CoreSite Realty Corporation Information Request Form

Levi & Korsinsky, LLP has commenced an investigation into the fairness of the merger of CoreSite Realty Corporation (NYSE: COR) (“CoreSite” or the “Company”) with American Tower Corporation. Under the terms of the merger, CoreSite stockholders will receive $170.00 per share owned in cash.

The CoreSite merger investigation concerns whether the Board of CoreSite has harmed stockholders by agreeing to enter into this transaction and whether all material facts have been properly disclosed to stockholders.