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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryFinance & InsuranceHolding CompaniesAltstätten SgD&S Rhenum Holding AG
D&S Rhenum Holding AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

D&S Rhenum Holding AG provides fiduciary and advisory services, including accounting and financial statement preparation, statutory and limited audits, tax advice, controlling, payroll administration, pension and succession planning, company-formation consulting, and property management.

AI-generated
Offering

Products & services

Industry:Holding Companies
✓ Offered8
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3.9/5

D&S Rhenum Holding AG

Fiduciary and Accounting Services
Fiduciary services, bookkeeping setup and management, accounts receivable and payable, annual accounts, closing advice and digital bookkeeping.
Tax Advisory
Tax advice and tax planning for individuals and companies, tax returns, VAT, withholding tax, source tax, restructurings and liquidations.
Audit Services
Statutory audit function, ordinary and limited audits, annual financial statement audits, special audits, group audits, internal control audits and incorporation audits.
Business Consulting and Company Formation
Business consulting, business plans, company formations, transformations, mergers, succession planning, financing, investments and company valuations.
HR Administration and Payroll
HR administration, payroll runs, payroll accounting, insurance matters, employment arrangements and expense regulations.
Controlling
Temporary or ongoing support with planning calculations, analyses, interim and annual accounts, company valuations and closing advice.
Pension and Succession Planning
Strategic asset planning, business succession, advance directives and advice on social insurance matters for companies and private clients.
Property Management
Management of residential and commercial properties and condominiums, including rent collection, bookkeeping, service-charge statements, maintenance and advisory services.
Trust & reputation

ranQ Trust Score of D&S Rhenum Holding AG: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

D&S Rhenum Holding AG scores 64.6 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.79.424%
  • 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.52.910%
  • 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%
D&S Rhenum Holding AG scores 72.8 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%
D&S Rhenum Holding 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%
D&S Rhenum Holding AG scores 10.6 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 35.10.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

D&S Rhenum Holding AG 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 7 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 7 reviews across all connected sources

Sources
GGoogle57
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Trogenerstrasse 13
9450 Altstätten Sg
Opening hours
Mon
08:00 - 12:00, 13:00 - 17:00
Tue
08:00 - 12:00, 13:00 - 17:00
Wed
08:00 - 12:00, 13:00 - 17:00
Thu
08:00 - 12:00, 13:00 - 17:00
Fri
08:00 - 12:00, 13:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-403.505.729
Founded
2020 · 6 years
Last commercial register change
November 20, 2020
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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