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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryRetail & CommerceWholesale - Machinery & Technical EquipmentGeroldswilWeishaupt AG
Weishaupt AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

Weishaupt AG develops and manufactures heating systems for gas and oil, burners, heat pumps, solar collectors and storage/domestic hot water systems. The company also provides advisory and service offerings, information on subsidies and technical support for specialist installers.

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Offering

Products & services

Industry:Wholesale - Machinery & Technical Equipment
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4.1/5

Weishaupt AG

✓ Offered5
Heating systems for gas & oil
Condensing gas and oil heating systems for single- and multi-family homes, residential complexes, commercial and industrial premises; combinable with solar thermal, partly with integrated domestic hot-water heating.
Heat pumps & solar
Heat pumps with heat sources air, ground and water, as well as solar thermal collectors for domestic hot-water heating and heating support; also for large systems and system add-ons.
Burners
Gas, oil and dual-fuel burners for compact, medium and large applications; for buildings, industrial use and marine applications, available in different output ranges.
Storage & domestic hot-water systems
Energy storage tanks, domestic hot-water cylinders, solar storage tanks, combination cylinders and fresh-water stations for hot-water supply and as a supplement to heating systems.
Service services
Advisory services for modernization and new construction, support with product selection, funding information, as well as information material and service tools relating to heating.
Trust & reputation

ranQ Trust Score of Weishaupt AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 100% · As of October 2026

Weishaupt AG scores 56.8 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.31.324%
  • 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.87.310%
  • 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%
Weishaupt AG scores 94.3 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.90.07%
Weishaupt AG scores 86.7 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).86.722%
Weishaupt AG scores 50.0 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 35.100.04%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.0.04%
Qualifications+0.00

Weishaupt AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 3.4 out of 5 stars from 30 customer reviews. As of October 2026.

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

Reviews

Aggregated rating

Aggregated rating
3.4
of 5

Aggregated from 30 reviews across all connected sources

Sources
GGoogle3.430
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

June 20, 2020Media
Zu hochgesteckte Klimaziele? Was der Geschäftsführer der Weishaupt AG künftig erreichen will
limmattalerzeitung.ch

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Location

Chrummacherstrasse 8
8954 Geroldswil
Opening hours
Mon
07:30 - 17:00
Tue
07:30 - 17:00
Wed
07:30 - 17:00
Thu
07:30 - 17:00
Fri
07:30 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-105.853.789
Founded
1977 · 49 years
Last commercial register change
June 23, 2025
Employees
51 to 100
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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