COLUMBIA, MD | JULY 25, 2014–Corporate Office Properties Trust (“COPT” or the “Company”) (NYSE: OFC) has executed a 10-year lease with a major defense contractor for 131,600 square feet at its Redstone Gateway project in Huntsville, AL.  The strategic tenant has leased 7200 Redstone Gateway, an existing 62,400 square foot flex building that will be connected to a new 69,200 square foot building, 7400 Redstone Gateway.  The Company will begin construction immediately on 7400 Redstone Gateway and expects the lease to commence during the third quarter of 2015.  As a result of this transaction, Redstone Gateway will consist of five office buildings containing approximately 500,000 square feet that are 100% leased.

“Attracting a second major defense contractor to Redstone Gateway firmly establishes the project as a desirable location from which strategic tenants can serve Redstone Arsenal’s various missions,” stated Roger A. Waesche, Jr., President & Chief Executive Officer of COPT.