EX-99.2 22 rs99_2.txt Exhibit 99.2 SIGNATURES After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. Dated: April 7, 2008 GS MEZZANINE PARTNERS V ONSHORE FUND, L.P. BY: GS Mezzanine Partners V Onshore Fund, L.L.C., its General Partner By: /s/ Kevin P. Treanor --------------------------------- Name: Kevin P. Treanor Title: Attorney-in-fact GSMP V ONSHORE US, LTD. By: /s/ Kevin P. Treanor --------------------------------- Name: Kevin P. Treanor Title: Attorney-in-fact GS MEZZANINE PARTNERS V INSTITUTIONAL FUND, L.P. BY: GS Mezzanine Partners V Institutional Fund, L.L.C., its General Partner By: /s/ Kevin P. Treanor --------------------------------- Name: Kevin P. Treanor Title: Attorney-in-fact GSMP V INSTITUTIONAL US, LTD. By: /s/ Kevin P. Treanor --------------------------------- Name: Kevin P. Treanor Title: Attorney-in-fact GS MEZZANINE PARTNERS V OFFSHORE FUND, L.P. BY: GS Mezzanine Partners V Offshore Fund, L.L.C., its General Partner By: /s/ Kevin P. Treanor --------------------------------- Name: Kevin P. Treanor Title: Attorney-in-fact GSMP V OFFSHORE US, LTD. By: /s/ Kevin P. Treanor --------------------------------- Name: Kevin P. Treanor Title: Attorney-in-fact