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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryFinance & InsuranceFiduciary OfficesAllschwilKeller-Grimm AG, Treuhand und Beratung
Keller-Grimm AG, Treuhand und Beratung Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Keller-Grimm AG is the provision of trust and consulting services for companies and private individuals. This includes in particular: accounting and financial management, tax consulting and planning, corporate consulting and management, personnel administration and payroll accounting, and real estate management. The company thus offers comprehensive services for the management and administration of companies and private assets.

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Offering

Products & services

Industry:Fiduciary OfficesProperty Management
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Keller-Grimm AG, Treuhand und Beratung

✓ Offered6
Property management
Administrative and technical management of properties, including letting, listings, tenant administration, rent monitoring, utility bill statements, handovers, renovation support and service contracts.
Bookkeeping and accounting
Set-up and management of the accounting function, financial bookkeeping, budgeting, financial planning, reporting, interim and annual financial statements, as well as reports and expert assessments.
Tax consulting
Tax consulting and tax planning for companies and individuals, tax returns, assessment reviews, representation before tax authorities, VAT consulting and inheritance and gift tax planning.
HR administration
Payroll administration and payroll accounting, salary statements, notifications and forms for accidents, illness and EO, annual declarations, clarifications regarding HR matters and representation during employer checks.
Business consulting
General fiduciary and business consulting, company formation and management, selection of the legal entity, organisational consulting, financing, business plans and succession planning.
Registered office and board mandates
Assumption of registered office and board mandates as part of business consulting and company management.
Trust & reputation

ranQ Trust Score of Keller-Grimm AG, Treuhand und Beratung: 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.

Keller-Grimm AG, Treuhand und Beratung 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%
Keller-Grimm AG, Treuhand und Beratung 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%
Keller-Grimm AG, Treuhand und Beratung 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%
Keller-Grimm AG, Treuhand und Beratung scores 6.3 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 35.6.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Keller-Grimm AG, Treuhand und Beratung 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

Binningerstrasse 20
4123 Allschwil

At a glance

Legal form
Corporation
UID
CHE-104.481.538
Founded
1998 · 28 years
Last commercial register change
July 17, 2012
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.100.06%
  • 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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