Single Family Office

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Equity Group Investments

Equity Group Investments traces to 1968 when Sam Zell established the vehicle to house returns from property acquisitions. Zell expanded the mandate into...

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Equity Group Investments

Equity Group Investments traces to 1968 when Sam Zell established the vehicle to house returns from property acquisitions. Zell expanded the mandate into energy, logistics and manufacturing before his death in May 2023. The office continues under President Mark Sotir and maintains separate oversight through Chai Trust Company led by Scott Peppet. Deployment spans real estate, private equity, infrastructure and public equities. The firm executes direct acquisitions, co-investments and distressed purchases rather than broad fund commitments. Confirmed holdings include Equity Residential, Equity LifeStyle Properties and Equity Commonwealth. Activity covers North America and Europe with additional reach into South America and Oceania. The team size remains undisclosed. Adjacent structures include the Zell Family Foundation, chaired by Helen Zell, and the private trust company Chai Trust. No new operational announcements have surfaced in the past twenty-four months. The office also maintains club ties through YPO and the Economic Club of Chicago. Equity Group Investments operates as a captive vehicle for one family, allowing decisions without LP reporting cycles or fixed fund terms. This structure supports multi-decade holds in both operating companies and listed REITs while preserving full control over capital allocation.

General information

Firm type

Single Family Office

Year founded

1968

Location

Region

North America

Country

United States

City

Chicago

Corporate office

Chicago, IL, United States

Principals

Mark Sotir

President

Scott Peppet

President of Chai Trust Company

Altss tracks 1 additional named team member for this firm — including direct investment leads, IR, and operating principals not listed on the public website.

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Sector focus

Real EstatePrivate EquityDistressed & TurnaroundEnergy Transition & RenewablesSupply Chain & Logistics

Frequently asked questions

Who runs investment decisions at Equity Group Investments?

Mark Sotir serves as President and leads day-to-day investment activity. Scott Peppet oversees Chai Trust Company, the trust entity that holds family assets. Helen Zell directs the separate Zell Family Foundation.

Does Equity Group Investments participate in fund commitments or only direct deals?

The firm executes direct acquisitions, co-investments and public market positions. It avoids broad third-party fund commitments in favor of control-oriented transactions.

What investment stages does Equity Group Investments typically target?

Activity centers on buyouts, distressed and turnaround situations, growth equity and public equities. PIPE transactions and restructuring opportunities also appear in the record.

Where does the underlying wealth come from?

Sam Zell generated the capital through opportunistic real estate investments beginning in 1968. Later diversification moved into energy, logistics and manufacturing assets.

How is Equity Group Investments related to Chai Trust Company?

Chai Trust Company functions as the private trust company that holds and oversees Zell family assets. Scott Peppet serves as its President alongside his role at the family office.

Does Equity Group Investments maintain philanthropic structures?

The Zell Family Foundation operates separately under Helen Zell. It receives funding from the family office but maintains distinct governance and grant-making activity.

What is Equity Group Investments known posture on co-investments alongside external GPs?

The firm pursues direct co-investments and SPVs in addition to wholly owned acquisitions. It selects opportunities that align with internal control preferences rather than passive LP roles.

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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