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Single Family OfficePuts its own capital into companiesLAST VERIFIED Oct 2026 · 4 SOURCES

Fennogens Investments

Family-owned Luxembourg investment company (founded 1995) managing its own capital, mainly in listed securities plus long-term stakes in selected companies; sector agnostic.

USEFUL FOR Co-investors

Family & background

HEADQUARTERS
Luxembourg, Luxembourg
FOUNDED
1995

Investment approach

ROUTES
Companies (own capital)
STRATEGIES
Public equitiesDirect investments

Overview

Fennogens Investments S.A. is a family-owned company founded in 1995 and based in Luxembourg City (RCS B173453 per GLEIF). It manages a diversified portfolio invested primarily in publicly listed securities and combines this with long-term ownership of selected companies. It describes itself as sector agnostic and acts as an active shareholder without running day-to-day operations; decisions are taken by a dedicated investment team.

Investment thesis

Pragmatic, selective and sector-agnostic allocation of its own capital between listed securities and long-term holdings, reallocated as market conditions and opportunities change.

People

  • Georg Ehrnrooth
    Principal and Chairman of the Board · source
  • Alexandre Labignette
    CEO · source

Frequently asked questions

Fennogens Investments is a single family office based in Luxembourg, Luxembourg, founded in 1995.

Fennogens Investments invests its own capital into companies. Its stated asset mix includes public equities and direct investments.

Key people at Fennogens Investments include Georg Ehrnrooth (Principal and Chairman of the Board) and Alexandre Labignette (CEO).