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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding contractorZurichKull + Loosli AG
Kull + Loosli AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Kull + Loosli AG plans and installs ceiling systems for interior construction, including acoustic, metal, wood and mineral-fibre ceilings. Its services also include ceiling insulation, lighting systems, plastering and acoustic walls.

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Service area

Offering

Products & services

Industry:Building contractor
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3.9/5

Kull + Loosli AG

✓ Offered6
Ceiling systems
Assembly of all well-known ceiling systems, interior fit-out, timber installation, sound and thermal insulation, ceiling cleaning, and solutions for indoor swimming pools and sports halls.
Acoustic ceiling sails
Acoustic ceiling sails for sound absorption in residential and commercial premises, optionally with integrated indirect or direct lighting.
Ceiling cladding
Ceiling cladding made of wood, metal or mineral fibres for private and commercial premises, with decorative and practical function.
Plastering work
Plastering work on walls and ceilings, plaster partition walls, fire protection systems, as well as rendering and additional work for ceiling installations.
Lighting systems
Integrated ceiling lighting, direct and indirect light sources, and installation of Loxone products for ceiling solutions.
Acoustic walls
Acoustic walls for sound insulation in rooms as a complement to acoustic ceiling sails and other room acoustics solutions.
Trust & reputation

ranQ Trust Score of Kull + Loosli AG: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of November 2026

Kull + Loosli AG scores 52.7 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.50.08%
Kull + Loosli 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%
Kull + Loosli AG scores 86.7 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).86.722%
Kull + Loosli AG scores 31.4 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 35.31.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Kull + Loosli AG reaches a ranQ Trust Score of 3.9 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 November 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.

Knowledge

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Comparisons

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Location

Am Wasser 55
8049 Zurich
Opening hours
Mon
07:00 - 12:00, 13:00 - 18:00
Tue
07:00 - 12:00, 13:00 - 18:00
Wed
07:00 - 12:00, 13:00 - 18:00
Thu
07:00 - 12:00, 13:00 - 18:00
Fri
07:00 - 12:00, 13:00 - 18:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-107.966.401
Founded
1980 · 46 years
Last commercial register change
November 7, 2008
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • ZHZurich
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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