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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryFinance & InsuranceFiduciary OfficesGossau SgLenz & Dudli Treuhandgesellschaft AG Gossau
Lenz & Dudli Treuhandgesellschaft AG Gossau Logo
Verified· 4 sourcesTrust Score
Summary

About the company

The core activity of Lenz & Dudli is the provision of management and financial services to small and medium-sized enterprises (SMEs) from all industries. This includes in particular: accounting, financial and accounting services, tax consulting, trust services, controlling, auditing and financial auditing. The company offers these services through a team of specialized experts who have the corresponding training and certifications.

AI-generated
Offering

Products & services

Industry:Fiduciary Offices
✓ Offered5
Financial accounting and reporting
Financial accounting, accounts payable and accounts receivable bookkeeping, closing assistance, balance sheet, income statement and cash flow analyses as well as financial planning, liquidity planning and budgeting.
Tax advisory services
Advisory services on domestic and international tax matters for companies and individuals, tax planning, tax rulings and negotiations with tax authorities and appeal procedures.
Business consulting
Advisory services in financial and tax matters, formation and restructuring of companies, company acquisitions and sales, succession planning as well as business management consulting.
Human resources
Payroll processing and social security declarations, advice on social insurance matters and occupational pension provision as well as drafting employment contracts and regulations.
Succession solutions
Analysis and concept development, company valuation, due diligence, tax optimization of the transaction, negotiations as well as financing advisory services and contract drafting.
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4.0/5

Lenz & Dudli Treuhandgesellschaft AG Gossau

Trust & reputation

ranQ Trust Score of Lenz & Dudli Treuhandgesellschaft AG Gossau: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 100% · As of October 2026

Lenz & Dudli Treuhandgesellschaft AG Gossau scores 60.4 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.70.824%
  • 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.27.910%
  • 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.70.08%
Lenz & Dudli Treuhandgesellschaft AG Gossau scores 89.3 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.70.07%
Lenz & Dudli Treuhandgesellschaft AG Gossau scores 86.7 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).86.722%
Lenz & Dudli Treuhandgesellschaft AG Gossau scores 20.7 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: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.10.04%
Qualifications+0.00

Lenz & Dudli Treuhandgesellschaft AG Gossau reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 2 customer reviews. 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 2 reviews across all connected sources

Sources
GGoogle52
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

May 17, 2018Media
Lenz & Dudli: Rechtzeitig die Nachfolge geregelt
tagblatt.ch

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Location

St. Gallerstrasse 99
9200 Gossau Sg
Opening hours
Mon
07:45 - 12:00, 13:30 - 17:00
Tue
07:45 - 12:00, 13:30 - 17:00
Wed
07:45 - 12:00, 13:30 - 17:00
Thu
07:45 - 12:00, 13:30 - 17:00
Fri
07:45 - 12:00, 13:30 - 16:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-102.918.412
Founded
1993 · 33 years
Last commercial register change
February 10, 2026
Employees
11 to 20
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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