Michael J. Birck, 71, chairman and co-founder of Tellabs. Chairman since 2000, chief executive officer 2002-2004, chief executive officer and president 1975-2000. Director, Molex Incorporated. M.S.E.E., New York University; B.S.E.E., Purdue University. Tellabs director since 1975.

Robert W. Pullen, 46, president and chief executive officer since 2008. Vice president and general manager of global services 2005-2008; senior vice president of North American sales 2002-2005; various management, engineering and sales positions 1985-2002. Chairman emeritus, executive board of Telecommunications Industry Association. M.B.A., Northwestern University; B.S., University of Illinois. Tellabs director since 2008.

John M. Brots, 48, executive vice president, global operations since 2005. Vice president of supply chain management 2004; vice president of North American operations 2000-2003; various operations and management positions 1988-2003. M.B.A., St. Edwards University; B.S., Cameron University.

Roger J. Heinz, 46, executive vice president, global sales and services since 2008. President, IP-NGN core business unit at Alcatel-Lucent 2006-2008; vice president, converged IP core solutions; vice president, Sprint sales and various management positions at Lucent Technologies 1999-2006. Senior positions at Astral Point Communications, Lucent Technology and AT&T Bell Laboratories 1986-1999. M.S.E.E., Cornell University; B.S.E.E., University of Illinois.

Jean K. Holley, 49, executive vice president and chief information officer since 2005. Senior vice president and chief information officer 2004. Chief information officer at USG Corp. 1998-2003. Various positions at Waste Management 1989-1998. Director, VASCO Data Security International, Inc. M.S., Illinois Institute of Technology; B.S., University of Missouri-Rolla.

Daniel P. Kelly, 47, executive vice president, global products since 2007. Executive vice president, transport products 2004-2007. Various engineering and management positions 1985-2004. M.B.A., University of Chicago; M.S.E.E. and B.S.E.E., University of Notre Dame.

Rizwan Khan, 42, executive vice president, global marketing since 2008. Senior vice president of global marketing 2005-2008; various director roles including Tellabs' APAC region 2001-2005; engineering and management positions at Motorola, Newbridge and Siemens 1988-2001. B.S.E.E., University of Engineering and Technology Lahore, Pakistan.

Dr. Vikram Saksena, 52, executive vice president and chief technology officer since 2008. CTO at Sonus Networks 2003-2008; various positions as CTO and chief architect at start-ups MaxComm Technologies and Narad Networks as well as Cisco 1998-2003; responsible for data network infrastructure at AT&T 1982-1998. Senior member of the IEEE. Ph.D. and M.S. in E.E., University of Illinois; B.S.E.E., Indian Institute of Technology.

James M. Sheehan, 46, chief administrative officer since 2005. General counsel and secretary since 2002; vice president and deputy general counsel 2000-2002; director and assistant general counsel 1995-2000. J.D., University of Illinois College of Law; B.S., University of Illinois.

Timothy J. Wiggins, 52, executive vice president and chief financial officer since 2003. Executive vice president and chief financial officer at Chicago Bridge & Iron Company, N.V. 1996-2001; various senior financial and operating management positions at Fruehauf Trailer Corporation and Autodie Corporation 1988-1996. Certified Public Accountant; B.S., Michigan State University.