Exhibit 31 Re: GSAA Home Equity Trust 2006-S1 (the "Trust") Mortgage Pass- Through Certificates, Series 2006-S1, issued pursuant to the Pooling and Servicing Agreement, dated as of December 1, 2006 (the "Pooling and Servicing Agreement"), among GS...Pooling and Servicing Agreement • April 2nd, 2007 • GSAA Home Equity Trust 2006-S1 • Asset-backed securities
GS MORTGAGE SECURITIES CORP. GSAA HOME EQUITY TRUST 2006-S1 MORTGAGE PASS- THROUGH CERTIFICATES, SERIES 2006-S1 Underwriting Agreement Dated as of December 15, 2006Underwriting Agreement • January 16th, 2007 • GSAA Home Equity Trust 2006-S1 • Asset-backed securities
GS Mortgage Securities Corp. (the “Company”) proposes to cause GSAA Home Equity Trust 2006-S1 (the “Trust”) to issue its Mortgage Pass-Through Certificates, Series 2006-S1 (the “Certificates”), pursuant to a Pooling and Servicing Agreement, dated as of December 1, 2006 (the “Pooling and Servicing Agreement”), by and among the Company, as depositor, Ocwen Loan Servicing, LLC, as a servicer (“Ocwen”), National City Home Loans Services, Inc., as a servicer (“National City”), Avelo Mortgage, L.L.C., as a servicer (“Avelo” and together with National City and Ocwen, the “Servicers”), Wells Fargo Bank, National Association, as master servicer (the “Master Servicer”), U.S. Bank National Association, as a custodian, and Deutsche Bank National Trust Company, as trustee (the “Trustee”), and proposes to sell to Goldman, Sachs & Co. (the “Underwriter”) the Certificates specified on Schedule I hereto pursuant to this Underwriting Agreement (the “Agreement”). The Class I-A-1, Class I-A-IO, Class I-M-
GS MORTGAGE SECURITIES CORP., Depositor, WELLS FARGO BANK, N.A., Group I Master Servicer, OCWEN LOAN SERVICING, LLC, Group I Servicer, AVELO MORTGAGE L.L.C., Group I Servicer, NATIONAL CITY HOME LOAN SERVICES, INC., Group II Servicer, DEUTSCHE BANK...Pooling and Servicing Agreement • January 16th, 2007 • GSAA Home Equity Trust 2006-S1 • Asset-backed securities • New York
Exhibit 31 Re: GSAA Home Equity Trust 2006-S1 (the "Trust") Mortgage Pass- Through Certificates, Series 2006-S1, issued pursuant to the Pooling and Servicing Agreement, dated as of December 1, 2006 (the "Pooling and Servicing Agreement"), among GS...Pooling and Servicing Agreement • May 21st, 2008 • GSAA Home Equity Trust 2006-S1 • Asset-backed securities
GS MORTGAGE SECURITIES CORP., Depositor, WELLS FARGO BANK, N.A., Group I Master Servicer, OCWEN LOAN SERVICING, LLC, Group I Servicer, AVELO MORTGAGE L.L.C., Group I Servicer, HOME LOAN SERVICES, INC., Group II Servicer, DEUTSCHE BANK NATIONAL TRUST...Pooling and Servicing Agreement • October 23rd, 2007 • GSAA Home Equity Trust 2006-S1 • Asset-backed securities
AMENDMENT NO. 1, dated as of October 19, 2007 (this “Amendment”), among GS MORTGAGE SECURITIES CORP., a Delaware corporation (the “Depositor”), WELLS FARGO BANK, N.A., a national banking association, as master servicer of the Group I Mortgage Loans (the “Group I Master Servicer”), OCWEN LOAN SERVICING, LLC, a Delaware limited liability company, as servicer of certain Group I Mortgage Loans (“Ocwen”), Avelo Mortgage L.L.C., a Delaware limited liability company, as servicer of certain Group I Mortgage Loans (“Avelo” and, together with Ocwen, the “Group I Servicers”), HOME LOAN SERVICES, INC. (successor to NATIONAL CITY HOME LOAN SERVICES, INC.), a Delaware corporation, as servicer of the Group II Mortgage Loans (the “Group II Servicer”), DEUTSCHE BANK NATIONAL TRUST COMPANY, a national banking association, as trustee (the “Trustee”), and U.S. BANK NATIONAL ASSOCIATION, a national banking association, as custodian with respect to certain Group I Mortgage Loans (the “Group I Custodian”) in
