EX-99 4 b4814207c.txt EXHIBIT 99.3 JOINT FILERS' SIGNATURES Exhibit 99.3 JOINT FILERS' SIGNATURES /s/ Scott A. Arenare 04/20/2009 ------------------------------------------------------ -------------------- Warburg Pincus & Co., by Scott A. Arenare Date (Partner) Signature of Reporting Person /s/ Scott A. Arenare 04/20/2009 ------------------------------------------------------ -------------------- Warburg Pincus LLC, by Scott A. Arenare Date (Managing Director) Signature of Reporting Person /s/ Scott A. Arenare 04/20/2009 ------------------------------------------------------ -------------------- Warburg Pincus Partners, LLC, by Warburg Pincus & Co. Date (Managing Member), by Scott A. Arenare (Partner) Signature of Reporting Person /s/ Scott A. Arenare 04/20/2009 ------------------------------------------------------ -------------------- Charles R. Kaye, by Scott A. Arenare Date (attorney-in-fact)* Signature of Reporting Person /s/ Scott A. Arenare 04/20/2009 ------------------------------------------------------ -------------------- Joseph P. Landy, by Scott A. Arenare Date (attorney-in-fact)** Signature of Reporting Person * The Power of Attorney given by Mr. Kaye was previously filed as Exhibit 24.2 with the Warburg Pincus Private Equity IX, L.P. Form 3 for Builders FirstSource, Inc., on March 3, 2006. ** The Power of Attorney given by Mr. Landy was previously filed as Exhibit 24.1 with the Warburg Pincus Private Equity IX, L.P. Form 3 for Builders FirstSource, Inc., on March 3, 2006.