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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesRoofingWetzikon Zh 1BS Strohmeier AG
BS Strohmeier AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

The company specializes in the planning, manufacture and installation of building envelopes, with quality and customer satisfaction being the top priority.

AI-generated
Offering

Products & services

Industry:RoofingSheet Metal Work
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4.3/5

BS Strohmeier AG

Solar & Photovoltaics
✓ Offered9
Flat roof
Flat roof refurbishments, new builds and conversions, energy-efficient renovation of building envelopes, roof greening, flat-roof windows, skylights, smoke and heat venting systems.
Pitched roof
Pitched roof refurbishments, new builds and conversions, vapor barriers, thermal insulation, underlays, coverings, roof windows, shading, and smoke and heat venting systems.
Solar
Photovoltaic systems on roof and façade, solar thermal, battery storage, service and maintenance, monitoring, repowering, as well as planning, installation and registration.
Façade
Ventilated rainscreen façades, energy-efficient façade renovations, thermal insulation, cladding made of natural stone, Eternit, sheet metal or wood, and photovoltaic on the façade.
Sheet metal work
Sheet metal work for flat and pitched roof areas, sheet metal work for façade areas, angle and double-lock seam claddings, profiled sheet metal claddings, and roof drainage systems.
Energy management
Energy management for buildings with self-consumption optimization, integration of battery storage, heat pumps and charging stations, monitoring, and control of domestic hot water and heating water.
Service and maintenance
Maintenance and inspection contracts, roof inspections, roof cleaning, removal of unwanted growth, care of roof greening, service and maintenance of solar installations, and repair work.
Lightning protection
Advice and planning, lightning protection air-termination and down conductors, foundation and earth-rod grounding, resistance measurements, documentation of the lightning protection system and rectification of faults.
Crane work
Material transport with telescopic forklift, work platform, boom with rope winch, forklift and winch forks, as well as rental for customer orders with an internal crane operator.
Trust & reputation

ranQ Trust Score of BS Strohmeier AG: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 100% · As of October 2026

BS Strohmeier AG scores 81.3 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.78.324%
  • 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.77.410%
  • 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%
BS Strohmeier 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%
BS Strohmeier 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%
BS Strohmeier AG 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 35.28.64%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.0.04%
Qualifications+0.00

BS Strohmeier AG reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.7 out of 5 stars from 20 customer reviews. As of October 2026.

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

Reviews

Aggregated rating

Aggregated rating
4.7
of 5

Aggregated from 20 reviews across all connected sources

Sources
GGoogle4.720
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

November 21, 2019Media
«Das ist einfach der Lauf des Lebens»
zo-online.ch

Knowledge

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Location

Hier entsteht die Karte
Industriestrasse 5
8620 Wetzikon Zh 1
Opening hours
Mon
07:00 - 12:00, 13:00 - 17:00
Tue
07:00 - 12:00, 13:00 - 17:00
Wed
07:00 - 12:00, 13:00 - 17:00
Thu
07:00 - 12:00, 13:00 - 17:00
Fri
07:00 - 12:00, 13:00 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-106.375.083
Founded
1988 · 38 years
Last commercial register change
September 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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