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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryFinance & InsuranceFiduciary OfficesZurichSTM Steuerberatung & Treuhand Mettler AG
STM Steuerberatung & Treuhand Mettler AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of STM Steuerberatung & Treuhand Mettler AG is the provision of services in the fields of tax consulting, accounting, trust and auditing. The company offers individual and comprehensive solutions for fiduciary and administrative matters and has a broad and in-depth expertise in these areas.

AI-generated
Offering

Products & services

Industry:Fiduciary Offices
✓ Offered6
Tax advisory
Tax advisory for individuals and businesses, including tax planning, tax optimization, representation in the tax assessment procedure, tax rulings, and issues related to double taxation.
Accounting & fiduciary services
Financial accounting, payroll services, VAT returns, accounts payable and accounts receivable accounting, annual and interim financial statements, and administrative fiduciary services.
Auditing
Limited reviews, special audits, audits of annual financial statements, business valuations, due diligence, and expert reports on accounting and financial reporting issues.
Tax return preparation
Preparation of tax returns for individuals and businesses, including review of tax assessments and tax rulings, as well as representation vis-à-vis tax authorities.
Fiduciary services
Fiduciary support from incorporation to liquidation, including bookkeeping, payroll administration, annual financial statements, commercial register amendments, and provision of a registered office for legal entities.
Tax advisory for cryptocurrencies
Tax advisory on cryptocurrencies for individuals, in particular declaration, taxation of holding, selling, mining, staking, and lending.
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4.2/5

STM Steuerberatung & Treuhand Mettler AG

Trust & reputation

ranQ Trust Score of STM Steuerberatung & Treuhand Mettler AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

STM Steuerberatung & Treuhand Mettler AG scores 70.1 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.81.624%
  • 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.58.610%
  • 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.50.08%
STM Steuerberatung & Treuhand Mettler 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%
STM Steuerberatung & Treuhand Mettler 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%
STM Steuerberatung & Treuhand Mettler AG scores 14.0 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 35.14.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

STM Steuerberatung & Treuhand Mettler 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 9 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 9 reviews across all connected sources

Sources
GGoogle59
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Wiesenstrasse 17
8008 Zurich
Opening hours
Mon
08:30 - 17:00
Tue
08:30 - 17:00
Wed
08:30 - 17:00
Thu
08:30 - 17:00
Fri
08:30 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-112.363.042
Founded
2005 · 21 years
Last commercial register change
August 14, 2023
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.100.06%
  • 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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