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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryFinance & InsuranceFiduciary OfficesSchlierenALLTREHA Allemann Treu-Hand
ALLTREHA Allemann Treu-Hand Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of ALLTREHA Allemann Treu-Hand is the provision of services in the areas of financial consulting, business management and trust services. The company offers comprehensive consulting and sustainable cooperation for small and medium-sized enterprises (SMEs), start-ups, craft businesses, associations and private individuals. The services include, among other things, the creation of solutions for financial and business problems, the implementation of customer concerns and the provision of infrastructure and know-how.

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Offering

Products & services

Industry:Fiduciary Offices
✓ Offered
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3.8/5

ALLTREHA Allemann Treu-Hand

7
Accounting and annual financial statements
Bookkeeping with general ledger and subsidiary ledgers, reporting, annual financial statements, VAT and payroll accounting for SMEs, start-ups, commercial businesses and associations.
Tax return
Tax return for business clients and private individuals, including submission of documents and full handling of the current tax year.
Estate administration
Estate administration as well as drafting and accompanying arrangements for care and estates, including advice on wills, powers of attorney and instructions in the event of death.
Advisory for start-ups and businesses
Start-up support and advisory, administrative assistance in the initial phase, adjustment of reporting and general advice on bookkeeping matters.
Insurance and retirement planning advisory
Independent advice on insurance and retirement planning, including referral to specialists when needed, and support for retirement planning questions.
Care and estate planning arrangement for private individuals
Care mandate, patient directive, powers of attorney, will, instructions in the event of death, care planning, as well as administration of important documents and codes.
Audit and bookkeeping review
Audit and bookkeeping review in collaboration with partners, as additional support for accounting and control.
Trust & reputation

ranQ Trust Score of ALLTREHA Allemann Treu-Hand: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of October 2026

ALLTREHA Allemann Treu-Hand scores 59.9 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.68.224%
  • 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.17.610%
  • 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%
ALLTREHA Allemann Treu-Hand scores 71.2 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.83.012%
  • 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%
ALLTREHA Allemann Treu-Hand 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%
ALLTREHA Allemann Treu-Hand 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

ALLTREHA Allemann Treu-Hand reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 1 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 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Freiestrasse 1
8952 Schlieren

At a glance

Legal form
Sole proprietorship
UID
CHE-342.266.746
Founded
2017 · 9 years
Last commercial register change
June 14, 2017
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.
67.0
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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