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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,952 companies indexed · Last updated: today
DirectoryFinance & InsuranceAccountantWeinfeldenBühler Hartmann Treuhand AG
Bühler Hartmann Treuhand AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Bühler Hartmann Treuhand AG is a fiduciary and business services firm serving companies and private individuals. Its services include business consulting, financial and payroll accounting, personnel administration, and tax advice and planning.

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Offering

Products & services

Industry:Accountant
✓ Offered5
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Bühler Hartmann Treuhand AG

Business consulting
Company set-up, legal form consulting, budgeting, investment and financial planning, financing advice, controlling, strategic business planning, succession arrangements, restructuring as well as company acquisition, sale and valuation.
Financial accounting
Accounting and annual financial statements, including receivables and payables accounting, VAT returns, consolidation, closing advisory, reports and support on site and with web-based accounting software.
Payroll / HR administration
Payroll processing, social security and withholding tax settlements, salary and personnel administration, support with employer inspections, labour law questions, employment contracts as well as personnel and expense regulations.
Tax consulting
Tax returns for individuals and companies, tax planning, tax optimisations, tax rulings, review of tax assessments, tax apportionment as well as VAT and pension consulting.
FMH Services (fiduciary)
Fiduciary and tax services for doctors and medical practices, in particular business plans, financial and liquidity planning, bookkeeping, annual accounts, tax returns, personnel administration and payroll.
Trust & reputation

ranQ Trust Score of Bühler Hartmann Treuhand AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of November 2026

Without public customer reviews the score stays capped.

Bühler Hartmann Treuhand AG has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
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CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Bühler Hartmann Treuhand AG scores 89.3 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.70.07%
Bühler Hartmann Treuhand AG scores 83.3 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).83.322%
Bühler Hartmann Treuhand AG scores 20.0 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 35.20.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Bühler Hartmann Treuhand AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, so the score is backed by part of the criteria. As of November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

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Location

Marktstrasse 6
8570 Weinfelden

At a glance

Legal form
Corporation
UID
CHE-107.565.953
Founded
1994 · 32 years
Last commercial register change
June 17, 2026
Employees
11 to 20
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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