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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryFinance & InsuranceFiduciary OfficesNeuhausen Am RheinfallTT Tamagni Revision AG
TT Tamagni Revision AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

TT Tamagni Revision AG provides fiduciary and audit services, including bookkeeping and annual financial statements, tax advisory, payroll administration, limited audit engagements, and IT and debt-collection support.

AI-generated
Offering

Products & services

Industry:Fiduciary Offices
✓ Offered6
Accounting
Management of financial accounting, setup and organisation of accounting, VAT reporting, annual financial statements, accounting training and support, controlling and analyses.
Taxation
Tax consulting, personal and company-related tax returns, optimisation opportunities, negotiations with tax authorities, objections, VAT registration and representation.
Personnel management
Payroll statements and salary payments, wage certificates, registrations for AHV, BVG, UVG, KTG and FAK, employment contracts, regulations and support for day-to-day operations.
Business consulting
Advisory services for company formations, articles of association and deeds, qualified incorporations, shareholder agreements, conversions, mergers, liquidations, succession planning and business valuations.
Limited audit
Limited audit, audit confirmations, VAT special audits and VAT interim reviews for smaller companies.
IT services & debt collection
IT support, payment processing and debt collection, reminder letters and debt enforcement in connection with internal processes and accounts receivable management.
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4.1/5

TT Tamagni Revision AG

Trust & reputation

ranQ Trust Score of TT Tamagni Revision AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

TT Tamagni Revision AG scores 68.0 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.76.724%
  • 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.45.610%
  • 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%
TT Tamagni Revision 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%
TT Tamagni Revision 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%
TT Tamagni Revision AG scores 17.1 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 35.17.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

TT Tamagni Revision AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 5 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 5 reviews across all connected sources

Sources
GGoogle55
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Brunnenwiesenstrasse 64
8212 Neuhausen Am Rheinfall
Opening hours
Mon
09:00 - 11:00, 14:00 - 17:00
Tue
09:00 - 11:00, 14:00 - 17:00
Wed
09:00 - 11:00, 14:00 - 17:00
Thu
09:00 - 11:00, 14:00 - 17:00
Fri
09:00 - 11:00, 14:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-100.152.165
Founded
1987 · 39 years
Last commercial register change
April 24, 2020
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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