3i Group plc Overview
Pro stress-test →3i Group is a private equity firm specializing in mature companies, growth capital, middle markets, infrastructure, and management leveraged buyouts and buy-ins, and also provides infrastructure financing and debt management. Founded in 1945 and based in London, the firm maintains offices across North America and Europe.
Strategic Profile
Pro stress-test →The firm reported strong returns of 20% for the nine months to December 31, 2025, with its largest holding Action adding a record 384 net new stores in 2025 to reach 3,302 stores across 14 countries. 3i announced plans to increase its stake in Action to 65.3% and maintains a strong balance sheet with gross cash of £995 million and minimal gearing of 1%.
Competitive Landscape
Pro stress-test →3i Group positions itself as a leading international investment manager focused on private equity, infrastructure, and debt management. Primary competitors include other large European private equity firms like Permira, EQT, and Montagu, competing on deal sourcing, portfolio company performance, and capital deployment capabilities. 3i's diversified portfolio across consumer, technology, healthcare, and industrial sectors differentiates it from sector-focused peers.
Industry Context
3i Group plc operates in Private Equity & Alternative Asset Management.
Key facts
Founded: 1945 · Headquarters: London, UK · Employees: 223 · Revenue: £5.15B · Market cap: £42.99B