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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryReal EstateProperty ManagementWinterthurWintimmo Treuhand und Verwaltungs AG
Wintimmo Treuhand und Verwaltungs AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Wintimmo AG is real estate management, real estate brokerage services, initial rental and real estate development. The company offers individual and professional services to customers, including property management, real estate brokerage and development of real estate projects.

AI-generated
Offering

Products & services

Industry:Property ManagementReal Estate Brokerage
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Wintimmo Treuhand und Verwaltungs AG

Real Estate Project Development
✓ Offered5
Property management
Management of rental properties including letting, administration, accounting, rent collection, repair coordination and advice on tenancy law.
Real estate broker
Sale of apartments, houses and rental properties with price consulting, sales documentation, listings, viewings, negotiations and transfer of ownership.
First letting
First letting of newly built and renovated properties with project consulting, marketing, viewings, lease agreements and handover to new tenants.
Real estate development
Consulting, planning and construction management for interior and exterior renovations, building permit applications, cost estimates, funding applications, cost monitoring and final construction accounting.
Tenant service
Online services for tenants and caretakers including repair reports, ordering additional keys and nameplates, change of tenant details, notices of termination, subletting and emergency numbers.
Trust & reputation

ranQ Trust Score of Wintimmo Treuhand und Verwaltungs AG: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of October 2026

Wintimmo Treuhand und Verwaltungs AG scores 73.7 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.55.724%
  • 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.100.010%
  • 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%
Wintimmo Treuhand und Verwaltungs AG scores 92.3 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.82.07%
Wintimmo Treuhand und Verwaltungs AG scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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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%
Wintimmo Treuhand und Verwaltungs AG scores 42.9 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 35.42.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Wintimmo Treuhand und Verwaltungs AG reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.1 out of 5 stars from 134 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
4.1
of 5

Aggregated from 134 reviews across all connected sources

Sources
GGoogle4.1134
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Bürglistrasse 29
8400 Winterthur
Opening hours
Mon
08:30 - 11:45, 14:00 - 16:30
Tue
08:30 - 11:45, 14:00 - 16:30
Wed
08:30 - 11:45, 14:00 - 16:30
Thu
08:30 - 11:45, 14:00 - 16:30
Fri
08:30 - 11:45, 14:00 - 16:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-114.155.655
Founded
2008 · 18 years
Last commercial register change
March 6, 2026
Employees
21 to 50
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.100.06%
  • 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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