Brendan O Reilly

Brendan O'Reilly is a Principal on the investment team at Leonard Green & Partners, a Los Angeles-based private equity firm founded in 1989. LGP reports approximately $85 billion of assets under management as of December 31, 2025, and says it has made more than 160 investments since inception.

O'Reilly joined LGP as an Analyst in 2012. The firm’s team page states that he graduated magna cum laude from the University of Notre Dame, earning a Bachelor of Business Administration with majors in Finance and History from the Mendoza College of Business.

Third-party executive-profile sources list prior analyst experience at Blackstone and Brigade Capital Management and identify him as a Principal at LGP. The Org specifically attributes his LGP investment work to companies including GeoStabilization International, ProMach, Service Logic, and Stepping Stones Group.

• LGP says it seeks to invest with “exceptional management teams and founders” to acquire market-leading companies with growth prospects and defensible competitive positions.
• The firm’s core strategy centers on market leaders, multiple avenues for growth, management partnership, free cash flow, margin of safety, flexible transaction structures, and proprietary sourcing or being the partner of choice in competitive processes.
• LGP’s stated sectors are services-led: consumer services, healthcare, business services, distribution, industrials, and consumer products/retail.
• The firm invests through flagship buyout funds, middle-market buyout funds, and Sage Equity Investors, a program focused on single-asset continuation vehicles.
• Based on LGP’s public materials, this is not a seed or angel-investing profile; the verified fit is private equity, growth equity, recapitalization, buyout, and continuation-vehicle transactions.