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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryFinance & InsuranceFiduciary OfficesBurgdorfWalter Brönnimann Treuhand AG
Walter Brönnimann Treuhand AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Walter Brönnimann Treuhand AG provides fiduciary and accounting services, including audits, tax, financial and legal advisory, and business consulting. The firm also offers IT/EDP services for small and medium-sized enterprises, a client portal and remote support.

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Products & services

Industry:Fiduciary Offices
✓ Offered
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4.2/5

Walter Brönnimann Treuhand AG

6
Fiduciary services
Bookkeeping, interim and annual financial statements, tax returns, payment transactions, HR and payroll, collections and VAT.
Business consulting
Company formation, mergers, conversion, financing, succession planning, turnaround, company valuation and tax advice as well as controlling, budgets, liquidity planning and contract work.
Financial advisory
Retirement planning advice, tax advice, succession consulting and pension planning, with personal financial planning and support with implementation.
Audits
Limited audits for companies, with review and transparency by an experienced statutory auditor.
IT services
IT infrastructure for SMEs and private individuals, IT security, IT support, on-site assistance or via remote maintenance, as well as consulting on IT strategies, analyses and concepts.
Customer portal & remote maintenance
Customer portal with direct access and remote maintenance for SOS support with a download file and technical assistance.
Trust & reputation

ranQ Trust Score of Walter Brönnimann Treuhand AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Walter Brönnimann Treuhand AG scores 69.4 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.75.024%
  • 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.88.08%
Walter Brönnimann Treuhand AG scores 88.3 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.97.712%
  • 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%
Walter Brönnimann 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%
Walter Brönnimann Treuhand AG scores 4.9 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 35.4.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Walter Brönnimann Treuhand AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 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 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 4 reviews across all connected sources

Sources
GGoogle54
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Kirchbergstrasse 189
3400 Burgdorf
Opening hours
Mon
07:00 - 17:00
Tue
07:00 - 17:00
Wed
07:00 - 17:00
Thu
07:00 - 17:00
Fri
07:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-265.135.528
Founded
2012 · 14 years
Last commercial register change
December 18, 2019
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.
100.0
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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