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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryFinance & InsuranceAccountantRuswilA1 Treuhand GmbH
A1 Treuhand GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

A1 Treuhand GmbH provides fiduciary services for individuals, businesses, agricultural enterprises and foundations. Its services include accounting and financial administration, payroll, business and agricultural consulting, tax advice, real estate management, and pension and estate planning.

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Service area

Offering

Products & services

Industry:Accountant
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A1 Treuhand GmbH

✓ Offered4
Fiduciary services
Financial and accounting services, payroll accounting and HR administration, business consulting as well as agricultural business consulting including business transfers, income value appraisals, calculation of lease payments and property brokerage.
Tax advisory
Tax advisory for companies and private individuals, tax optimisation, tax returns for all cantons, tax planning, tax structuring and consulting regarding capital gains tax on real estate and transfer taxes.
Pension planning
Pension planning, retirement planning and estate planning including analyses of the pension situation, calculations for retirement and inability to work, as well as marriage and inheritance agreements, wills and advance directives for patients.
Real estate services
Rental and property management, brokerage and sale, as well as management of condominium ownership and rental co-ownership, including administration, tenant selection and on-site technical services.
Trust & reputation

ranQ Trust Score of A1 Treuhand GmbH: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of November 2026

Without public customer reviews the score stays capped.

A1 Treuhand GmbH 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%
A1 Treuhand GmbH scores 79.8 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.92.512%
  • 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%
A1 Treuhand GmbH 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%
A1 Treuhand GmbH scores 62.9 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 35.62.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

A1 Treuhand GmbH 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

Grindel 34
6017 Ruswil

At a glance

Legal form
Limited Liability Company
UID
CHE-379.851.330
Founded
2014 · 12 years
Last commercial register change
March 13, 2026
Employees
1 to 10

Active in 1 of 26 cantons

  • LULucerne
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.
88.0
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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