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O2 INVESTMENT PARTNERS, L.P.

O2 INVESTMENT PARTNERS, L.P. is a Series C+, buyout, other and debt fund in the US, Canada, Midwest and Great Lakes region writing $5M–$75M checks into Enterprise, b2b-services, technology, niche-manufacturing, distribution, industrial, manufacturing and services.

Stages
Series C+, buyout, other, debt
Sectors
Enterprise, b2b-services, technology, niche-manufacturing, distribution, industrial, manufacturing, services
Check size
$5M–$75M
Invests in
US-wide, Canada, Midwest, Great Lakes region
Round role
Leads rounds
Actively investing
Yes
Founded
2010
Assets under management
$1.1B

Thesis

O2 Investment Partners, founded in 2010, is a private equity firm based in Bloomfield Hills, Michigan. The firm focuses on acquiring majority interests in lower middle-market businesses, particularly family- and founder-owned companies, within the United States and Canada, with a preference for the Midwest and Great Lakes region. O2 invests in B2B services, technology, and select industrial sectors, including niche manufacturing and distribution. The firm seeks to partner with entrepreneurial management teams to build and grow businesses, employing a strategy of scaling initial platforms through organic growth, tactical add-on acquisitions, and operational integration. O2 generally targets companies with EBITDA greater than $5 million and enterprise values between $5 million and $75 million. O2 closed its oversubscribed Fund V in March 2026, securing $670 million in capital commitments, following Fund IV with $445 million in April 2023. The firm has $1.1 billion in assets under management.

Common questions

Does O2 INVESTMENT PARTNERS, L.P. invest at the Series C+ stage?

Yes. O2 INVESTMENT PARTNERS, L.P. lists Series C+, buyout, other and debt among the stages it invests in.

What check size does O2 INVESTMENT PARTNERS, L.P. write?

O2 INVESTMENT PARTNERS, L.P. writes $5M–$75M checks.

Where does O2 INVESTMENT PARTNERS, L.P. invest?

O2 INVESTMENT PARTNERS, L.P. invests in the US, Canada, Midwest and Great Lakes region.

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