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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryFinance & InsuranceFiduciary OfficesFrauenfeldControlla AG
Controlla AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Controlla AG is the provision of services in the fields of auditing, fiduciary, tax consulting and corporate consulting. This includes in particular: accounting and payroll; tax services, including closing advice for companies; corporate consulting, including founding, valuation, acquisitions, succession planning and liquidations; outsourcing of accounting and CFO services; and auditing of annual and group financial statements according to Swiss GAAP FER and the Code of Obligations. The company positions itself as a partner for small and medium-sized enterprises and offers individual solutions for its clients.

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Offering

Products & services

Industry:Fiduciary Offices
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Controlla AG

✓ Offered6
Audit Services
Statutory and articles-based audit services, ordinary and limited audits, group accounts audits, incorporation, capital change, liquidation and merger audits, plus due diligence reviews.
Fiduciary Services and Bookkeeping
Bookkeeping and oversight, payroll administration with social insurance statements and salary certificates, annual closing advice, financial statements, company and foundation administration, and board or fiduciary mandates.
Tax Advisory
Advice on Swiss and international tax law, tax returns for individuals and legal entities, withholding tax, tax assessments, objections and appeals, tax planning, VAT review and fiscal representation.
Business Consulting
Company valuations, succession planning, incorporations, legal form selection, restructurings, external controlling, consolidated financial reporting, and advice on restructuring, remediation, financing and business plans.
Legal Advisory
Advice on family and personal law with marriage contracts and advance care directives, inheritance law with wills, estate planning and executorship, plus company, employment and tenancy law.
AbaWeb Fiduciary Service
Internet-based bookkeeping with secure browser access via Post SuisseID or Swisscom Mobile ID, without installation, paid updates or customer-side data exchange.
Trust & reputation

ranQ Trust Score of Controlla 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.

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

Controlla 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

Bahnhofplatz 65
8500 Frauenfeld

At a glance

Legal form
Corporation
UID
CHE-105.877.933
Founded
1981 · 45 years
Last commercial register change
October 7, 2025
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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