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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding ConstructionFrauenfeldBeerli und Erné AG
Beerli und Erné AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Beerli and Erné AG is the provision of services in the field of building envelopes, particularly in the areas of: Roofing work (pitched roof, flat roof, roof cleaning, greening), sheet metal work (façades, photovoltaics), sheet metal and roofing work, and timber construction work. The company also offers additional services such as roof inspections, telehandler and aerial lift services.

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Products & services

Industry:Building ConstructionBuilding Maintenance
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Beerli und Erné AG

Roofing
Sheet Metal Work
✓ Offered12
Pitched roof
Pitched roof work ensuring water and wind tightness, thermal insulation, storm resistance, vapor barriers, underlays, roof windows, alternative energy generation and sheet metal work.
Flat roof
Flat roof work with bitumen or plastic sealing membranes, roof greening, protective and usable coverings, terraces, balconies and liquid plastic waterproofing.
Sheet metal work
Sheet metal work on buildings, sheet metal roofs, dormers, cladding, gutters and downpipes in sheet metal or copper, as well as repairs and roof outlets.
Facades
Ventilated facades with thermal protection, moisture drainage and a wide range of materials and shapes, as well as single-pane balcony glazing.
Photovoltaics
Photovoltaic systems with consultation, design, sales and installation on pitched roofs, flat roofs and facades.
Roof inspections
Inspections for green roofs, pitched roofs in wooded surroundings and facades with plant growth; cleaning gutters, removing moss, trimming creepers, visual inspections.
Roof cleaning
Cleaning and protection of building envelopes to remove algae, moss, green deposits and lichens, as well as pretreatment before paintwork.
Roof greening
Green flat or pitched roofs with protection of the roof membrane, good water retention, reduced heating energy consumption, summer thermal protection and sound insulation.
Aerial work platform
Rental of an aerial work platform with operator for work at height, material transport and deployments in hard-to-reach areas.
Telehandler
Forklift work with various attachments for jobs up to 19 metres in height, including material transport and use of an aerial work platform with operator.
Roof windows
Velux and Roto roof windows for new builds, attic conversions, modernisation and renovation, providing light, fresh air, views and thermal insulation values.
Fibre-cement facades (Eternit)
Fibre-cement facades made of Eternit with design variety and functional reliability as a protective building envelope.
Trust & reputation

ranQ Trust Score of Beerli und Erné AG: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of October 2026

Beerli und Erné AG scores 70.1 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.81.624%
  • 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.58.610%
  • 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%
Beerli und Erné 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%
Beerli und Erné AG scores 85.0 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).85.022%
Beerli und Erné AG scores 51.4 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 35.51.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Beerli und Erné AG reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 9 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 9 reviews across all connected sources

Sources
GGoogle59
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Langfeldstrasse 52a
8500 Frauenfeld
Opening hours
Mon
08:00 - 12:00, 13:30 - 17:00
Tue
08:00 - 12:00, 13:30 - 17:00
Wed
08:00 - 12:00, 13:30 - 17:00
Thu
08:00 - 12:00, 13:30 - 17:00
Fri
08:00 - 12:00, 13:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-107.092.015
Founded
1983 · 43 years
Last commercial register change
June 10, 2025
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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