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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryFinance & InsuranceFiduciary OfficesBuchs AgLehner Treuhand AG
Lehner Treuhand AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Lehner Treuhand AG is the provision of trust and accounting services for SMEs (Small and Medium-sized Enterprises), including: accounting and financial accounting, preparation of annual financial statements and VAT returns, support in maintaining accounting records, limited accounting audits, consulting for company formations, and audit expertise. As a trust company, the firm offers these services and works closely with its clients to meet their individual needs.

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Products & services

Industry:Fiduciary Offices
✓ Offered5
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4.1/5

Lehner Treuhand AG

Bookkeeping
Managing bookkeeping records, checking and correcting the accounts, supporting self-managed bookkeeping, and exchanging data with SelectLine.
Annual financial statements
Support in preparing annual financial statements and preparing the correction and closing entries list after reviewing the bookkeeping.
MWST/VAT returns
Preparation of MWST returns for companies and administrative support related to VAT.
Accounting audits
Limited accounting audits and review of the bookkeeping as part of the audit activities offered.
Company formation advisory
Advice on company formations and support during the initial phase of new businesses.
Trust & reputation

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

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Lehner 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%
Lehner Treuhand AG 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%
Lehner 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.
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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%
Lehner Treuhand AG scores 3.4 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.3.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Lehner 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 October 2026.

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

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Location

Wynenfeldweg 8
5033 Buchs Ag

At a glance

Legal form
Corporation
UID
CHE-103.347.630
Founded
1964 · 62 years
Last commercial register change
January 10, 2019
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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