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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesFlooring & TilingSolothurnKera-Line AG
Kera-Line AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Kera-Line AG is a tiling contractor for ceramic wall and floor coverings. The company installs ceramic tiles, glass mosaic, natural stone and cement tiles and provides consultation and planning, acid-resistant grouting, silicone joints, Wedi lightweight systems, maintenance and repair, as well as cleaning, care and sale of related care products.

AI-generated
Offering

Products & services

Industry:Flooring & Tiling
✓ Offered4
Ceramic wall and floor coverings
Installation work for ceramic wall and floor coverings, glass mosaic and decorative tiles; advice, planning, laying suggestions and grouting in indoor and outdoor areas.
Natural stone slabs
Laying natural stone slabs indoors, including Juramarmor, slate, granite, Onsernone, Valser quartzite and marble, with joint sealing as well as maintenance and repair.
Cleaning and care for tiled surfaces
Initial cleaning of porcelain tiles, maintenance care for tiled floors, advice on cleaning agents as well as cleaning, care and treatment of HMK products.
Maintenance and repair service
Maintenance and repairs for ceramic wall and floor coverings, natural stone slabs and joints; maintenance during new builds, conversions, refurbishment and renovation.
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4.1/5

Kera-Line AG

Trust & reputation

ranQ Trust Score of Kera-Line AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

Kera-Line AG scores 65.9 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.63.124%
  • 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.49.510%
  • 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.95.08%
Kera-Line AG scores 85.5 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%
Kera-Line AG scores 83.3 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).83.322%
Kera-Line AG scores 20.0 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 35.20.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Kera-Line AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 4.2 out of 5 stars from 6 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
4.2
of 5

Aggregated from 6 reviews across all connected sources

Sources
GGoogle4.26
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Zuchwilerstrasse 73
4500 Solothurn
Opening hours
Mon
08:30 - 17:00
Tue
08:30 - 17:00
Wed
08:30 - 17:00
Thu
08:30 - 17:00
Fri
08:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-107.410.629
Founded
1992 · 34 years
Last commercial register change
October 10, 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.
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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