Single Family Office

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Stillwater Family Office

Stillwater Family Office was established in 2003 by Mortimer D.A. Sackler. It functions as the dedicated vehicle for the Sackler family, whose fortune stems...

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Stillwater Family Office

Stillwater Family Office was established in 2003 by Mortimer D.A. Sackler. It functions as the dedicated vehicle for the Sackler family, whose fortune stems from Purdue Pharma holdings. The office allocates across public equities, private company stakes and real estate. Confirmed positions include Mundipharma and the Peak Resorts portfolio sold to Vail Resorts in 2019. Geographic exposure centers on the United States and the United Kingdom, with additional holdings such as properties at 654 and 655 Madison Avenue in New York. Brian Olson serves as President and CIO of Kokino LLC, a related vehicle. Robert Averick acts as portfolio manager at Kokino and director at Amtech Systems. The firm also maintains philanthropic entities including the Raymond and Beverly Sackler Foundation and The Sackler Trust.

General information

Firm type

Single Family Office

Year founded

2003

Location

Region

North America

Country

United States

City

New York

Corporate office

New York, NY, United States

Principals

Mortimer D.A. Sackler

Founder

David Sackler

Family Member

Brian Olson

President and CIO of Kokino LLC

Robert Averick

Portfolio Manager at Kokino LLC

Sector focus

Real EstatePrivate Markets

Frequently asked questions

Who runs investment decisions at Stillwater Family Office?

Brian Olson serves as President and CIO of Kokino LLC, the primary investment vehicle. Robert Averick acts as portfolio manager at Kokino.

How is Stillwater Family Office related to Kokino LLC?

Kokino LLC operates as the investment arm under the same principals, with Brian Olson and Robert Averick listed in operational roles.

What asset classes does Stillwater Family Office deploy into?

Allocations span public equities, private company stakes and real estate holdings in the United States and United Kingdom.

Does Stillwater Family Office maintain philanthropic structures?

Yes. The office oversees the Raymond and Beverly Sackler Foundation and The Sackler Trust as separate entities.

Where does the underlying wealth come from?

The capital originates from the Sackler family’s holdings in Purdue Pharma and related pharmaceutical investments.

Profile maintained by using OSINT (open-source intelligence), regulatory filings, licensed data partners, and verified direct submissions. Read the methodology. Last updated: . Continuous refresh with full update cycles at least every 30 days.

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