MILPITAS, CA., May 14 2008 – Mobile services provider Globalstar, Inc. (NASDAQ:GSAT, announced the appointment of Thomas M. Colby, 47, as Chief Operating Officer effective May 19, 2008. Mr. Colby joins the Company from his recent position as Vice President and General Manager of Trimble Navigation Limited (formerly @Road, Inc.), a provider of GPS and other advanced positioning solutions, where he planned, developed and launched Trimble’s re-entry into the Transportation market and managed cross-functional teams covering development, operations, marketing, sales and finance.