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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureInterior ConstructionGlattbruggL & L Trockenbau GmbH
L & L Trockenbau GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of L & L Trockenbau GmbH is the provision of services in the field of interior construction, particularly in the areas of: drywall construction, plastering, painting, facade construction, renovation and refurbishment, fire protection and acoustic systems. The company offers specific services such as plastering, facade insulation, sanitary and load-bearing systems, lightweight walls, ceiling claddings, screed elements, rendering and fire-resistant glazing.

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Offering

Products & services

Industry:Interior Construction
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3.8/5

L & L Trockenbau GmbH

✓ Offered
7
Drywall construction
Drywall for interior build-out solutions, lightweight partition walls, ceiling linings, screed elements, ceiling systems, wall systems and acoustic systems.
Plastering and rendering works
Plastering and rendering works for interior rooms, complemented by refurbishment, renovations and conversions.
Façade insulation
Façade insulation for building envelopes, as part of the construction and refurbishment work offered.
Sanitary and support systems
Sanitary and support systems for interior fit-out, together with lightweight and ceiling systems.
Fire-resisting glazing
Fire-resisting glazing for passive fire protection solutions in interior fit-out.
Acoustic systems
Akustikmodular, acoustic ceilings and other acoustic systems for rooms requiring sound absorption and room acoustics.
Renovations, refurbishments and conversions
Renovations, refurbishments and conversions as accompanying construction services in interior fit-out.
Trust & reputation

ranQ Trust Score of L & L Trockenbau GmbH: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of October 2026

L & L Trockenbau GmbH scores 58.0 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.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.78.08%
L & L Trockenbau GmbH scores 75.7 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.83.012%
  • 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%
L & L Trockenbau GmbH 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%
L & L Trockenbau GmbH scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

L & L Trockenbau GmbH reaches a ranQ Trust Score of 3.8 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 October 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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Location

Müllackerstrasse 21
8152 Glattbrugg
Opening hours
Mon
08:00 - 17:00
Tue
08:00 - 17:00
Wed
08:00 - 17:00
Thu
08:00 - 17:00
Fri
08:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-223.951.858
Founded
2017 · 9 years
Last commercial register change
June 2, 2017
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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