Tekelec Management

	Frank Plastina President & Chief Executive Officer Frank Plastina was appointed President and CEO of Tekelec in February 2006. He brings more than 19 years of senior executive and management experience in the telecommunications industry with companies including Proxim Corporation, Warburg Pincus LLC and Nortel Networks Corporation. Prior to joining Tekelec, Mr. Plastina was executive in residence at Warburg Pincus, where he was responsible for evaluating potential investments and providing executive support to its portfolio companies. Previously, Mr. Plastina was executive chairman of Proxim, a provider of Wi-Fi and broadband wireless access products. During Mr. Plastina’s 15-year career at Nortel, he held a series of executive-level positions in the company’s Wireless, Internet Service Providers, Signaling Solutions, Mergers & Acquisitions and Finance Groups. Most recently, he was president of Nortel’s multi-billion dollar Metro and Enterprise Networks business unit, in which he led the successful development and marketing of the company’s VoIP products to service providers, enterprises and government entities.
	William H. Everett Executive Vice President and Chief Financial Officer William H. Everett joined Tekelec as a result of Tekelec’s acquisition of Steleus in October 2004. He has had significant experience as both a chief financial officer and a general manager working with a variety of multi-national technology companies during the past 20 years. At Steleus, Mr. Everett served as executive vice president and CFO and was responsible for the worldwide finance and administration functions of the Company. Prior to Steleus, Mr. Everett was vice president of finance and administration and CFO of Chemfab Corporation, a publicly traded manufacturer. He also has held executive and senior finance positions at several high technology companies, including Epsilon Data Management, Eastman Software and Wang Software.
	Ronald J. de Lange Executive Vice President, Global Product Solutions Ronald J. de Lange joined Tekelec in July 2005 as president and general manager for the Network Signaling Group. He is a 24-year veteran of Lucent Technologies, where he held a number of leadership roles. In his most recent position as vice president of Convergence Solutions, he led merger, acquisition and integration efforts. He directed next-gen strategy, devising cross-functional convergence solutions and has managed a number of functions, including sales, marketing, manufacturing and finance.
	Stuart H. Kupinsky Senior Vice President, Corporate Affairs and General Counsel Stuart H. Kupinsky joined in Tekelec in April 2007. Mr. Kupinsky most recently served as senior vice president, general counsel and secretary for Cadence Innovation LLC in Troy, Mich. Previously, Kupinsky served as the general counsel for Exide Technologies, a multibillion dollar public company in Alpharetta, Ga. Kupinsky also served as the general counsel of Teligent, Inc. in Vienna, Va., and as an attorney in the Antitrust Division of the U.S. Department of Justice and with the Federal Communications Commission following private practice and a clerkship.
	Wolrad Claudy Senior Vice President, Global Sales Wolrad Claudy is Tekelec’s Senior Vice President for Global Sales. Previously, he was Tekelec’s Managing Director for Europe, the Middle East, Africa, Asia, India and Australia. Wolrad has over 15 years of experience in the telecom industry, including significant experience working with a variety of multinational companies. At Inet Technologies, he was VP of Sales for EMEA for five years. Prior to Inet, Wolrad worked for DSC’s STP division and for Alcatel’s Switching Division. He has a diploma in Physics from the University of Stuttgart, Germany.
	David K. Rice Senior Vice President, Operations Dave Rice joined Tekelec as Senior Vice President, Operations in 2006. Dave has over 20 years of operations experience in the telecommunications equipment industry. Most recently serving as Vice President, Global Materials Management at Nortel where he was responsible for global supply chain planning, fulfillment execution to support revenue assurance, delivery performance and inventory management. Previously at Nortel he also served in a number of senior management roles including Vice President, Wireline & Optical Supply Chain Operations and Plant Manager, Wireless GSM Access.
	Gregory S. Rush Vice President, Corporate Controller & Chief Accounting Officer Gregory Rush was appointed Corporate Controller in May 2005; he now serves as principal accounting officer of the Company. He comes to Tekelec from Siebel Systems, Inc, where he served as Senior Director of Finance, External Reporting & Acquisitions. Previously, he was Senior Director, Business Analysis and Financial Reporting for Quintiles Transnational Corp. Mr. Rush began his career in public accounting, serving numerous high technology companies at Ernst & Young and PricewaterhouseCoopers, where he most recently was a Senior Manager.
	Marykay Wells Vice President, Information Technology and Chief Information Officer Marykay Wells joined Tekelec in May 2007. As Vice President, Information Technology and Chief Information Officer, Wells is responsible for Tekelec’s global enterprise network with specific emphasis on reliability and evolution to support changing business requirements. She brings 20 years of proven IT knowledge to Tekelec through experience in multiple senior leadership positions at Nortel including the guidance of infrastructure management, the delivery of strategic technology initiatives, and the development of internal customer solutions. Most recently, Wells served as Nortel’s interim CIO. Prior to joining Nortel, Wells was a member of the General Electric Company team.