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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryReal EstateProperty ManagementGiffersHasenholz AG
Hasenholz AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of WT Wärmetausch Technologien AG is the development, manufacture and distribution of heat exchangers, including various types such as plate heat exchangers, screwed heat exchangers, soldered heat exchangers, tube heat exchangers, spiral tube heat exchangers, tube bundle heat exchangers, liquid collectors, air heat exchangers, lamella heat exchangers, coolers, special heat exchangers, P-Line heat exchangers, wastewater heat exchangers, hot gas heat exchangers and revisions of heat exchangers.

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Products & services

Industry:Property Management
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Hasenholz AG

✓ Offered12
Distribution of heat exchangers
Distribution of plate, tube, air and special heat exchangers for various applications; with in-stock inventory for short delivery times and custom selection.
Maintenance, repair and inspection of heat exchangers
Maintenance, repair and inspection of heat exchangers, including cleaning, re-gasketing and disassembly for inspections and service work.
Technical consulting and planning
Technical consulting and planning of heat exchanger solutions from the first idea to implementation, tailored to the specific application.
Custom heat exchanger solutions
Custom heat exchanger solutions for chemical, food, building services and mechanical engineering, adapted to the respective industry and requirement profiles.
Gasketed plate heat exchangers
Modular, bolted plate heat exchangers for numerous applications in heating, system separation, domestic hot water, district heating, solar applications and industrial processes.
Brazed heat exchangers
Compact, pressure-tight brazed heat exchangers for heating, air conditioning, refrigeration, district heating, solar and machine applications as well as domestic hot water heating.
Shell-and-tube heat exchangers
Shell-and-tube heat exchangers with a large range of materials for chemistry, process engineering, food, heating, refrigeration, compressed-air cooling, evaporators and condensers.
Spiral-tube heat exchangers
Spiral-tube heat exchangers for steam, hot water, district heating and swimming pool applications; compact design with high thermal performance.
Fin heat exchangers
Fin heat exchangers for heating and cooling air with water, refrigerant, brine, steam or oils; for heating, ventilation and refrigeration technology.
Recooler
Recoolers with condenser and air evaporator for cooling and condensation applications; various fan sizes, power ranges and designs.
P-Line heat exchangers
Special heat exchangers for pharma, biotech, food, beverage and dairy industries with media separation and high requirements for cleanliness.
Wastewater heat exchangers
Wastewater heat exchangers for container fabrication, chemical and food sectors, fish farming and industrial plant construction; designed for easy cleaning and low buildup.
Trust & reputation

ranQ Trust Score of Hasenholz AG: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Hasenholz AG scores 71.1 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.74.424%
  • 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.88.08%
Hasenholz 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%
Hasenholz 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%
Hasenholz AG scores 40.0 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 35.40.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Hasenholz AG reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.8 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
4.8
of 5

Aggregated from 6 reviews across all connected sources

Sources
GGoogle4.86
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Hasenholz 38
1735 Giffers
Opening hours
Mon
07:30 - 11:45, 13:00 - 17:00
Tue
07:30 - 11:45, 13:00 - 17:00
Wed
07:30 - 11:45, 13:00 - 17:00
Thu
07:30 - 11:45, 13:00 - 17:00
Fri
07:30 - 11:45, 13:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-112.145.812
Founded
2004 · 22 years
Last commercial register change
July 18, 2025
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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