EX-99.2 3 w2902510.txt FILERS AND SIGNATURE PAGE Exhibit 99.2 Designated Filer: Warburg Pincus Ventures, L.P. Issuer & Ticker Symbol: Kyphon Inc. [KYPH] Date of Event Requiring Statement: June 13, 2005 1. Name: Warburg Pincus Ventures, L.P. Address: 466 Lexington Avenue New York, New York 10017 2. Name: Warburg Pincus & Co Address: 466 Lexington Avenue New York, New York 10017 3. Name: Warburg Pincus LLC Address: 466 Lexington Avenue New York, New York 10017 4. Name: Warburg Pincus Partners LLC Address: 466 Lexington Avenue New York, New York 10017 5. Name: Elizabeth Weatherman Address: 466 Lexington Avenue New York, New York 10017 WARBURG PINCUS & CO. /s/ Scott A. Arenare By: ---------------------- 6/15/05 Name: Scott A. Arenare ------- Title: Partner Date WARBURG PINCUS LLC /s/ Scott A. Arenare By: ---------------------- 6/15/05 Name: Scott A. Arenare ------- Title: Member Date WARBURG PINCUS PARTNERS LLC By: Warburg Pincus & Co., its Managing Member /s/ Scott A. Arenare By: ---------------------- 6/15/05 Name: Scott A. Arenare ------- Title: Partner Date ELIZABETH WEATHERMAN /s/ Scott A. Arenare By: ---------------------- 6/15/05 Name: Scott A. Arenare ------- Title: Partner Date