Littlejohn & Co., LLC

Littlejohn & Co., LLC is a private equity firm based in Greenwich, Connecticut, specializing in control-oriented investments and special situations within the middle market. Founded in 1996 by Angus C. Littlejohn Jr. and Michael Klein, the firm acts as a sponsor and manager of private equity, distressed, and performing credit investment vehicles. Its core mission involves partnering with industrial and services companies, particularly those undergoing operational or financial transitions, to drive sustainable success through an operationally intensive strategy.

The firm's investment strategies encompass Private Equity, Capital Solutions, and Opportunistic Credit. Through its Private Equity strategy, Littlejohn & Co. makes control-oriented equity investments in mid-sized companies, typically with revenues ranging from $150 million to $800 million, that are experiencing fundamental change or possess untapped growth potential. Its Capital Solutions arm provides structured equity for liquidity, acquisitions, growth initiatives, or refinancing needs, while its Opportunistic Credit strategy involves investments across the capital structure of leveraged or financially distressed middle-market companies.

As of December 31, 2025, Littlejohn & Co. managed approximately $9 billion in regulatory assets. Michael Klein serves as the CEO and co-founder. Recent leadership appointments include Antonio Miranda and Steven Raich as Managing Partners in May 2024, and Shant Mardirossian joining as Managing Director, Chief Operating Officer, and Head of Strategic Initiatives in March 2026. Notable recent investment activities include the acquisition of 80/20 in February 2026 and Milrose Consultants in February 2026, as well as the closing of a continuation vehicle anchored by Valcourt Group in January 2026.