IDI

About IDI

IDI is a French listed private equity holding company with €740 million of assets under management as of December 2024, headquartered in Paris and listed on Euronext Paris. The firm operates with a permanent capital structure investing directly into European mid-market companies, distinguishing the platform from closed-end fund managers and providing the public market liquidity option absent from private fund commitments.

Investment thesis

IDI targets European mid-market companies primarily France-headquartered, deploying balance-sheet capital from the listed permanent capital base across both majority and significant minority equity positions. Sector focus spans Healthcare, IT Services and selectively other European mid-market verticals, with the listed structure providing patient capital deployment aligned with multi-year operational improvement programmes. Equity ticket sizes vary by transaction with the permanent capital mandate enabling flexible deployment.

Recent activity

Recent realised exits include Winncare Group (healthcare, 2026) and CDS Group / S4BT (IT services, 2025), reflecting active distribution across the healthcare and IT services franchises. The platform tracks 2 funds and 16 active portfolio companies across the listed permanent capital programme. Detailed buyer names and multiple data available on Pro at €29/month.