Frontenac Company is a family office - multi based in Chicago, IL, United States, founded in 1971. Verified contact details, AUM data, and investment preferences on FindLPs.
Frontenac Company is a Chicago-based private investment firm founded in 1971. We are currently investing from our tenth equity fund. We invest in high-quality, closely-held companies, primarily in services industries. We work with the owners of mid-sized businesses, almost always families or founders, as they address complex transition issues of liquidity, management enhancement, and growth planning. We have been involved with over 200 ownership transitions in closely-held companies. Through our CEO1ST approach, we partner with proven operating executives to grow these successful, mid-sized companies. We are patient investors, allowing the time for companies to realize their full potential.
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LP firm data compiled from public regulatory filings (SEC Form ADV, FCA, AIFMD disclosures), company websites and press releases, LinkedIn public profiles, and verified outbound email testing. AUM figures reflect self-reported values from filings and may lag by 1–2 fiscal quarters; bands are normalized in USD. We do not publish personal residential information; firms or individuals may request removal at /contact. Methodology & sources · Updated July 2026.