RIA · CRD 170379SEC-RegisteredPrivate Fund Adviser

Updated:

Castlestone Management

CASTLESTONE MANAGEMENT LLC is an SEC-registered investment adviser in Ridgewood, NJ. The firm manages approximately $46 million in regulatory assets.

Castlestone Management

CASTLESTONE MANAGEMENT LLC is an SEC-registered investment adviser in Ridgewood, NJ. The firm manages approximately $46 million in regulatory assets. It has 2 employees and 2 investment advisers.

General information

Firm type

RIA

Year founded

1997

Location

Region

North America

Country

United States

City

Ridgewood

Corporate office

New York, NY, United States

Principals

Michael Castlestone

Founder & Chief Investment Officer

Sector focus

Real EstatePrivate CreditInfrastructureEnergy Transition & RenewablesHedge Funds

Frequently asked questions

Who runs investment decisions at Castlestone Management?

Michael Castlestone is the Founder and Chief Investment Officer, making all primary investment decisions. The firm does not publicly disclose any other investment committee members.

How does Castlestone Management source deal flow?

The firm sources proprietary deal flow through direct relationships with developers, operators, and institutional partners. It also participates in club deals and co-investments where it can negotiate direct control.

Is Castlestone Management structured as a single family office or a multi-family office?

Castlestone Management operates as a single-family office for the Castlestone family. It does not solicit or manage capital from external families.

Does Castlestone Management participate in fund commitments or only direct deals?

The firm primarily focuses on direct investments and co-investments rather than fund-of-funds commitments. It seeks control or meaningful influence over its portfolio assets.

What investment stages does Castlestone Management typically target?

Castlestone targets long-duration assets with inflation-linked cash flows, such as stabilized real estate and infrastructure. It does not pursue early-stage venture or growth equity.

Which sectors does Castlestone Management explicitly avoid?

The firm avoids technology venture capital, growth equity, public equities, and early-stage startup investments. Its focus is exclusively on hard assets and private credit.

Where does the underlying wealth come from?

The wealth originates from Michael Castlestone's prior investment activities, though the family does not publicly detail the specific source of capital.

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