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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryIndustryGlass, Ceramics, Stone & Construction Materials IndustryLucerneGlas Koller AG
Glas Koller AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Glas Koller AG is glass processing, particularly the manufacture and processing of glass products such as window glass, safety glass and glass facades.

AI-generated
Offering

Products & services

Industry:Glass, Ceramics, Stone & Construction Materials Industry
✓ Offered8
Glass processing
Glass processing for mirrors, showers, balcony and stair railings, windows, doors, shop windows, kitchen backsplashes, winter gardens and room dividers, including custom fabrications.
Glass repairs and replacement
Repairs and replacement of glass for windows, doors, picture frames, lift shafts, lamps, clocks, shelves, refrigerator glass, display cabinets, cupboards and tables.
Window and door repairs
Repairs to windows, entrance doors, sliding doors and canopies, including glass breakage repair, replacement and re-glazing.
Shower glass installations
Custom shower solutions with new glass, seals, hinges and handles for new installations or service work.
Mirror fabrication
Mirrors in all sizes and shapes, including bathroom double mirrors and solutions with various mounting systems.
Special glazing
Special glazing for picture frames, lamp and clock glass, cat flaps, ventilation cut-outs and lift shaft glazing.
Shopfront glazing
Shopfront glazing in different sizes with suitable solutions for replacement, re-glazing and special requirements.
Balcony and stair railings
Glass railings for balconies and staircases with replacement of all glass types for safe and visually fitting solutions.
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4.1/5

Glas Koller AG

Trust & reputation

ranQ Trust Score of Glas Koller AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Glas Koller AG has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Glas Koller AG scores 87.2 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.95.212%
  • 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%
Glas Koller AG scores 83.3 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).83.322%
Glas Koller AG scores 12.9 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 35.12.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Glas Koller AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, 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.

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Location

Lädelistrasse 26/28
6003 Lucerne

At a glance

Legal form
Corporation
UID
CHE-287.788.561
Founded
2013 · 13 years
Last commercial register change
November 29, 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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