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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,194 companies indexed · Last updated: today
DirectoryFinance & InsuranceHolding CompaniesDiepoldsauSonnenbau Holding AG
Sonnenbau Holding AG Logo
Verified· 4 sources

Sonnenbau Holding AG

Summary

About the company

Sonnenbau Holding AG provides services in real estate and construction. Its activities include selling, renting, managing and administering properties, as well as property valuation, construction services and real estate participation.

AI-generated
Offering

Products & services

Industry:Holding Companies
✓ Offered7
Property sales
Property sales with research, personal advice, valuation and marketing on online marketplaces, including 360° tours and drone footage.
Property letting
Property letting for new-builds, apartments, office and commercial space, including property intake, rent setting, marketing documents, viewings, credit checks and lease contracts.
Property administration and management
Property administration and management for apartments, office and commercial space and condominium ownership, including rent collection, finding replacement tenants, claims handling, renovations and technical measures.
Property valuation
Property valuation for land, single-family homes, multi-family houses, commercial properties and special assets, including free online valuation, hedonic market analysis and detailed reports.
Construction services
Construction services with project management, real estate development, construction management and general contracting for new builds, conversions, renovations and refurbishments.
Real estate investment participation
Real estate investment participation for direct and indirect investments, with advice on sustainable property investments, returns and diversification opportunities.
Property financing
Property financing with advice on equity, affordability and budget for property purchases, plus support in non-binding consultations with real estate specialists.
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Reviews

Aggregated rating

Aggregated rating
4.3
of 5

Aggregated from 32 reviews across all connected sources

Sources
GGoogle4.332
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

April 13, 2021Media
Phoenix aus der Asche
leaderdigital.ch

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Location

Moosstrasse 1
9444 Diepoldsau
Opening hours
Mon
07:30 - 12:00, 13:15 - 17:15
Tue
07:30 - 12:00, 13:15 - 17:15
Wed
07:30 - 12:00, 13:15 - 17:15
Thu
07:30 - 12:00, 13:15 - 17:15
Fri
07:30 - 12:00, 13:15 - 16:15
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-101.972.283
Founded
1991 · 35 years
Last commercial register change
June 17, 2025
Employees
1 to 10

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