AMENDMENT NO. 2 TO PRINCIPAL INVESTOR AGREEMENT

Exhibit 10.52

AMENDMENT NO. 2

TO

PRINCIPAL INVESTOR AGREEMENT

This Amendment No. 2 (the “Amendment”) to the Principal Investor Agreement dated as of August 10, 2005 among SunGard Capital Corp., a Delaware corporation (together with its successors and permitted assigns, the “Company”), certain of its subsidiaries and the Principal Investors named therein (the “Agreement”) is made as of January 31, 2008, by and among:

(i) the Company; and

(ii) each Principal Investor executing this Amendment.

Amendment to Agreement

The parties hereto hereby agree as follows:

1. Amendment.

(a) Each of Sections 2.3.1, 2.3.2, 2.3.3 and 2.3.4 of the Agreement is hereby amended and restated as follows: the amount of “$10,000,000” shall be deleted and replaced with “$25,000,000.”

(b) Section 2.8 of the Agreement is hereby amended and restated in its entirety as follows:

“Operating Committee. The Principal Investor Groups will create an operating committee (the “Operating Committee”) to work with management of the Company and provide advice to the Board, when requested to do so, with respect to any matter, including acquisitions, dispositions, financings and operating performance. Each Principal Investor Group shall be permitted to designate one representative (who shall not be a director of the Company) to participate on the Operating Committee, and shall be permitted to remove and replace such designee from time to time, provided that a Principal Investor Group’s designee shall be automatically removed (and not replaced) at such time as such Principal Investor Group ceases to be a Principal Investor Group in accordance with the definition thereof. The Company shall present, and shall cause each of its direct and indirect subsidiaries to present to the Operating Committee for its review, any transaction of a sort otherwise described in any of Section 2.3.1 through 2.3.4 but which has a transaction value of more than $10,000,000 but not more than $25,000,000 prior to entering into, or committing to enter into, such transaction.”

2. Limited Amendment. Except as specifically amended by the Amendment, the Agreement shall remain in full force and effect in accordance with its terms.

3. Counterparts. This Amendment may be executed in any number of counterparts, each of which shall constitute an original, but all of which, taken together, shall constitute one and the same agreement.

4. Governing Law. This Amendment shall be governed by and construed in accordance with the domestic substantive laws of the State of Delaware without giving effect to any choice or conflict of laws provision or rule that would cause the application of the domestic substantive laws of any other jurisdiction.

5. Definitions. Capitalized terms used but not defined herein are used herein with the definitions contained in the Agreement.

[Signature pages follow]

-2-

IN WITNESS WHEREOF, each of the undersigned has duly executed this Amendment No. 2 (or caused this Amendment No. 2 to be executed on its behalf by its officer or representative thereunto duly authorized) under seal as of the date first above written.

THE COMPANY:		SUNGARD CAPITAL CORP.
		Name:		Xxxxxxx X. Xxxxx
		Title:		Chief Financial Officer and Treasurer

IN WITNESS WHEREOF, each of the undersigned has duly executed this Amendment No. 2 (or caused this Amendment No. 2 to be executed on its behalf by its officer or representative thereunto duly authorized) under seal as of the date first above written.

XXXX CAPITAL INTEGRAL INVESTORS, LLC
By:		Xxxx Capital Investors, LLC, its administrative member
By:		*
Name:		Xxxx Xxxxxxxxxxx
Title:		Managing Director
BCIP TCV, LLC
By:		Xxxx Capital Investors, LLC, its administrative member
By:		*
Name:		Xxxx Xxxxxxxxxxx
Title:		Managing Director

* The signature appearing immediately below shall serve as a signature at each place indicated with an “*” on this page:

Xxxx Xxxxxxxxxxx

IN WITNESS WHEREOF, each of the undersigned has duly executed this Amendment No. 2 (or caused this Amendment No. 2 to be executed on its behalf by its officer or representative thereunto duly authorized) under seal as of the date first above written.

