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Don is the Chief Technology Officer for GrandCentral and brings over 30 years of advanced system design and consulting experience to the company. Prior to joining GrandCentral, Don was a leading industry consultant in the telecommunications arena. He was also Executive Vice President of Engineering at Elcotel Telecommunications, Inc., a Florida-based pay phone manufacturer, and Vice President of Engineering for Teledebit, one of the world's first telephony-based debit card companies. Don holds a B.S. in Applied Mathematics from the Massachusetts Institute of Technology and a Ph.D. in Engineering Science from the California Institute of Technology. About Us The GC Team Our History What is GrandCentral? What is Project CARE? Contact Info Google Q&A News Room GC in the News GC Blog GC at DEMO Press Releases Press Kit. | 