LEASE AMENDMENT AGREEMENT

EXHIBIT 10.10

LEASE AMENDMENT AGREEMENT

THIS AGREEMENT is made effective this 16 day of May, 2003, by and between:

W I T N E S S E T H:

WHEREAS, the Landlord and Tenant are parties to a certain Lease Agreement dated as of August 21, 2002, respecting the real property commonly known as 760 Washington Avenue, Carlstadt, New Jersey 07072 (hereinafter the “Lease”); and

WHEREAS, the SunGard Data Systems Inc. (the “Guarantor”) executed a certain Conditional Guaranty of Payment pursuant to Section 42.1 of the Lease; and

WHEREAS, the Tenant has agreed to lease the remaining portion of the Landlord’s Premises designated as Unit “B” on Schedule “A” to the Lease consisting of approximately 68,306 square feet of single-story floor space for a term of eleven (11) years and nine (9) months commencing on January 1, 2004, and terminating on September 30, 2015.

NOW, THEREFORE, for good and valuable consideration, the receipt of which and legal sufficiency of which is hereby acknowledged, and the parties intending to be legally bound hereunder, the parties agree as follows:

IN WITNESS WHEREOF the parties have hereunto placed their hands and seals effective as of the date first above written.

On May 16, 2003, before me, the undersigned Notary Public, personally appeared EDWARD RUSSO, personally known to me, or proved to me on the basis of satisfactory evidence, to be the person whose name is subscribed to the within instrument and acknowledged to me that he executed the same in his authorized capacity, and that by his signature on the instrument the person or the entity upon behalf of which the person acted, executed the instrument.

WITNESS my hand and official seal.

On May 16, 2003, before me, the undersigned Notary Public, personally appeared EDWARD C. MCKEEVER, personally known to me, or proved to me on the basis of satisfactory evidence, to be the person whose name is subscribed to the within instrument and acknowledged to me that he executed the same as Vice President and Controller of SUNGARD RECOVERY SERVICES LP, and that he is authorized to execute and executed the foregoing instrument on behalf of and as the act and deed of said limited partnership.

WITNESS my hand and official seal.

CONSENT OF GUARANTOR

The undersigned SunGard Data Systems Inc. (“Guarantor”), which executed a Conditional Guaranty of Payment dated as of August 21, 2002 (the “Guaranty”), in connection with the execution of a certain Lease Agreement dated as of August 21, 2002, between 760 Washington Avenue, L.L.C., as landlord (“Landlord”), and SunGard Recovery Services LP, as tenant (“Tenant”), with respect to the real property commonly known as 760 Washington Avenue, Carlstadt, New Jersey 07072, hereby consents to Tenant’s execution of a certain Lease Amendment Agreement dated as of May     , 2003, to which this consent is attached, which amends the Lease to include Unit B depicted on Schedule “A” to the Lease, and confirms that from and after July 1, 2003, the Guarantor’s obligations under the Guaranty shall apply to the entire Demised Premises including both Unit A and Unit B consisting of approximately 172,477 square feet.

On this 16^th day of May, 2003, before me personally came Michael J. Ruane, to me known, who being by me duly sworn, did depose and say that he is the Sr. VP – Finance and CFO of SunGard Data Systems Inc., a Delaware corporation, and that he is authorized to execute and executed the foregoing instrument on behalf of and as the act and deed of said corporation.

Schedule “A”

Fixed Rent for Unit B