BALTIMORE, MD (February 28, 2013) – St. John Properties, Inc. has announced signing three new leases comprising more than 6,000 square feet of space within The Government and Technology Enterprise (The GATE) project, a 416-acre business community located inside Aberdeen Proving Ground (APG) in Harford County. Mission1st, TeleCommunications Systems and ViaSat are the latest companies to sign leases at The GATE, with each expecting to be operational at the park by second quarter.

Mission1st signed a lease at 6180 Guardian Gateway, a single-story, 29,400 square foot building that is 81% leased. Founded in 2003, Mission1st is a minority woman-owned small business that delivers program management, mission operations, system engineering and technical assistance to a worldwide client base.

Telecommunications Systems, Inc. (NASDAQ:TSYS) signed a lease at 6210 Guardian Gateway, a three-story, 75,000 square foot office building that is 76% leased. The company provides highly reliable and secure mobile communication technology, including text messaging, commercial location and deployable wireless communications. Headquartered in Annapolis, TCS is at the forefront of new mobile cloud computing services providing wireless applications for navigation, asset tracking, social applications and telematics.

ViaSat (NASDAQ:VSAT) signed a lease at 6165 Guardian Gateway, a single-story, 51,120 square foot office building that is 85% leased. ViaSat is an innovator in satellite and other wireless networking systems and services, based in Carlsbad, California. The company delivers fast, secure communications, Internet and network access to virtually any location for consumers, governments, enterprise and the military. David Fritz of NAI KLNB represented the tenant in this transaction.

“Winning these leases continues our momentum of attracting dynamic and rapidly-growing companies to The GATE. Each of them is recognized for strong leadership and excellence in their respective industries,” stated Matt Holbrook, Regional Partner for St. John Properties, Inc. “The common denominator of these organizations is the desire to establish a corporate presence inside the fence line of APG, in order to easily communicate and provide timely service to their federal customers contained within the business community.”

St. John Properties has the capacity to build up to two million square feet of Class “A” multi-story and single-story office space, as well as research and development (R&D) flex/office and retail space at The GATE project. The project is the central location for contractors and agencies that support APG with tenants including The Boeing Company, CACI, General Dynamics, CSC, Raytheon, Science Applications International Corporation (SAIC), DSCI and Lockheed Martin.

About The GATE

The Government and Technology Enterprise (The GATE) is a 416-acre, state-of-the-art office and technology business park located immediately inside the main entrance to Aberdeen Proving Ground. Over the anticipated 10-year build-out of The GATE project, St. John Properties is developing the park for lease to government sector and non-government users. The Baltimore-based commercial real estate company also has the option to situate future buildings outside or inside the secure perimeter of APG. For more information about The GATE, visit www.thegateapg.com.

About St. John Properties

St. John Properties, Inc., founded in 1971, owns and has developed nearly 17 million square feet of R&D/flex, office, retail and warehouse space in Maryland, Colorado, Louisiana, Pennsylvania, Virginia and Wisconsin. For more information about the company, visit sjp.mu9b0uf9-liquidwebsites.com.

For more information, contact:
Al Cunniff, Director of Marketing, St. John Properties, Inc.
410-369-1277