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Family-anchored FundInvests through funds, not into companiesLAST VERIFIED Oct 2026 · 4 SOURCES

Franz Martz & Söhne Private Treuhand

Saarbrücken asset manager that grew out of the Martz family's (framas) in-house family office; BaFin-licensed since 2011, over 250 clients and more than €500m managed (2026).

USEFUL FOR Fund managers raising capital

Family & background

FAMILY
Martz
WEALTH ORIGIN
framas, a plastic components maker for sports and football shoes founded by Franz Martz in Pirmasens in 1948
HEADQUARTERS
Saarbrücken, Germany
FOUNDED
2011
AUM
€500M (2026)
OUTSIDE CAPITAL
Yes — also manages others' money

Investment approach

ROUTES
Funds (as LP)
STRATEGIES
Public equities

Overview

Franz Martz & Söhne Private Treuhand GmbH was set up by the Martz family, owners of the shoe-components maker framas, to open their internal family office to outside clients. It began operating on 1 July 2011 under a § 32 KWG licence from BaFin and moved from Pirmasens to Saarbrücken in 2014. It offers discretionary portfolio management and investment advice to private clients, foundations and institutions, runs its own funds, and states over €500m under management and more than 250 clients.

Holdings & investments

INVESTMENT ARMS & VEHICLES

  • framas Family Office Fund I
    Mixed-asset fund launched 2013
  • framas Family Office Fund II
    Equity fund launched 2015
  • 4 Jahreszeiten
    All-weather fund launched 2019

People

  • Christian Baus
    Relationship & Portfolio Manager · source
  • Dirk Brenner
    Relationship & Portfolio Manager · source
  • Jürgen Denne
    Relationship & Portfolio Manager · source
  • Klaus Müller
    Relationship & Portfolio Manager · source
  • Patrick Jann
    Managing Director; head of the Martz family office since 2008 · source
  • Armin Weinsheimer
    Managing Director · source

Frequently asked questions

Franz Martz & Söhne Private Treuhand is a family-anchored fund based in Saarbrücken, Germany, founded in 2011.

Franz Martz & Söhne Private Treuhand invests on behalf of the Martz family (framas, a plastic components maker for sports and football shoes founded by Franz Martz in Pirmasens in 1948).

Franz Martz & Söhne Private Treuhand invests in third-party funds as an LP. Its stated asset mix includes public equities.

Key people at Franz Martz & Söhne Private Treuhand include Patrick Jann (Managing Director; head of the Martz family office since 2008), Armin Weinsheimer (Managing Director), Christian Baus (Relationship & Portfolio Manager) and Dirk Brenner (Relationship & Portfolio Manager).

Yes. Franz Martz & Söhne Private Treuhand manages capital from outside investors.