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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryReal EstateProperty ManagementRapperswil SgZTH AG Immobilien-Treuhand
ZTH AG Immobilien-Treuhand Logo
Verified· 3 sourcesTrust Score
Summary

About the company

ZTH AG Immobilien-Treuhand provides property management, construction trust (Bautreuhand), valuation, fiduciary (treuhand) and property sales services. Its services include leasing and tenant management, technical maintenance coordination, accounting and the coordination of renovations and sales processes.

AI-generated
Offering

Products & services

Industry:Property Management
✓ Offered5
Real estate management
Letting, contract conclusion, terminations, key checks, legal representation of the client, management of insurance contracts, apartment handovers, support for the building caretaker and invoice management.
Real estate sales
Sale of multi-family houses, single-family houses, apartments and commercial properties with documentation, pricing, market analysis, marketing activities, listings, negotiations and administration.
Real estate valuation
Determination of the market value of houses and apartments with property inspection, collection and review of documents, and a detailed valuation report.
Initial letting
Letting of newly built or re-used properties after renovation with leasing documents, market analysis, rent setting, letting and marketing concepts, viewings and contract preparation.
Renovation coordination
Coordination of renovations and major maintenance work, including tenant information, tendering, work coordination and renovation cost settlement.
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4.1/5

ZTH AG Immobilien-Treuhand

Trust & reputation

ranQ Trust Score of ZTH AG Immobilien-Treuhand: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

ZTH AG Immobilien-Treuhand scores 64.7 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
x
CriterionValueWeight
  • Review quality: The average rating across all connected sources, smoothed against the industry mean. So 5.0 stars from three reviews do not outrank 4.7 from three hundred.47.424%
  • Review volume: The number of reviews across all sources. The scale is logarithmic: the first reviews count the most, and the maximum is reached at 50 reviews.81.910%
  • Review recency: The age of the most recent review. Two-year-old reviews deliberately sit in the middle, because that is normal for Swiss SMEs. Only after three years without a new voice does the value drop markedly.95.08%
ZTH AG Immobilien-Treuhand scores 85.5 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
x
CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.100.012%
  • Company size: The headcount band, researched by ranQ or stated by the company. It is scored in steps rather than by head count, because the data only provides bands.55.07%
ZTH AG Immobilien-Treuhand scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
x
CriterionValueWeight
  • Verification: Official register entry (commercial register with UID or professional-body record, 55 points), confirmed domain (20 points) and confirmed ranQ profile (up to 25 points, depending on completeness).85.022%
ZTH AG Immobilien-Treuhand scores 31.4 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
x
CriterionValueWeight
  • Website authority: Ahrefs' Domain Rating measures, on a scale of 0 to 100, how strongly a website is linked from other websites. For Swiss SMEs the range up to 40 is typical; the maximum is reached at 35.31.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

ZTH AG Immobilien-Treuhand reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 3.8 out of 5 stars from 24 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
3.8
of 5

Aggregated from 24 reviews across all connected sources

Sources
GGoogle3.824
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Neue Jonastrasse 115
8640 Rapperswil Sg
Opening hours
Mon
08:00 - 12:00, 13:30 - 17:00
Tue
08:00 - 12:00, 13:30 - 17:00
Wed
08:00 - 12:00, 13:30 - 17:00
Thu
08:00 - 12:00, 13:30 - 17:00
Fri
08:00 - 12:00, 13:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-107.797.222
Founded
1978 · 48 years
Last commercial register change
February 2, 2026
Employees
1 to 10
Legal form: Graded by liability and disclosure. The weight is kept small: a sole proprietorship is not a dubious company, it is just liable differently.
100.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
    • Full methodology

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