years . We look forward to working with you.



IMCS III – W91RUS-15-D-0006

Contract Award: May 2015

Under the Information Management Communications Services III (IMCS III) IDIQ contracting vehicle GMSI will operate and maintain Network Enterprise Center (NEC) classified and unclassified communications systems throughout the United States to include Administrative Telephone Services (ATS), Information Technology Services (ITS) and Land Mobile radio (LMR) providing a full range of support services, including:

Administrative Telephone Services (ATS)

  • Switchboard Console Operations
  • Inside/Outside Plant
  • Customer Service

Information Technology Services

  • LAN Administration
  • System Maintenance
  • Help Desk Assistance
  • Software Installation
  • Hardware and Software Troubleshooting
  • Web Master Support
  • Switchboard Operations

Support Services

Video Teleconferencing (VTC) Support
Defense Message Switching Operations
Technical Control Facility Operations and Maintenance
Installation Infrastructure Configuration Management including CAD Engineering Support
Land Mobile Radio Network Management and Control System Management

Task Order Awards

Fort Detrick, MD
Fort Eustis, VA
Fort Hamilton, NY
Fort Lee, VA
Redstone Arsenal, AL

GMSI is an information technology (IT) industry leader in delivering integrated high-quality local area network, help desk, and configuration management services to Federal Government customers. Applications of proven methodologies and top employee talent coupled with long-term customer retention have forged our reputation for delivering high customer satisfaction while increasing IT ROI. Here are some of our customers, past and present, for whom we have delivered services and forged our reputation for customer satisfaction. 

Defense Agencies

Civilian Agencies

Commercial Customers

Certifications & Affiliations