GTSI Honored for Solutions Delivery to Government

Motorola, Citrix, VMware, and Microsoft Bestow Awards on GTSI

HERNDON, Va., June 1 /PRNewswire-FirstCall/ -- An enterprise IT infrastructure
solutions and services provider serving the government marketplace for more
than 26 years, GTSI (R) Corp. (Nasdaq: GTSI), recently won Motorola's
Government Partner of the Year; Citrix's Gold Partner of the Year; Citrix's
Advisor Award; VMware's VM Market Maker Award; Microsoft's Federal Award for
work with the intelligence community; and Microsoft's Operational Excellence
Award.

(Logo: http://www.newscom.com/cgi-bin/prnh/20070712/GTSILOGO )

These awards reflect GTSI's ability to understand and provide enterprise level
solutions incorporating each of our strategic and growth partners' products or
services into the solutions GTSI offers its government customers. Specialized
knowledge as well as revenue generation, growth, participation and operational
excellence all factored into the wide ranging awards.

"Our goal is to help government customers solve their biggest technology
needs. These awards are a testament to GTSI's clear value as a solutions
provider in the government arena where we have 26 years of success and an
excellent reputation among some of the world's best technology innovators,"
said Scott Friedlander, GTSI's President and Chief Operating Officer. "We are
honored and proud of the recognition we received from these outstanding
partners."

"GTSI has been setting the trend and driving change in two important areas,"
said Mohamed Elrefai, GTSI Vice President of the Enterprise Solutions Group
and Marketing. "The first is virtualization which starts with the
consolidation of applications, services, and data in the data center to lower
costs and enhance security. The second is mobility which is characterized by
the evolution of more specialized devices in the ruggedized computing and
mobility marketplaces. The awards acknowledge our efforts to recognize trends
and advance the priorities of our government customers in these two very
critical areas."

GTSI was also recently re-certified as a Cisco Gold Partner as well as a
NetApp Star Partner.

In addition to partner awards, GTSI was named a "2009 Best Place to Work" by
the Washington Business Journal based on a review of factors including
workplace friendly initiatives, employee benefits, and an extensive anonymous
employee survey conducted by the newspaper. The Company is also ranked #41
among the Washington Post's Top 200 public companies.

About GTSI Corp.

GTSI Corp. provides a Technology Lifecycle Management (TLM) approach to IT
infrastructure solutions delivered through industry-leading professional and
financial services. GTSI employs a proactive, strategic methodology that
streamlines technology lifecycle management, from initial assessment to
acquisition, implementation, refresh, and disposal. TLM allows customers to
implement solutions quickly and cost-effectively. GTSI's certified engineers
and project managers leverage strategic partnerships with technology
innovators. These experts use proven, repeatable processes to design, deploy,
manage, and support simple to complex solutions, to meet client's current and
future requirements and business objectives. GTSI is headquartered in Northern
Virginia, outside of Washington, D.C. Further information about the Company is
available at www.GTSI.com.

GTSI and GTSI.com are registered trademarks of GTSI Corp. in the U.S. and
other Countries. All trade names are the property of their respective owners.

SOURCE GTSI Corp.

Paul Liberty, +1-703-502-2540, paul.liberty@gtsi.com, or Fern Krauss,
+1-703-502-2054, +1-301-424-9140, fern.krauss@gtsi.com