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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryFinance & InsuranceFiduciary OfficesWinkelSKY Treuhand AG
SKY Treuhand AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Sky Treuhand AG is the provision of services in the areas of property management, tax declarations, and accounting for small and medium-sized enterprises (SMEs) as well as for private individuals. Specifically, this includes: Property management: Management of rental properties and condominium owner associations; Tax declarations: Preparation of tax returns for private individuals and companies; Accounting: Administrative management of companies and private individuals; Consulting: Provision of consulting services in the areas of real estate, taxes, and accounting; Pension and inheritance: Provision of services in the area of pension and inheritance planning, including heir representation and inheritance management as well as estate administration.

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SKY Treuhand AG

Offering

Products & services

Industry:Fiduciary OfficesProperty Management
✓ Offered8
Property and condominium management
Administrative and technical management of condominium owners' associations as well as operation of residential and commercial properties, optionally including letting, property valuations, project owner advisory and sales.
Tax advisory
Tax returns for natural and legal persons, VAT declarations, tax optimisations for private and business matters, as well as tax representation.
Bookkeeping and year-end advisory
Optimisation of document management, financial accounting, year-end advisory, budgeting, cash flow planning and payroll accounting; on request, complete takeover of the bookkeeping.
Advisory for SMEs and private individuals
Advisory on incorporation, setting up accounting, business plans, profitability and sensitivity analyses, board of directors advisory, project assessments, as well as retirement planning, tax and inheritance matters.
Retirement and estate planning
Wills, advance directives (personal mandate), support with drafting, registration and safekeeping, as well as arrangements for care, representation and asset management in the event of incapacity.
Heirs' representation and estate administration
Representation of the heirs' community, administration of the estate until the division of the inheritance, coordination of letting, sale or renovation, and solution proposals in complex inheritance cases.
Will execution (estate executor mandate)
Taking over the executor's mandate, implementing testamentary provisions, communication with heirs and authorities, preparation of the inventory and the tax return as of the date of death.
Incorporations, business plans, legal form changes and liquidations
Incorporations, business plans, legal form changes and liquidations as accompanying business services in the fiduciary services environment.
Trust & reputation

ranQ Trust Score of SKY Treuhand AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

SKY Treuhand AG scores 76.1 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.79.424%
  • 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.52.910%
  • 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%
SKY Treuhand AG 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%
SKY Treuhand AG 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%
SKY Treuhand AG scores 4.6 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 35.4.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

SKY Treuhand AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 7 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
5
of 5

Aggregated from 7 reviews across all connected sources

Sources
GGoogle57
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Embracherstrasse 24
8185 Winkel
Opening hours
Mon
07:00 - 11:30, 13:00 - 17:00
Tue
07:00 - 11:30, 13:00 - 17:00
Wed
07:00 - 11:30, 13:00 - 17:00
Thu
07:00 - 11:30, 13:00 - 17:00
Fri
06:30 - 11:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-103.702.642
Founded
1985 · 41 years
Last commercial register change
August 23, 2024
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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