Overview
Sunriver Management LLC (“Sunriver”, the “Adviser”, the “Firm”, “we”, “us”, “our” and similar terms) is an
investment adviser with its principal place of business in Greenwich, CT. Sunriver is a limited liability
company formed in August 2015 under the laws of the State of Delaware. Randolph Willett (Will) Cook and
his affiliates control the Firm.
Sunriver provides investment advisory services on a discretionary basis to private funds (each, a “Fund”,
and collectively, the “Funds”) that are intended for sophisticated investors. As further summarized below,
certain Funds pursue a long/short strategy (the “Long/Short Funds”) and the other Funds pursue a long-
only strategy (the “Long Only Funds”). The Funds are as follows:
Long/Short Funds
• Sunriver Fund LP, a Delaware limited partnership (the “Long/Short Domestic Fund”);
• Sunriver Fund Ltd, a Cayman Islands exempted company (the “Long/Short Offshore Fund”, and
together with the Long/Short Domestic Fund, the “Long/Short Feeder Funds”);
• Sunriver Intermediate Fund Ltd, a Cayman Islands exempted company (the “Long/Short
Intermediate Fund”), into which the Long/Short Offshore Fund invests substantially all of its assets;
and
• Sunriver Master Fund Ltd, a Cayman Islands exempted company (the “Long/Short Master Fund”),
which serves as the master fund into which the Long/Short Domestic Fund and the Intermediate
Fund generally invest substantially all of their assets.
Long Only Funds
• Sunriver Long Fund LP, a Delaware limited partnership (the “Long Domestic Fund”);
• Sunriver Long Fund Ltd, a Cayman Islands exempted company (the “Long Offshore Fund”, and
together with the Long Domestic Fund, the “Long Feeder Funds”); and
• Sunriver Long Master Fund Ltd, a Cayman Islands exempted company (the “Long Master Fund”),
which serves as the master fund into which the Long Feeder Funds generally invest substantially
all of their assets.
The Funds are managed according to the investment objectives and strategies as set forth in each Fund’s
Confidential Private Offering Memorandum (“Offering Document”) and are generally not tailored to any
particular investor in the Funds (each an “Investor”).
Sunriver GP LLC, a Delaware limited liability company (the “General Partner”), is the general partner of the
Long/Short Domestic Fund and the Long Domestic Fund and is a shareholder of the Intermediate Fund and
the Long Master Fund. Sunriver Global LP, a Delaware limited partnership, is the managing member of
Sunriver. Sunriver Advisors LLC is the general partner of Sunriver Global LP, while Mr. Cook is the
managing member of Sunriver Advisors LLC and of the General Partner.
As of January 1, 2024, Sunriver managed regulatory assets of $1,033,380,091, all managed on a
discretionary basis.