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Chartwell Investments
Michael Shein's Chartwell Investments deploys permanent capital into niche lower middle-market founder transitions, with over $900M deployed since 2004.
Chartwell Investments
Founded in 1992 by Michael Shein, a former Goldman Sachs M&A banker, Chartwell Investments was built to address a persistent capital gap in the lower middle market. Shein structured the firm to partner directly with founder- and family-owned businesses across North America, deploying over $900 million since 2004 through a model that prioritizes generational liquidity events over short-duration flips. The firm operates under the CHIEF Capital brand, reflecting its self-conception as a chief strategic partner rather than a passive financial investor. Chartwell targets businesses generating $10–100 million in revenue and $3–20 million in EBITDA, deploying capital across buyouts, growth equity, recapitalizations, and succession-driven transactions. The portfolio spans industrial technology, water treatment, specialty logistics, healthcare services, and consumer lifestyle. Confirmed positions include World Water Works, a wastewater treatment specialist; Guardian Fleet Services, a provider of heavy-duty towing and transportation; Blue Ocean Aesthetics Holdings, parent of Rohrer Aesthetics; Contract Datascan Holdings, an inventory data firm; and Richard Childress Racing, one of NASCAR's premier organizations. Geographic concentration remains centered in the United States, with platform companies operating across multiple states. Chartwell operates with a lean investment team of five professionals led by Michael Shein and Vice Presidents Deepak Sethi and Andrew Shein. The firm supplements its internal capabilities through an Executive Council of operating veterans and a Founder Council composed of entrepreneurs from its own portfolio companies — executives from RQM+, General Rubber, and Richard Childress Racing sit on these advisory bodies. In 2025 the firm added Sachin Gupta, a former Bank of America and Credit Suisse investment banker, as a Financial Analyst to support evaluation and execution of new platform investments. The firm's structural differentiator lies in its dual-board advisory architecture. Beyond the traditional board seats held by its investment team, Chartwell convenes both an Executive Council of seasoned operators and a Founder Council of past portfolio partners. This creates a permanent pool of sector-specific expertise that stays engaged across diligence and post-close operations. The model is unusual for a firm deploying sub-$100 million equity checks and functions as an in-sourced operating-partner bench without the overhead of a full-time operating team.
General information
Firm type
Private Equity
Year founded
1992
AUM
Undisclosed
Location
Region
North America
Country
United States
City
New York
Corporate office
125 E 83rd Street, Suite 2, New York, NY 10028
Principals
Michael Shein
Co-Founder & Managing Partner
Deepak Sethi
Vice President
Andrew Shein
Vice President
Sector focus
Frequently asked questions
Who runs investment decisions at Chartwell Investments?
Michael Shein, co-founder and managing partner, leads all investment activity. He draws on over 30 years of private equity experience, including prior roles at Goldman Sachs' M&A group. Vice Presidents Deepak Sethi and Andrew Shein manage evaluation and portfolio oversight, with the firm's lean structure ensuring senior-level attention on every platform investment.
How does Chartwell source deal flow?
Chartwell sources primarily through relationships with founder-owners and family businesses, bypassing broad auction processes. The firm's Executive Council and Founder Council — comprising current and former portfolio executives from companies like RQM+, Childress Racing, and General Rubber — act as an informal sourcing network. This architecture is designed to surface proprietary succession-driven opportunities in niche industrial and service sectors.
Is Chartwell a single family office or a private equity firm?
Chartwell is structured as a private equity firm, not a family office. It raises capital to invest in entrepreneurial and family-owned businesses. The firm operates its portfolio under the CHIEF Capital brand, which signals a hands-on, partnership-oriented approach to lower middle-market buyouts and growth recapitalizations.
What investment stages does Chartwell target?
Chartwell targets control buyouts, growth equity, and recapitalization transactions in lower middle-market companies with $10–100 million in revenue and $3–20 million in EBITDA. The firm also executes succession-driven transactions, spin-offs from larger corporations, and add-on acquisitions for existing portfolio platforms.
Which sectors is Chartwell known for?
Chartwell's portfolio concentrates on niche industrial and service businesses. Confirmed sectors include water technology (World Water Works), transportation and logistics (Guardian Fleet Services), aesthetics and healthcare (Blue Ocean Aesthetics, Rohrer Aesthetics), and motorsports (Richard Childress Racing). The firm explicitly focuses on markets where it can apply operating expertise from its advisory councils.
How is Chartwell related to CHIEF Capital?
CHIEF Capital is the operating brand under which Chartwell Investments conducts its private equity activities. The name reflects the firm's thesis of acting as a chief strategic partner to portfolio companies, rather than as a remote financial sponsor. The two names are used interchangeably on the firm's website and in its external communications.
Does Chartwell invest through fund structures or direct deals?
Chartwell structures each transaction individually, customizing terms to meet the goals of the founder or family seller. The firm does not publicly identify a traditional blind-pool fund series. Instead, it operates with a flexible deployment model designed for permanent or generational holding periods, which aligns it more closely with patient capital providers than with fixed-life fund managers.
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