WARBURG PINCUS PRIVATE EQUITY (E&P) XI-B, L.P.

PFID 805-6424990000 Managed by WARBURG PINCUS LLC

Private Equity Fund 3(c)(7) Master Fund

Gross Asset Value

$108.6M

Min. Investment

$20,000,000

Investors

174

First Sale

FY End

Service Providers

Auditor

ERNST & YOUNG LLP

NEW YORK, New York, United States

PCAOB: Registered

Independent: Yes

Custodian

GOLDMAN SACHS & CO. LLC

NEW YORK, New York, United States

Custodian

WELLS FARGO BANK, NA

SIOUX FALLS, South Dakota, United States

Custodian

BLACKROCK ADVISORS, LLC

WILMINGTON, Delaware, United States

Custodian

BOFA SECURITIES, INC.

NEW YORK, New York, United States

Custodian

MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED

NEW YORK, New York, United States