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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesRoofingWeinfeldenA. Kuster AG
A. Kuster AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

A. Kuster AG is a building-envelope company that designs and carries out roofing, façade work, sheet‑metal fabrication and photovoltaic systems. Services include project planning, installation and after‑sales services such as system monitoring, maintenance and crane work.

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Products & services

Industry:Roofing
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4.3/5

A. Kuster AG

Roofing
Pitched roofs, flat roofs, EPDM waterproofing systems, roof greening, lightning protection and fall protection for roofs.
Facade construction
Facades with different claddings, thermal insulation, ventilated layers and building-physics protection against wind, weather, moisture and noise.
Sheet metal work
Roof drainage, gutters, downpipes, connections, cladding of roof windows, dormers and chimneys, as well as metal roof and facade structures.
Solar systems
Planning and installation of photovoltaic systems, including systems of the newest generation and full end-to-end service.
Photovoltaic service
Maintenance, inspection, cleaning, repairs, troubleshooting, yield optimization and monitoring for existing solar systems.
Building maintenance
Periodic inspections of roof and facade, roof maintenance, damage prevention, and marten control in the roof and facade areas.
Crane work
Lift platform operations and material transport at great heights using a telescopic crane, lift platform, quick-deployment crane and truck crane.
Trust & reputation

ranQ Trust Score of A. Kuster AG: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 100% · As of October 2026

A. Kuster AG scores 76.1 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.72.224%
  • 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.83.810%
  • 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%
A. Kuster AG scores 92.3 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.82.07%
A. Kuster AG scores 86.7 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).86.722%
A. Kuster AG scores 25.0 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 35.40.04%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.10.04%
Qualifications+0.00

A. Kuster AG reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.5 out of 5 stars from 26 customer reviews. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
4.5
of 5

Aggregated from 26 reviews across all connected sources

Sources
GGoogle4.526
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

February 13, 2024Media
Kuster AG übernimmt Brenner AG in Weinfelden
thurgauerzeitung.ch

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Location

Deucherstrasse 34
8570 Weinfelden
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
Corporation
UID
CHE-113.327.190
Founded
2006 · 20 years
Last commercial register change
June 2, 2020
Employees
21 to 50
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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