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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryFinance & InsurancePension FundsWallisellenPersonalvorsorgestiftung der Keller-Frei AG
Personalvorsorgestiftung der Keller-Frei AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Personalvorsorgestiftung der Keller-Frei AG is a pension foundation associated with Keller-Frei AG. The website shows Keller-Frei as a company active in road and civil engineering, including the construction, maintenance and renovation of transport routes, public spaces and utility infrastructure.

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Products & services

Industry:Pension Funds
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4.2/5

Personalvorsorgestiftung der Keller-Frei AG

✓ Offered4
Road construction / surfacing works
Road construction and surfacing works for traffic routes and streets, with planning and coordination of work processes for short construction times, quality and durability.
Utility line construction / drainage
Utility line construction and drainage for supply and disposal infrastructure, with specialist know-how, care and on-time execution.
Maintenance / repair / renovation
Maintenance, repair and renovation of existing infrastructures to preserve value and ensure continued use, using suitable materials and know-how.
Squares / paving works
Squares and paving works with various paving stones and laying patterns for functional and aesthetic outdoor spaces.
Trust & reputation

ranQ Trust Score of Personalvorsorgestiftung der Keller-Frei AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

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Data basis 96% · As of October 2026

Personalvorsorgestiftung der Keller-Frei AG scores 70.5 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
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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.52.424%
  • 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%
Personalvorsorgestiftung der Keller-Frei AG scores 84.9 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%
Personalvorsorgestiftung der Keller-Frei AG scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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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%
Personalvorsorgestiftung der Keller-Frei AG scores 68.6 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.68.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Personalvorsorgestiftung der Keller-Frei AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.0 out of 5 stars from 53 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 53 reviews across all connected sources

Sources
GGoogle453
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Hertistrasse 11
8304 Wallisellen
Opening hours
Mon
07:30 - 12:00, 13:00 - 17:00
Tue
07:30 - 12:00, 13:00 - 17:00
Wed
07:30 - 12:00, 13:00 - 17:00
Thu
07:30 - 12:00, 13:00 - 17:00
Fri
07:30 - 12:00, 13:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Foundation
UID
CHE-109.725.305
Founded
1955 · 71 years
Last commercial register change
April 2, 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.97.06%
  • 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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