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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryFinance & InsuranceAccountantZurichHaussmann Treuhand AG
Haussmann Treuhand AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Haussmann Treuhand AG provides fiduciary services including accounting, tax advisory, payroll services, value added tax support, corporate management and company administration. The firm offers Abacus (AbaWeb) data hosting/management and can draw on an international alliance for cross-border tax and mobility matters.

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Products & services

Industry:Accountant
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4.0/5

Haussmann Treuhand AG

✓ Offered9
Accounting
Accounting with ongoing posting, account reconciliation, monitoring of receivables and payables, interim and annual financial statements, special accounting for real estate and liquidity planning.
Tax
Tax consulting and filings for companies, including VAT, withholding tax, tax planning and support with tax matters with an international angle.
Payroll administration
Payroll administration including payroll statements, social insurance payroll reporting, source tax calculations, maintenance of HR master data and support with audits by social insurance and SUVA.
Global Mobility Services
Planning, organisation and support for employee assignments abroad, including proper processing of secondments and the related tax and administrative issues.
VAT advisory
VAT declarations, input tax adjustments, calculation of own use and support with audits as well as refund procedures.
Organisation and management
Assumption of managing and executive functions for companies, trusts and foundations, as well as representation of the interests of beneficial owners.
Company administration
Company domiciliations, incorporation and restructuring of companies, liquidations, changes in the commercial register, general administration and banking transactions.
Audit
Limited and statutory audits, group audits, IFRS reporting audits, due diligence, company valuations and audit confirmations for special cases.
Abacus (AbaWeb)
Joint management of accounting data via Abacus/AbaWeb, including access to document capture and data retrieval.
Trust & reputation

ranQ Trust Score of Haussmann Treuhand AG: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of November 2026

Haussmann Treuhand AG scores 53.9 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.60.724%
  • 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.40.910%
  • 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.50.08%
Haussmann Treuhand AG scores 92.3 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.82.07%
Haussmann Treuhand 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%
Haussmann Treuhand AG scores 31.4 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 35.31.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Haussmann Treuhand AG reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 4.0 out of 5 stars from 4 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
4
of 5

Aggregated from 4 reviews across all connected sources

Sources
GGoogle44
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Seefeldstrasse 45
8008 Zurich

At a glance

Legal form
Corporation
UID
CHE-114.490.154
Founded
2008 · 18 years
Last commercial register change
August 12, 2026
Employees
21 to 50
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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