About us

«Also we cook only with water, but on the right fire»

GEMAG was founded on the 24th of June 2010 by the Mueller brothers Jerome and Patric. All registered shares belong to the founders. The company focuses on three main business activities:


«The sale of a property always means to close a book»

A property provides protection from the environment and means a retreat.
Often there are nuances and a fine grasp which decide on a successful real estate sale.
For this reason, the sale of a property should be handled by a professional.

Our objects


«The tenants are the heart of a property»

We act prudently, are up to date and we know the market. With us, your property is in safe hands.


«We create affordable housing in which the living comfort is at the top»

GEMAG invests in residential and commercial properties in preferred locations in Switzerland.
The specialties are to develop real estate projects and to exploit the full potential of existing properties.

Our Team

Patric Müller


Jérôme Müller


Lukas Benninger

Leiter Immobilienbewirtschaftung

Melanie Griga


Beni Beerli


Odo Diels