[6] The TCC site was formerly known as the Medina Regional Security Operations Center (RSOC), which includes the Regional Technical Control and Analysis Element (TCAE).
In 2005, the NSA leased a nearby defunct chip plant from Sony at Loop 410 and Military Drive[7] and announced plans to more than double the number of employees over the next two to three years.
Originally totaling 470,000 square feet and consisting of two connected buildings, it is now about 633,000 sq.
[8][9] The NSA has completed the construction of a new 94,000 square feet Data Storage Complex on the old Sony plant grounds as of June 2010, but the current employee count remains classified.
In 2010, the NSA issued a statement that an antenna it was using "interfered" with garage door openers.