BLACKSTONE CAPITAL PARTNERS IV L.P.
By:		Blackstone Management Associates IV L.L.C., its General Partner
By:		*
Name:		Xxxxx X. Xxx
Title:		Authorized Person
BLACKSTONE CAPITAL PARTNERS IV-A L.P.
By:		Blackstone Management Associates IV L.L.C., its General Partner
By:		*
Name:		Xxxxx X. Xxx
Title:		Authorized Person
BLACKSTONE FAMILY INVESTMENT PARTNERSHIP IV-A L.P.
By:		Blackstone Management Associates IV L.L.C., its General Partner
By:		*
Name:		Xxxxx X. Xxx
Title:		Authorized Person
BLACKSTONE PARTICIPATION PARTNERSHIP IV L.P.
By:		Blackstone Management Associates IV L.L.C., its General Partner
By:		*
Name:		Xxxxx X. Xxx
Title:		Authorized Person
BLACKSTONE GT COMMUNICATIONS PARTNERS L.P.
By:		Blackstone Communications Management Associates I L.L.C., its General Partner
By:		*
Name:		Xxxxx X. Xxx
Title:		Authorized Person
BLACKSTONE FAMILY COMMUNICATIONS PARTNERSHIP L.P.
By:		Blackstone Communications Management Associates I L.L.C., its General Partner
By:		*
Name:		Xxxxx X. Xxx
Title:		Authorized Person

* The signature appearing immediately below shall serve as a signature at each place indicated with an “*” on this page:

Xxxxx X. Xxx

[Amendment No. 2 Signature Page]

IN WITNESS WHEREOF, each of the undersigned has duly executed this Amendment No. 2 (or caused this Amendment No. 2 to be executed on its behalf by its officer or representative thereunto duly authorized) under seal as of the date first above written.

GS CAPITAL PARTNERS 2000, L.P.						GS CAPITAL PARTNERS V FUND, L.P.
By:		GS Advisors 2000, L.L.C.,				By:		GSCP V Advisors, L.L.C.
		its General Partner						its General Partner
By:		*				By:		*
Name:		Xxxxxxx Xxxxx				Name:		Xxxxxxx Xxxxx
Title:		Vice President				Title:		Managing Director
GS CAPITAL PARTNERS 2000 EMPLOYEE FUND, L.P.						GS CAPITAL PARTNERS V OFFSHORE FUND, L.P.
By:		GS Employee Funds 2000 GP, L.L.C.				By:		GSCP V Offshore Advisors, L.L.C.
		its General Partner						its General Partner
By:		*				By:		*
Name:		Xxxxxxx Xxxxx				Name:		Xxxxxxx Xxxxx
Title:		Vice President				Title:		Managing Director
GS CAPITAL PARTNERS 2000 OFFSHORE, L.P.						GS CAPITAL PARTNERS V GMBH & CO. KG
By:		GS Advisors 2000, L.L.C.				By:		GS Advisors V L.L.C.
		its General Partner						its Managing Limited Partner
By:		*				By:		*
Name:		Xxxxxxx Xxxxx				Name:		Xxxxxxx Xxxxx
Title:		Vice President				Title:		Managing Director
XXXXXXX XXXXX DIRECT INVESTMENT FUND 2000, L.P.						GS CAPITAL PARTNERS V INSTITUTIONAL, L.P.
By:		GS Employee Funds 2000 GP, L.L.C.				By:		GS Advisors V, L.L.C.
		its General Partner						its General Partner
By:		*				By:		*
Name:		Xxxxxxx Xxxxx				Name:		Xxxxxxx Xxxxx
Title:		Vice President				Title:		Managing Director
GS PARTNERS 2000 GMBH & CO. BETEILIGUNGS KG
By:		Xxxxxxx, Sachs Management GP GmbH
		its General Partner
By:		*
Name:		Xxxxxxx Xxxxx
Title:		Attorney-in-Fact

* The signature appearing immediately below shall serve as a signature at each place indicated with an “*” on this page:

Xxxxxxx Xxxxx

[Amendment No. 2 Signature Page]

IN WITNESS WHEREOF, each of the undersigned has duly executed this Amendment No. 2 (or caused this Amendment No. 2 to be executed on its behalf by its officer or representative thereunto duly authorized) under seal as of the date first above written.

