# SISKA Immobilien

SISKA Immobilien is a Corporate Investor based in Winterthur, Switzerland.

## Overview

- **Organization type:** Corporate Investor
- **Headquarters:** Winterthur, Switzerland
- **Region:** Europe
- **Address:** Winterthur, Switzerland
- **Founded:** 1954
- **Assets under management:** Undisclosed
- **Website:** www.siska.ch
- **LinkedIn:** https://linkedin.com/company/siska-heuberger-holding-ag

## Regulatory record

- **Reports private funds:** No

## About

SISKA Immobilien is a corporate investor based in Winterthur, Switzerland, focusing on European markets.

## Sectors

- Real Estate

## People

- Günter Heuberger — Managing Director and Delegate of the Board, SISKA Heuberger Holding AG

## Questions

### Who makes investment decisions at SISKA Immobilien?

Günter Heuberger serves as Managing Director and Delegate of the Board of SISKA Heuberger Holding AG, the parent entity. Rainer Heuberger owns the affiliated management company SISKA Verwaltungs AG and also holds public office as a member of the Zurich Cantonal Council. Third-generation family members Chantal and Alexander Heuberger hold board seats, with Alexander directly involved in real estate management.

### What types of properties does SISKA own?

The portfolio spans residential, commercial, and mixed-use properties. Named assets include Einkaufszentrum Neuwiesen, Hotel Banana City, Einkaufszentrum Illuster in Uster, Haus Adeline Favre, and the Tilia Seuzach residential development. The firm concentrates on properties in the cantons of Zurich, Thurgau, St. Gallen, and Aargau.

### Where does the Heuberger family wealth originate?

Robert and Ruth Heuberger founded the real estate company in 1954. Over seven decades, the family built a portfolio of commercial and residential properties in Switzerland, primarily in the greater Zurich region. The wealth remains concentrated in the operating company and its directly held real estate.

### What is the relationship between SISKA Immobilien AG and SISKA Heuberger Holding AG?

SISKA Heuberger Holding AG is the parent holding entity that controls the group's property interests. In September 2020, the board renamed the operating firm to SISKA Immobilien AG. The family also maintains SISKA Verwaltungs AG for property management services and a dedicated pension foundation for employees.

## Related profiles

- [Sis Asset Management](https://altss.com/profile/sis-asset-management)
- [Sistel](https://altss.com/profile/sistel)

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Last updated: 2026-06-03T20:00:00.000Z

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