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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,765 companies indexed · Last updated: today
DirectoryFinance & InsuranceFiduciary OfficesZurichRené Brunner, dipl. WP
René Brunner, dipl. WP Logo
Verified· 3 sourcesTrust Score
Summary

About the company

René Brunner, dipl. WP provides fiduciary and audit services, including statutory and limited audits, anti‑money‑laundering and supervisory reviews, tax advice, corporate consulting, and accounting/bookkeeping services; registered audit expert (RAB No. 502520).

AI-generated
Offering

Products & services

Industry:Fiduciary Offices
✓ Offered5
Audit
Statutory and limited audits for audit-mandatory companies such as AGs, GmbHs, foundations and associations; examinations for incorporations, capital increases, capital reductions and mergers; voluntary audits.
Taxes
Preparing tax returns, tax optimisation of annual financial statements, advice on cantonal, municipal and federal taxes, VAT, real estate capital gains tax, inheritance and gift tax; representation before authorities.
Business consulting
Company formation, conversion of legal form, business valuations, succession planning, mergers, liquidations, project development, Corporate Engineering, Corporate Performance Management, Corporate Finance and Business Transformation.
Accounting and bookkeeping
Setting up and managing clients’ bookkeeping, final-statement advisory services and preparation of annual financial statements.
Audits under anti-money-laundering law and supervisory organisations
Audit body for SROs AOOS and PolyReg as well as for the supervisory organisations AOOS, Fincontrol and OSFIN.
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3.7/5

René Brunner, dipl. WP

Trust & reputation

ranQ Trust Score of René Brunner, dipl. WP: 3.7 out of 5.0

Trust Score3.7/ 5.0

Solid

x

Data basis 96% · As of October 2026

René Brunner, dipl. WP scores 56.8 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.73.124%
  • 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.35.310%
  • 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.35.08%
René Brunner, dipl. WP scores 65.7 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.70.212%
  • 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%
René Brunner, dipl. WP 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%
René Brunner, dipl. WP scores 1.7 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 35.1.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

René Brunner, dipl. WP reaches a ranQ Trust Score of 3.7 out of 5.0 — rated «Solid». The rating draws, among other things, on 5.0 out of 5 stars from 3 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 3 reviews across all connected sources

Sources
GGoogle53
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Wehntalerstrasse 218
8057 Zurich

At a glance

Legal form
Sole proprietorship
UID
CHE-444.785.733
Founded
2020 · 6 years
Last commercial register change
July 26, 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.
67.0
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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