Foncière 7 Investissement SA operates as a France-based real estate holding company focused on owning, managing, and investing in real estate assets; it places its treasury in marketable securities, primarily a 0.61% stake (1,010,454 shares) in Acanthe Développement, a listed SIIC on Euronext Paris; and maintains a current account receivable with its majority shareholder Ingefin SA. The company, founded in 1968 and headquartered at 55 Rue Pierre Charron, 75008 Paris, France, engages in acquisition, construction, and rental of real estate properties, though its operational activity remains limited to treasury management amid high valuations and economic uncertainty. It operates exclusively in France with no employees and minimal revenue from dividends and interest. In 2024, Foncière 7 Investissement reported a net loss of €49,508 versus a prior-year profit of €106,000, with operating expenses of €51,000 mainly from professional fees and taxes; it increased its Acanthe Développement holding by 155,454 shares through dividend reinvestment; and convened a June 2025 mixed general meeting to approve 2024 accounts, remuneration policies, and renew share buyback and capital reduction authorizations. Ingefin SA, a Belgian entity, holds 98.61% of the capital, with Alain Duménil exerting indirect control via 57.24% of Ingefin.