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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumbing & Building ServicesVispGattlen Engineering AG
Gattlen Engineering AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Gattlen Engineering AG provides building services engineering focused on heating, ventilation, air conditioning, solar energy (thermal and photovoltaic), renovation and integrated building-technology planning.

AI-generated
Offering

Products & services

Industry:Plumbing & Building Services
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Gattlen Engineering AG

✓ Offered8
Heating
Sustainable heating solutions for new builds and replacements, including planning, installation and service; heat pumps, photovoltaics, wood heating systems and smart energy systems.
Ventilation
Modern ventilation systems for single-family homes, multi-family houses, industrial buildings, hotels, restaurants and commercial premises; plus cleaning, humidity measurement, protective-room ventilation and scenting.
Electrical planning & installation
Electrical installations for new builds, conversions and renovations; sockets, lighting, distribution boards, smart home, PV connection, electrical inspections and building automation.
Air conditioning
Air conditioning systems for comfortable temperatures and ideal humidity; planning and installation of energy-efficient solutions, including legally compliant design and PV support.
Building services planning
Comprehensive building services planning for new builds, renovations and adjustments; consulting, coordination of all trades and lighting design.
Permits & subsidies
Support with permits, funding programmes, GEAK, fire protection, building analysis, Minergie and radon measurements; including documents, proofs and submission.
Customer service
24/7 customer service for faults, emergencies, repairs, commissioning and maintenance; quick help from on-call technicians and tailored maintenance offers.
Solar
Solar systems and photovoltaics for clean energy from your own roof; planning, potential analysis, storage solutions, installation with partners and thermography.
Trust & reputation

ranQ Trust Score of Gattlen Engineering AG: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of October 2026

Gattlen Engineering AG scores 85.8 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.82.424%
  • 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.100.010%
  • 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.78.08%
Gattlen Engineering AG scores 63.4 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.39.612%
  • 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%
Gattlen Engineering 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%
Gattlen Engineering AG scores 100.0 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: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Gattlen Engineering 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 66 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
4.7
of 5

Aggregated from 66 reviews across all connected sources

Sources
GGoogle4.766
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Wehreyering 45
3930 Visp
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-284.032.604
Founded
2024 · 2 years
Last commercial register change
December 30, 2024
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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