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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,765 companies indexed · Last updated: today
DirectoryFinance & InsuranceFiduciary OfficesZurichTrevin AG Audit
Trevin AG Audit Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Trevin AG Audit is the provision of services in the field of auditing, accounting and consulting, particularly for small and medium-sized enterprises. This includes, among other things: * Auditing and reviewing annual financial statements * Statutory special audits * Company valuations * Implementation and operation of internal control systems (ICS) and risk management * Consulting on start-ups, capital increases, mergers and liquidations * Special audits and special certifications The company positions itself as an independent and reliable partner and advisor, offering individual solutions to its clients.

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Products & services

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3.8/5

Trevin AG Audit

✓ Offered4
Audit / review of annual financial statements
Ordinary and limited audits, group and special audits, as well as examination of the annual accounts on a voluntary basis.
Statutory special audits
Special audits for incorporations, capital increases or reductions, liquidations and special attestations, for example to ensure compliance with minimum wages in public tenders.
Business valuation
Valuation of company value to support strategic and operational decisions as well as restructurings or transactions.
Internal control system and risk management
Integration and implementation of effective control systems, analysis of operational and strategic risks, and support in meeting statutory requirements.
Trust & reputation

ranQ Trust Score of Trevin AG Audit: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of October 2026

Trevin AG Audit scores 49.8 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
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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.35.08%
Trevin AG Audit scores 85.5 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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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%
Trevin AG Audit 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%
Trevin AG Audit scores 2.6 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 35.2.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Trevin AG Audit reaches a ranQ Trust Score of 3.8 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 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 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Mühlebachstrasse 72
8008 Zurich

At a glance

Legal form
Corporation
UID
CHE-101.967.508
Founded
1988 · 38 years
Last commercial register change
November 25, 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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