Casimir S. Skrzypczak (SCRIP-ZAK) is a widely recognized expert on telecommunications network planning and evolution and is a respected spokesperson on telecommunication architectures and technology trends. He was a Senior Vice President of Customer Advocacy at Cisco Systems for the Service Provider Line of Business. In this role, he was responsible for the delivery and support of Cisco's Products and Solutions to Service Providers worldwide.

Prior to his Cisco position, he was Corporate Vice President and Group President of Professional Services at Telcordia Technologies. His responsibilities included the development and management of Telcordia's worldwide professional services and industry standards setting activities.

Cas was formerly the President - NYNEX Science & Technology and Vice President - Network & Technology Planning responsible for the formulation of NYNEX's technology plans and network architecture, including the management and direction of its standards strategies and activities, and for the direction of NYNEX's research and development programs, including the operation of the NYNEX Science & Technology Center.

Mr. Skrzypczak serves on several corporate boards. He is the past chairman of ATIS, which sponsors the T1 Standards Committee and other industry forums. He is also a director of the International Engineering Consortium and a member of the Delta Mu chapter of Eta Kappa Nu. Mr. Skrzypczak holds a bachelor's degree in mechanical engineering from Villanova University and a Masters in operations research from Hofstra University. He served as a lieutenant in the U.S. Navy from 1963 to 1967.