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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryFinance & InsuranceFiduciary OfficesSt. GallenWIESER Wirtschaftsprüfung AG
WIESER Wirtschaftsprüfung AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

WIESER Wirtschaftsprüfung AG provides audit and control‑body mandates and prepares economic expert reports. Services include statutory and chartered audits, audits of incorporations, changes of domicile, capital increases or reductions, and other business‑economic assessments.

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Products & services

Industry:Fiduciary Offices
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4.4/5

WIESER Wirtschaftsprüfung AG

✓ Offered
8
Accounts audit
Audit of statutory accounts and legal control, with RAB authorisation mentioned for WIESER Wirtschaftsprüfung AG.
Company set-up, restructuring and advisory
Creation of companies, restructurings, liquidation, preparation of articles of association, valuation of companies, transfer of business and mandates for boards of directors.
Establishment of companies
Assistance for foreign companies to move their registered office to Switzerland or open a branch there, with SECO certificate mentioned.
Registered office address
Registered-office address in St. Gallen, use of Neumarkt 2 / St. Leonhardstrasse 39, and possibility of receiving clients or telephone service on site.
Board of directors mandate
Provision of employees as a member of the board of directors for public limited companies or as managing director for limited liability companies.
Accounting A – Z
Maintenance and complete management of accounting, integrated into the group’s fiduciary services.
Taxes
Advice and processing of tax matters within the scope of fiduciary services.
Employee administration
Administrative management of personnel within the scope of fiduciary services.
Trust & reputation

ranQ Trust Score of WIESER Wirtschaftsprüfung AG: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 96% · As of October 2026

WIESER Wirtschaftsprüfung AG scores 78.6 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.74.624%
  • 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.74.910%
  • 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%
WIESER Wirtschaftsprüfung 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%
WIESER Wirtschaftsprüfung 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%
WIESER Wirtschaftsprüfung AG scores 74.3 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 35.74.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

WIESER Wirtschaftsprüfung AG reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.6 out of 5 stars from 18 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
4.6
of 5

Aggregated from 18 reviews across all connected sources

Sources
GGoogle4.618
★TrustpilotSoon
PProvenExpertSoon

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

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Location

St. Leonhard-Strasse 39
9000 St. Gallen
Opening hours
Mon
09:00 - 17:00
Tue
09:00 - 17:00
Wed
09:00 - 17:00
Thu
09:00 - 17:00
Fri
09:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-110.039.168
Founded
2003 · 23 years
Last commercial register change
August 24, 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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