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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryFinance & InsuranceAccountantZugPiller Treuhand AG
Piller Treuhand AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Piller Treuhand AG is the provision of comprehensive services in the following areas: accounting, financial statement consulting, taxes (private and corporate), administration/domicile, payroll/personnel, corporate consulting, start-ups, administration, other consulting, and outsourcing. The company thus offers a wide range of services for small, medium-sized, national and international companies (SMEs), with a focus on personal consulting and support.

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Service area

Offering

Products & services

Industry:Accountant
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3.9/5

Piller Treuhand AG

✓ Offered8
Accounting
Accounting for small, medium-sized, domestic and international companies; ongoing financial accounting, advice on closing, administration and outsourcing.
Taxes (Private / Company)
Tax advice and tax declarations for individuals and companies; guidance on tax matters within the scope of fiduciary services.
Company formations
Company formations, supported as part of administrative and advisory fiduciary services.
Administration / Registered office
Administration and registered office services for companies, including support for administrative tasks and registered office address.
Business consulting
Business consulting for SMEs, with comprehensive and personal support in matters of business management and organisation.
Payroll / HR
Payroll and HR administration for companies; support for payroll- and personnel-related administrative tasks.
Other consulting
Further fiduciary and advisory topics as required, in addition to accounting, taxes, company formations and administration.
Outsourcing
Outsourcing of fiduciary and administrative tasks to internal or external specialists, on a contract or project basis.
Trust & reputation

ranQ Trust Score of Piller Treuhand AG: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of November 2026

Piller Treuhand AG scores 56.5 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.68.224%
  • 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.17.610%
  • 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.70.08%
Piller 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%
Piller Treuhand AG scores 86.7 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).86.722%
Piller Treuhand AG scores 6.3 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 35.6.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Piller Treuhand AG reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 1 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of November 2026.

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

Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Industriestrasse 47
6300 Zug
Opening hours
Mon
08:00 - 12:00, 13:00 - 17:00
Tue
08:00 - 12:00, 13:00 - 17:00
Wed
08:00 - 12:00, 13:00 - 17:00
Thu
08:00 - 12:00, 13:00 - 17:00
Fri
08:00 - 12:00, 13:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-102.126.090
Founded
1997 · 29 years
Last commercial register change
March 27, 2025
Employees
1 to 10

Active in 1 of 26 cantons

  • ZGZug
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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