KKR MILLENNIUM FUND L.P.
By:		KKR Associates Millennium L.P., its general partner
By:		KKR Millennium GP LLC, its general partner
By:		*
Name:		Xxxxx X. Xxxxxx, Xx.
Title:		Member
KKR PARTNERS III, L.P.
By:		KKR GP III LLC, its general partner
By:		*
Name:		Xxxxx X. Xxxxxx, Xx.
Title:		Member

* The signature appearing immediately below shall serve as a signature at each place indicated with an “*” on this page:

Xxxxx X. Xxxxxx, Xx.

[Amendment No. 2 Signature Page]

IN WITNESS WHEREOF, each of the undersigned has duly executed this Amendment No. 2 (or caused this Amendment No. 2 to be executed on its behalf by its officer or representative thereunto duly authorized) under seal as of the date first above written.

PROVIDENCE EQUITY PARTNERS V LP
By:		Providence Equity GP V LP, its general partner
By:		Providence Equity Partners V L.L.C., its general partner
By:		*
Name:		Xxxxx X. Xxxxxxxxxx
Title:		Managing Director
PROVIDENCE EQUITY PARTNERS V-A LP
By:		Providence Equity GP V LP, its general partner
By:		Providence Equity Partners V L.L.C., its general partner
By:		*
Name:		Xxxxx X. Xxxxxxxxxx
Title:		Managing Director

* The signature appearing immediately below shall serve as a signature at each place indicated with an “*” on this page:

Xxxxx X. Xxxxxxxxxx

[Amendment No. 2 Signature Page]

IN WITNESS WHEREOF, each of the undersigned has duly executed this Amendment No. 2 (or caused this Amendment No. 2 to be executed on its behalf by its officer or representative thereunto duly authorized) under seal as of the date first above written.

SILVER LAKE PARTNERS II, L.P.
By:		Silver Lake Technology Associates II, L.L.C., its general partner
By:		*
Name:		Xxxxx X. Xxxxxxxx
Title:		Managing Director
SILVER LAKE TECHNOLOGY INVESTORS II, L.P.
By:		Silver Lake Technology Associates II, L.L.C., its general partner
By:		*
Name:		Xxxxx X. Xxxxxxxx
Title:		Managing Director

* The signature appearing immediately below shall serve as a signature at each place indicated with an “*” on this page:

Xxxxx X. Xxxxxxxx

[Amendment No. 2 Signature Page]

IN WITNESS WHEREOF, each of the undersigned has duly executed this Amendment No. 2 (or caused this Amendment No. 2 to be executed on its behalf by its officer or representative thereunto duly authorized) under seal as of the date first above written.

TPG PARTNERS IV, L.P.
By:		TPG GenPar IV, L.P., its general partner
By:		TPG Advisors IV, Inc., its general partner
By:		*
Name:		Xxxxx Xxxx
Title:		Vice President
T³ PARTNERS II, L.P.
By:		T³ GenPar II, L.P., its general partner
By:		T³ Advisors II, Inc., its general partner
By:		*
Name:		Xxxxx Xxxx
Title:		Vice President
T³ PARALLEL II, L.P.
By:		T³ GenPar II, L.P., its general partner
By:		T³ Advisors II, Inc., its general partner
By:		*
Name:		Xxxxx Xxxx
Title:		Vice President
TPG SOLAR III LLC
By:		TPG Partners III, L.P., its managing member
By:		TPG GenPar III, L.P., its general partner
By:		TPG Advisors III, Inc., its general partner
By:		*
Name:		Xxxxx Xxxx
Title:		Vice President
TPG SOLAR CO-INVEST LLC
By:		TPG GenPar IV, L.P., its managing member
By:		TPG Advisors IV, Inc., its general partner
By:		*
Name:		Xxxxx Xxxx
Title:		Vice President

* The signature appearing immediately below shall serve as a signature at each place indicated with an “*” on this page:

Xxxxx Xxxx

[Amendment No. 2 Signature Page]