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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryFinance & InsuranceFiduciary OfficesRheinfeldenTHEMIS Treuhand AG
THEMIS Treuhand AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of THEMIS Treuhand AG is the provision of services in the areas of accounting, tax consulting, financial planning, insurance and personnel leasing. Specifically, this includes: accounting and annual financial statements, tax returns and tax consulting, financial planning and value-added tax returns, support for company formations and succession planning, personnel leasing and personnel administration. The company positions itself as a trust company and offers its customers comprehensive services in these areas.

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Products & services

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THEMIS Treuhand AG

✓ Offered3
Accounting / Controlling
Maintaining the general ledger and subsidiary ledgers, quarterly analyses, VAT returns, financial and liquidity planning, receivables management, payroll and bookkeeping outsourcing.
Tax returns and tax consulting
Advisory services for tax optimisations, preparation of national tax returns as well as special taxes such as tax on gains from real estate, inheritance, gift and capital payout tax.
Advisory
Preparation of business plans, support with company formations, SME consulting, conversion and liquidation of companies, succession planning as well as financing and real estate advisory.
Trust & reputation

ranQ Trust Score of THEMIS Treuhand AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

THEMIS Treuhand AG scores 68.3 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.62.524%
  • 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.61.010%
  • 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%
THEMIS Treuhand AG scores 81.1 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.89.612%
  • 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%
THEMIS Treuhand 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%
THEMIS Treuhand AG scores 12.9 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 35.12.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

THEMIS Treuhand AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 4.2 out of 5 stars from 10 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
4.2
of 5

Aggregated from 10 reviews across all connected sources

Sources
GGoogle4.210
★TrustpilotSoon
PProvenExpertSoon

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

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Comparisons

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Location

Kaiserstrasse 4
4310 Rheinfelden
Opening hours
Mon
08:00 - 12:00, 13:30 - 16:30
Tue
08:00 - 12:00, 13:30 - 16:30
Wed
08:00 - 12:00, 13:30 - 16:30
Thu
08:00 - 12:00, 13:30 - 16:30
Fri
08:00 - 16:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-334.792.702
Founded
2015 · 11 years
Last commercial register change
October 20, 2021
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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