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Single Family OfficePuts its own capital into companiesLAST VERIFIED Oct 2026 · 10 SOURCES

Mitiska

Family office of the Geuten family in Dilbeek, Belgium; invests in private equity (direct and via funds), retail real estate through Mitiska REIM, and liquid assets.

USEFUL FOR Fund managers raising capital · Business owners seeking a long-term partner · Co-investors

Family & background

FAMILY
Geuten
WEALTH ORIGIN
Specialised retail businesses (Carpetland from 1975, later Brantano, AS Adventure and others)
HEADQUARTERS
Dilbeek (Groot-Bijgaarden), Belgium
FOUNDED
1990
OUTSIDE CAPITAL
No — own capital only

Investment approach

SECTORS
Consumer & E-commerceReal Estate & PropTechFintechHealthTech
GEOGRAPHY
Europe
ROUTES
Companies (own capital) · Funds (as LP)
STRATEGIES
Direct investmentsPrivate equityReal estateFunds (as LP)Public equitiesHedge funds

Overview

Mitiska describes itself as the family office of the Geuten family, with investments split across private equity, real estate and asset management. Its roots are in specialised retail businesses started by Luc Geuten and Leon Seynave from 1975; Mitiska was incorporated in 1990, listed in 1999 and delisted in 2009 to become the Geuten family's investment vehicle. It invests directly in companies and in private equity funds, holds liquid instruments including bonds, shares and hedge funds, and co-founded the retail real estate investor Mitiska REIM in 2012. Recent participations it lists include Portolani, Skindr and Easyvest.

Investment thesis

Active, value-add investor taking a patient, long-term approach, with its focus split equally across private equity, real estate and asset management.

Holdings & investments (6)

INVESTMENT ARMS & VEHICLES

  • Mitiska REIM
    Real estate investment joint venture co-founded in 2012 with Axel Despriet (A3M); has raised and advises the FRI and FRI 2 funds (€340m equity in total)

HOLDINGS & INVESTMENTS · MOST RECENT FIRST

  • A.S. AdventureNOTABLE
    Consumer & E-commerce · since 1998 · Exited
  • Easyvest
    Fintech · since 2021
  • Skindr
    HealthTech · since 2020
  • Portolani
    since 2020
  • Pharmapets and Vetostore
    Consumer & E-commerce · since 2020 · Acquired
  • Cassis / Paprika
    Consumer & E-commerce · since 2008

People

  • Bernard Raevens
    Chief Operating Officer (private equity focus) · source
  • Julien Thys van den Audenaeren
    Investment Director (private equity) · source
  • Luc Geuten
    Executive Chairman · source
  • Sylvie Geuten-Carpentier
    Chief Executive Officer; Managing Partner of Mitiska REIM · source
  • Barbara de Jaeger
    Finance & Administration Manager · source

Frequently asked questions

Mitiska is a single family office based in Dilbeek (Groot-Bijgaarden), Belgium, founded in 1990.

Mitiska invests on behalf of the Geuten family (Specialised retail businesses (Carpetland from 1975, later Brantano, AS Adventure and others)).

Mitiska invests its own capital into companies and in third-party funds as an LP. Its stated asset mix includes direct investments, private equity, real estate, funds (as lp), public equities and hedge funds.

Mitiska invests in Consumer & E-commerce, Real Estate & PropTech, Fintech and HealthTech.

Key people at Mitiska include Luc Geuten (Executive Chairman), Sylvie Geuten-Carpentier (Chief Executive Officer; Managing Partner of Mitiska REIM), Bernard Raevens (Chief Operating Officer (private equity focus)) and Julien Thys van den Audenaeren (Investment Director (private equity)).

Mitiska's holdings and investments include A.S. Adventure, Easyvest, Skindr, Portolani, Pharmapets and Vetostore and Cassis / Paprika.

No. Mitiska invests its own capital and does not raise money from outside investors.