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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryFinance & InsuranceFiduciary OfficesZurichDr. Iten, Dudli + Partner Steuerberatung und Treuhand AG
Dr. Iten, Dudli + Partner Steuerberatung und Treuhand AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Dr. Iten, Dudli + Partner Steuerberatung und Treuhand AG provides tax advisory and fiduciary services for private clients, SMEs and real estate owners, including tax returns and estate planning. Services also include bookkeeping, payroll and personnel administration, company formation, succession planning, and property management and sales.

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Products & services

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Dr. Iten, Dudli + Partner Steuerberatung und Treuhand AG

Real Estate Brokerage
✓ Offered9
Tax advice and tax returns
Tax advice and tax returns for individuals and SMEs, including tax optimisation, VAT, appeal proceedings, self-disclosure with no criminal penalty, subsequent tax assessment proceedings and tax rulings.
Bookkeeping and annual financial statements
Financial bookkeeping and accounting, accounts receivable and accounts payable accounting, annual financial statements, financial planning, as well as bookkeeping in the office, on site or in a cloud-based work environment.
Payroll and HR administration
Payroll accounting, pay slips, social insurance, wage statements, HR and personnel matters, and HR services such as employment contracts, dismissals, regulations, employment references and advice on labour law.
Company formation
Advisory and handling for the formation of AG, GmbH, sole proprietorship, general partnership, association and charitable foundation, including choice of legal form, financing, incorporation documents and registration.
Succession planning
Succession planning for businesses, including succession options, valuation, conflict management, emergency plan, and legal and tax support.
Property management
Management of multi-family houses and condominium units, including accounting, administrative, technical and legal matters, as well as billing for heating costs and ancillary expenses.
Real estate sales
Real estate sales from price setting and analysis through marketing, viewings and negotiations to contract handling, notarisation and tax matters.
Inheritance advisory and executorship
Inheritance planning, inheritance advance, succession, executorship and estate settlement with administrative, tax and organisational tasks.
Estate division and representation for heirs' communities
Estate administration, estate division, inheritance taxes, conflict resolution and representation of heirs' communities, including real estate, securities and business interests.
Trust & reputation

ranQ Trust Score of Dr. Iten, Dudli + Partner Steuerberatung und Treuhand AG: 4.5 out of 5.0

Trust Score4.5/ 5.0

Excellent

x

Data basis 96% · As of October 2026

Dr. Iten, Dudli + Partner Steuerberatung und Treuhand AG scores 95.3 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.95.824%
  • 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.100.010%
  • 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.88.08%
Dr. Iten, Dudli + Partner Steuerberatung und Treuhand 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%
Dr. Iten, Dudli + Partner Steuerberatung und 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%
Dr. Iten, Dudli + Partner Steuerberatung und Treuhand AG scores 12.3 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 35.12.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Dr. Iten, Dudli + Partner Steuerberatung und Treuhand AG reaches a ranQ Trust Score of 4.5 out of 5.0 — rated «Excellent». The rating draws, among other things, on 5.0 out of 5 stars from 73 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 73 reviews across all connected sources

Sources
GGoogle573
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Bahnhaldenstrasse 6
8052 Zurich
Opening hours
Mon
08:00 - 11:30, 13:30 - 17:00
Tue
08:00 - 11:30, 13:30 - 17:00
Wed
08:00 - 11:30, 13:30 - 17:00
Thu
08:00 - 11:30, 13:30 - 17:00
Fri
08:00 - 11:30, 13:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-107.345.788
Founded
1992 · 34 years
Last commercial register change
June 3, 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

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