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

About the company

The company's core activity is the provision of trust, tax and economic consulting services for companies and private individuals. This includes in particular: accounting and financial statement preparation, tax returns and consulting, auditing and examination of figures, consulting for company formation, succession and restructuring, payroll and personnel administration, real estate brokerage and consulting. The company thus offers a comprehensive range of services to support companies and private individuals in their economic and tax matters.

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Products & services

Industry:Fiduciary OfficesProperty Management
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Diala Treuhand AG

Real Estate Brokerage
✓ Offered8
Bookkeeping
Set-up, organization and management of financial bookkeeping, accounts receivable and accounts payable, VAT reporting, and annual financial statements with balance sheet, income statement and notes.
Payroll accounting
Maintaining payroll accounting, payslips for each employee, social insurance reporting, annual notifications, wage statements and managing payroll-relevant personnel data.
Tax advisory and tax returns
Tax returns for legal entities and individuals, advice on tax law, representation before tax authorities, and support with annual financial statements and complex tax matters.
Audit
Statutory and limited audits, special examinations, group financial statement and internal control system (ICS) audits, incorporation and capital audits, as well as due diligence and business valuations.
Business consulting
Advisory services on incorporation, financing, succession, redomiciliations, restructuring measures, liquidation, reorganization, reorganizations and restructuring, as well as employment, pension provision and strategic matters.
Property management
Administration of condominium ownership with administrative and technical management, accounting, and representation of the condominium owners’ community externally.
Board mandates and management
Taking on board mandates and management positions as supplementary business mandates within the scope of consulting and fiduciary activities.
Secretarial services
Secretarial services as outsourced administrative support for companies and other clients with mandates.
Trust & reputation

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

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Diala 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.
x
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%
Diala 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.
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.55.07%
Diala 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.
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).83.322%
Diala Treuhand AG scores 28.6 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 35.28.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Diala 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

Via Val Müstair 228
7537 Müstair

At a glance

Legal form
Corporation
UID
CHE-107.947.119
Founded
1979 · 47 years
Last commercial register change
August 25, 2023
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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