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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesSheet Metal WorkSirnachWAGA Spenglertechnik AG
WAGA Spenglertechnik AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Waga Spenglertechnik AG is the execution of sheet metal work, in particular the cladding of facades and roofs with fine sheet metal, as well as the provision of services in the field of metal processing, roof maintenance, lightning protection and monument preservation.

AI-generated
Offering

Products & services

Industry:Sheet Metal Work
✓ Offered10
Sheet metal works
Sheet metal works in the construction sector, decorative facade cladding and functional components made of fine sheet metal; processing using new materials and techniques.
Facades
Facades made of fine sheet metal, including technically demanding facade elements, insulating layers and material combinations for different visual and weather-related requirements.
Roofs
Fine sheet metal roofs, flat and barrel roofs, domes, gables and towers; architectural and functional roof solutions for new builds and existing buildings.
Lightning protection
Lightning protection systems for new builds and existing buildings, planned and installed as an integrated protection concept based on the Faraday cage principle.
Production of formed sheet metal parts
Prefabricated sheet metal and roofing elements, shaped, stamped, profiled and bent; semi-finished parts for facades and roofs, delivered ready for installation.
Roof dormers
Roof dormers from planning to installation, fully prefabricated in the workshop and installed on the roof in a short time.
Roof maintenance
Roof maintenance including inspection, cleaning, replacements and annual or requested inspection intervals, with a detailed condition report.
PREFA roofs
PREFA aluminium roofs, installed professionally and particularly lightweight, for weather- and storm-resistant roof coverings.
Churches and towers
Fine sheet metal cladding for churches, towers and domes with special requirements regarding safety, wind loads and detailed workmanship.
Heritage conservation
Restoration, repair and faithful re-creation of old sheet metal works using traditional craftsmanship techniques and extensive attention to detail.
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4.1/5

WAGA Spenglertechnik AG

Trust & reputation

ranQ Trust Score of WAGA Spenglertechnik AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

WAGA Spenglertechnik AG scores 63.1 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.78.124%
  • 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.49.510%
  • 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.35.08%
WAGA Spenglertechnik AG scores 89.3 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.70.07%
WAGA Spenglertechnik 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%
WAGA Spenglertechnik AG scores 42.9 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 35.42.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

WAGA Spenglertechnik AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 6 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 6 reviews across all connected sources

Sources
GGoogle56
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Pumpwerkstrasse 6a
8370 Sirnach
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 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-106.837.882
Founded
2009 · 17 years
Last commercial register change
May 26, 2026
Employees
11 to 20
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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