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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesSecurity ServicesZurichTruthfinder GmbH
Truthfinder GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The company provides detective and investigation services, particularly for businesses, to minimize risks and maintain the integrity of the company. The core activities include: Personal environment investigations, Investigations into bullying, Securing evidence and gathering information, Monitoring of field staff, Investigations into violations of competition bans, Clarification of undeclared work and other unauthorized activities. The company thus offers a wide range of investigation services to support businesses in detecting and preventing unauthorized activities and risks.

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Products & services

Industry:Security Services
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3.8/5

Truthfinder GmbH

✓ Offered4
Private investigations
Discreet investigations and evidence gathering for private individuals, including family, marriage and personal matters, infidelity, custody disputes and address or whereabouts enquiries.
Investigations for municipalities
Investigations for municipalities and social authorities in cases of welfare fraud, false declarations, checks on assets and income, as well as enquiries into place of residence and the surrounding environment.
Investigations for companies
Discreet company investigations to clarify internal and external incidents, secure evidence, carry out surveillance, perform location enquiries, as well as cases of theft, fraud or undeclared work.
International investigations
Investigation services in Switzerland and abroad for cross-border cases, supported by an international network and discreet information gathering.
Trust & reputation

ranQ Trust Score of Truthfinder GmbH: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of October 2026

Truthfinder GmbH scores 49.0 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.62.524%
  • 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.35.08%
Truthfinder GmbH scores 83.0 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%
Truthfinder GmbH 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%
Truthfinder GmbH scores 3.4 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 35.3.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Truthfinder GmbH reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 4.0 out of 5 stars from 2 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
4
of 5

Aggregated from 2 reviews across all connected sources

Sources
GGoogle42
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Reinhardstrasse 19
8008 Zurich
Opening hours
Mon
24h
Tue
24h
Wed
24h
Thu
24h
Fri
24h
Sat
24h
Sun
24h

At a glance

Legal form
Limited Liability Company
UID
CHE-116.343.156
Founded
2010 · 16 years
Last commercial register change
June 16, 2022
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.
88.0
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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