ranQ
ranQ
ranQ
DirectoryIndustriesPlacesKnowledgeComparisonsSoon
Sign inCheck visibility
ranQHSG Startup LabelRecognised by the
HSG Startup Label

The leading AI company directory, built to boost AI visibility.

DEENFRIT
Product
  • Pricing
  • Directory
  • Industries
  • Trust Score
Company
  • About
  • Partner program
  • Contact
  • Legal
© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryFinance & InsuranceFiduciary OfficesHerisauPROTAX Treuhand & Steuerberatungen AG
PROTAX Treuhand & Steuerberatungen AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

PROTAX Treuhand & Steuerberatungen AG provides fiduciary, tax advisory and accounting services. The company also supports business consulting, company valuation, financial planning and the digitalisation of administrative processes.

AI-generated
Offering

Products & services

Industry:Fiduciary Offices
LeadhubOutbound Leads by COHAGA

Looking for direct email addresses and phone numbers?

Leadhub delivers verified contact details and decision-makers from over 750,000 Swiss companies — management, procurement, marketing, HR.

Discover Leadhub
4.1/5

PROTAX Treuhand & Steuerberatungen AG

✓ Offered4
Fiduciary
Fiduciary services for accounting and bookkeeping, company valuation, HR administration, financial planning and budgeting, as well as an external CFO.
Tax advisory
Tax advisory and tax planning for legal entities and individuals, tax returns, refund claims for withholding taxes, optimisations and analysis of the tax situation.
Business consulting
Company formation and restructuring, mergers, restructuring and liquidation, company valuation, business plan, succession arrangements, as well as negotiation support for the purchase and sale of companies.
Digital fiduciary and administration solutions
Digitisation of administration and digital business processes, online tax return, and support with Kendox, Topal and AnyDesk.
Trust & reputation

ranQ Trust Score of PROTAX Treuhand & Steuerberatungen 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.

PROTAX Treuhand & Steuerberatungen 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%
PROTAX Treuhand & Steuerberatungen 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%
PROTAX Treuhand & Steuerberatungen AG scores 85.0 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).85.022%
PROTAX Treuhand & Steuerberatungen AG scores 1.4 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 35.1.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

PROTAX Treuhand & Steuerberatungen 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.

Knowledge

No knowledge articles yet

Once PROTAX Treuhand & Steuerberatungen AG has claimed this profile, we'll publish editorial articles and case studies here together.

Get started
Comparisons

PROTAX Treuhand & Steuerberatungen AG in comparison

Soon

Industry comparisons are coming soon

We're preparing industry comparisons that rank PROTAX Treuhand & Steuerberatungen AG by reviews, experience and specialisations.

Is this your company?

Claim the company profile of PROTAX Treuhand & Steuerberatungen AG to make its contact details visible. With a plan we additionally create and publish industry comparisons, articles and much more.

Secure profile

Location

Platz 6
9100 Herisau
Opening hours
Mon
08:00 - 12:00, 13:30 - 17:00
Tue
08:00 - 12:00, 13:30 - 17:00
Wed
08:00 - 12:00, 13:30 - 17:00
Thu
08:00 - 12:00, 13:30 - 17:00
Fri
08:00 - 12:00, 13:30 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-106.830.905
Founded
1996 · 30 years
Last commercial register change
August 27, 2026
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

    Similar companies

    SG
    steuerfactory GmbH
    Herisau
    JT
    JNC Treuhand AG
    Herisau
    DT
    die TreuhandExperten ag Herisau
    Herisau
    PT
    Preisig Treuhand
    Herisau
    1T
    1A Treuhand GmbH
    Herisau
    CC
    Contrag Consulting + Treuhand AG
    Herisau
    FG
    fintaxa GmbH
    Niederteufen
    WK
    werkegroup keller
    Teufen Ar