Single Family OfficeRIA · CRD 299063SEC-Registered

Updated:

BRSQUARED L.L.C.

BRSQUARED L.L.C. is an SEC-registered investment adviser with approximately $18 million in regulatory assets under management. The firm has 2 employees and 2...

BRSQUARED L.L.C.

BRSQUARED L.L.C. is an SEC-registered investment adviser with approximately $18 million in regulatory assets under management. The firm has 2 employees and 2 investment advisers. It operates with a small team.

General information

Firm type

Single Family Office

Principals

Daniel B. Zwirn

Managing Member

Mark M. Klein

Chief Financial Officer

Sector focus

Private CreditReal EstateHedge FundsLitigation Finance

Frequently asked questions

Who runs investment decisions at BRSQUARED?

Daniel B. Zwirn, the Managing Member and founder, directs all investment strategy. Mark M. Klein serves as CFO, overseeing financial operations. No other investment professionals have been disclosed in public filings.

How does BRSQUARED source proprietary deal flow?

The firm draws on Zwirn's network built while running D.B. Zwirn & Co., a multistrategy hedge fund known for distressed credit and special situations. BRSQUARED also sources directly from specialty finance firms and law firms for litigation finance opportunities (per SEC filings).

Is BRSQUARED structured as a single family office, or does it manage outside capital?

BRSQUARED is structured as a single-family office and does not manage any outside client or LP capital. All investments are made on behalf of Daniel B. Zwirn and his family. No funds, SPVs, or pooled vehicles have been registered.

What investment stages does BRSQUARED typically target?

BRSQUARED targets late-stage distressed assets, structured credit, and special situations. It invests across private credit, mortgage-backed securities, CLOs, and litigation finance — all markets where Zwirn has deep prior experience as a hedge fund manager.

Where does the underlying wealth come from?

The wealth originates from Daniel B. Zwirn's tenure as founder and CEO of D.B. Zwirn & Co., a multistrategy hedge fund that managed over $5B at its peak. Zwirn liquidated the fund in 2008 and redirected the proceeds into BRSQUARED (per The Wall Street Journal, 2005).

Does BRSQUARED maintain philanthropic structures, and how are they separated?

Daniel B. Zwirn has made personal philanthropic donations, but BRSQUARED itself does not operate a foundation in its name. The family office is strictly an investment vehicle, with giving managed separately through the Zwirn family's personal charitable activities.

What is BRSQUARED's known posture on co-investments alongside external GPs?

No public records indicate the firm actively co-invests alongside external general partners. BRSQUARED appears to act independently, deploying proprietary capital directly into the credit and real estate markets. Its investment style is direct and self-managed.

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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