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ARGONNE CAPITAL GROUP, LLC

ARGONNE CAPITAL GROUP, LLC is a Series C+ and buyout fund in the US writing $5M–$300M checks into restaurant, retail, business-services, automotive-service and light-industrial.

Stages
Series C+, buyout
Sectors
restaurant, retail, business-services, automotive-service, light-industrial
Check size
$5M–$300M
Invests in
US-wide
Round role
Leads rounds
Actively investing
Yes
Founded
2003
Assets under management
$1.68B

Thesis

Argonne Capital Group, LLC is a private investment firm founded in 2003 and headquartered in Atlanta, Georgia. The firm specializes in acquiring and growing middle-market enterprises, with a particular focus on companies in the restaurant, retail, business services, automotive service, and light industrial sectors. They target stable, cash-flow generating businesses with strong market positions and clear opportunities for expansion and enhancement, partnering with existing management teams to drive value through operational improvements, strategic growth initiatives, and add-on acquisitions. The firm has a strong emphasis on real estate expertise, leveraging it across their portfolio to optimize strategies and accelerate growth. They consider companies with EBITDA between $5 million and $150 million and are willing to invest up to $300 million in equity per transaction, primarily within the United States. As of December 31, 2024, Argonne Capital Group oversaw approximately $1.58 billion in regulatory assets on a discretionary basis, with other reports indicating total regulatory AUM of $1.68 billion as of March 31, 2026. The firm manages twenty-two private fund investment vehicles and announced the closing of over $1 billion in continuation vehicles in July 2023.

Common questions

Does ARGONNE CAPITAL GROUP, LLC invest at the Series C+ stage?

Yes. ARGONNE CAPITAL GROUP, LLC lists Series C+ and buyout among the stages it invests in.

What check size does ARGONNE CAPITAL GROUP, LLC write?

ARGONNE CAPITAL GROUP, LLC writes $5M–$300M checks.

Where does ARGONNE CAPITAL GROUP, LLC invest?

ARGONNE CAPITAL GROUP, LLC invests in the US.

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