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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryCrafts & TradesRoofingMümliswilNoa-Tec GmbH
Noa-Tec GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Noa-Tec GmbH encompasses three main areas: 1. **Photovoltaics**: The planning, installation, and maintenance of solar systems for generating electricity from sunlight. 2. **Sheet Metal Work**: The manufacture, installation, and repair of roof and wall cladding, including the processing of metal and other materials. 3. **Roofing**: The planning, installation, and maintenance of roof structures, including the laying of roof tiles, shingles, and other roofing materials. The company thus offers a combination of services in the field of building envelopes and renewable energies.

AI-generated
Offering

Products & services

Industry:Roofing
✓ Offered3
Solar systems and photovoltaics
Planning and implementation of solar systems and photovoltaic systems for single-family homes, multi-family houses and commercial buildings; roof-mounted and integrated photovoltaic systems, tailored to pitched and flat roofs.
Roofing work
Roof renovations, re-roofing, repairs and work on flat and pitched roofs; including roofing, thermal insulation, liquid plastic waterproofing and partial renovations.
Sheet metal work
Gutters, downspouts, flashings, cladding for dormers, standing-seam metal roofs, façade cladding, snow retention systems, lightning protection systems and waterproofing with liquid plastic.
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4.2/5

Noa-Tec GmbH

Trust & reputation

ranQ Trust Score of Noa-Tec GmbH: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Noa-Tec GmbH scores 72.8 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.76.724%
  • 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.45.610%
  • 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.95.08%
Noa-Tec GmbH scores 83.0 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%
Noa-Tec 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%
Noa-Tec GmbH scores 14.3 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 35.14.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Noa-Tec GmbH reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 5 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 5 reviews across all connected sources

Sources
GGoogle55
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Obere Altmatt 22
4717 Mümliswil

At a glance

Legal form
Limited Liability Company
UID
CHE-107.598.817
Founded
1994 · 32 years
Last commercial register change
June 5, 2026
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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