X0202 4 2005-08-01 0 0001116521 AVAYA INC AV 0001162870 WARBURG PINCUS LLC 466 LEXINGTON AVENUE NEW YORK NY 10017 0 0 1 1 Former 10% Owner 0000929408 WARBURG PINCUS & CO 466 LEXINGTON AVENUE NEW YORK NY 10017 0 0 1 1 Former 10% Owner 0001322709 Warburg Pincus Partners LLC 466 LEXINGTON AVENUE NEW YORK NY 10017 0 0 1 1 Former 10% Owner 0001075598 WARBURG PINCUS EQUITY PARTNERS LP 466 LEXINGTON AVENUE NEW YORK NY 10017 0 0 1 1 Former 10% Owner Common Stock, par value $0.01 2005-08-01 4 J 0 9999994 D 25219655 I Partnership The security holders are Warburg, Pincus Equity Partners, L.P., and two affiliated limited partnerships (collectively, "WPEP"). Warburg Pincus Partners LLC, a New York limited liability company ("WP Partners"), a subsidiary of Warburg Pincus & Co., a New York general partnership ("WP"), is the sole general partner of WPEP. WPEP is managed by Warburg Pincus LLC, a New York limited liability company ("WP LLC"). On August 1, 2005, WPEP distributed an aggregate of 9,999,994 shares of Common Stock to its partners. Price not applicable. Scott A. Arenare, Member, Warburg Pincus LLC 2005-08-03 Scott A. Arenare, Partner, Warburg Pincus & Co. 2005-08-03 Scott A. Arenare, Partner, Warburg Pincus Partners LLC, By: Warburg Pincus & Co., its Managing Member 2005-08-03 Scott A. Arenare, Member, Warburg Pincus Equity Partners, L.P., By: Warburg Pincus & Co., its General Partner 2005-08-03