ranQ
ranQ
ranQ
DirectoryIndustriesKnowledgeComparisonsSoon
Sign inCheck visibility
ranQHSG Startup LabelRecognised by the
HSG Startup Label

The first Swiss company directory, built to boost AI visibility.

Product
  • Pricing
  • Directory
  • Industries
Company
  • About
  • Contact
  • Legal
© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint744,814 companies indexed · Last updated: today
DirectoryFinance & InsuranceHolding CompaniesWinterthurSISKA Immobilien AG
SISKA Immobilien AG Logo
Verified· 4 sources

SISKA Immobilien AG

Summary

About the company

SISKA Immobilien AG is a real estate company that manages, acquires, develops and constructs properties. Its services include property management for residential and commercial buildings, planning and supervision of maintenance and technical renovations, and leasing and management of residential and commercial spaces including shopping centres.

AI-generated
Offering

Products & services

Industry:Holding Companies
✓ Offered3
Property management
Property and facility management and management of apartment buildings and commercial properties; support for tenants, owners' communities and condominium owners as well as planning and monitoring of maintenance and renovations.
Renting apartments and commercial spaces
Renting apartments, office and commercial premises in attractive locations; advice with property search and brokerage of suitable real estate offers.
Real estate projects
Development and marketing of new-build, conversion and renovation projects, including first lettings and new rentals in Winterthur, Zürich, St. Gallen, Grafstal, Attikon and Seuzach.
LeadhubOutbound Leads by COHAGA

Looking for direct email addresses and phone numbers?

Leadhub delivers verified contact details and decision-makers from over 750,000 Swiss companies — management, procurement, marketing, HR.

Discover Leadhub
Reviews

Aggregated rating

Aggregated rating
2.6
of 5

Aggregated from 64 reviews across all connected sources

Sources
GGoogle2.664
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

Press

Media

May 30, 2026Media
Siska investiert in Halle 53 in Winterthur
hochparterre.ch
March 24, 2026Media
Winterthur: Heuberger-Geschwister streiten vor Gericht um ihr Millionenerbe
tagesanzeiger.ch
December 27, 2025Media
Ein Vater, ein Imperium, drei zerstrittene Kinder: Wie ein Testament die Familie Heuberger spaltet
tagesanzeiger.ch
December 27, 2025Media
Winterthurer Immo-König: Um das Heuberger-Imperium tobt ein erbitterter Erbstreit
20min.ch
July 22, 2025Media
Illnau-Effretikon: «Effi-Märt» wird aufgestockt
immobilienbusiness.ch

Knowledge

No knowledge articles yet

Once SISKA Immobilien AG has claimed this profile, we'll publish editorial articles and case studies here together.

Get started
Comparisons

SISKA Immobilien AG in comparison

Soon

Industry comparisons are coming soon

We're preparing industry comparisons that rank SISKA Immobilien AG by reviews, experience and specialisations.

Is this your company?

Claim the company profile of SISKA Immobilien AG to make its contact details visible. With a plan we additionally create and publish industry comparisons, articles and much more.

Secure profile

Location

Brunngasse 6
8400 Winterthur
Opening hours
Mon
08:00 - 11:30, 13:30 - 16:30
Tue
08:00 - 11:30, 13:30 - 16:30
Wed
08:00 - 11:30, 13:30 - 16:30
Thu
08:00 - 11:30, 13:30 - 16:30
Fri
08:00 - 11:30, 13:30 - 16:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-107.896.485
Founded
1956 · 70 years
Last commercial register change
November 5, 2024
Employees
21 to 50

Similar companies

F(
FWG (Management) AG
Dübendorf
CH
Crealogix Holding AG
Zurich
DH
dormakaba Holding AG
Rümlang
LG
LANDOLT GRUPPE Bau + Immobilien Holding AG
Kleinandelfingen