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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryFinance & InsuranceHolding CompaniesHünenbergOAB GmbH
OAB GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

OAB GmbH is a fiduciary (Treuhand) firm that provides fiduciary services and operates the website mein-treuhaender.ch. The site offers information about the organization, online services and contact options.

AI-generated
Offering

Products & services

Industry:Holding Companies
✓ Offered6
Bookkeeping and annual financial statements
Financial bookkeeping, accounts receivable and payable, dunning and collections, VAT returns, and annual or interim financial statements, including self-managed bookkeeping systems.
Tax advisory and tax returns
Preparation of tax returns for individuals and legal entities, review of tax assessments, tax advisory and planning, representation before tax authorities, and reclaiming withholding taxes.
Payroll and HR administration
Payroll bookkeeping, payslips and salary certificates, withholding-tax and social-insurance declarations, plus support with employee onboarding and offboarding.
Audit and statutory review services
Limited audits, review of incorporations and capital increases, and special audits such as pay-equality checks.
Incorporation and administrative services
Support with company formations, registered office services for companies, secretarial services, and administrative tasks for companies and private clients.
Fiduciary services for SMEs
Fiduciary services for SMEs covering bookkeeping, tax advisory, payroll administration, audit work and administrative support in Hünenberg and the Canton of Zug.
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3.9/5

OAB GmbH

Trust & reputation

ranQ Trust Score of OAB GmbH: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

OAB GmbH scores 63.1 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
x
CriterionValueWeight
  • Review quality: The average rating across all connected sources, smoothed against the industry mean. So 5.0 stars from three reviews do not outrank 4.7 from three hundred.78.124%
  • Review volume: The number of reviews across all sources. The scale is logarithmic: the first reviews count the most, and the maximum is reached at 50 reviews.49.510%
  • Review recency: The age of the most recent review. Two-year-old reviews deliberately sit in the middle, because that is normal for Swiss SMEs. Only after three years without a new voice does the value drop markedly.35.08%
OAB GmbH scores 70.2 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.70.212%
  • 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%
OAB GmbH 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%
OAB GmbH 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

OAB GmbH reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 6 customer reviews. The data basis is 96%, 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.

Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 6 reviews across all connected sources

Sources
GGoogle56
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

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Location

Rebenweg 27
6331 Hünenberg

At a glance

Legal form
Limited Liability Company
UID
CHE-329.739.398
Founded
2020 · 6 years
Last commercial register change
January 16, 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.
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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