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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumberDavos PlatzM. Kunz AG
M. Kunz AG Logo
Verified· 4 sourcesTrust Score
Summary

About the company

M. Kunz AG provides building technology services in heating, ventilation, air conditioning and plumbing. Its work includes consultation, planning, installation and maintenance for new builds, renovations and conversions.

AI-generated
Presence

Service area

Offering

Products & services

Industry:Plumber
✓ Offered8
Heating Technology
Heating system renovations, new installations and advice; wood heating, heat pumps, heat-pump boilers, district heating connections, bivalent heating, and gas/biogas and oil heating systems.
Ventilation and Air Conditioning Technology
Comfort ventilation, controlled residential ventilation, kitchen and bathroom exhaust systems, heat-recovery units, ventilation systems, air conditioning, and industrial and catering systems.
Plumbing Technology
Bathroom and kitchen refurbishments, wellness installations, water, wastewater, gas and compressed-air installations, water treatment, hot-water preparation, leak warning systems, and water-damage remediation.
Bathroom Renovation
Bathroom conversions, full renovations and new-bathroom planning with CAD and 3D visualisation, selection of sanitary fixtures, taps and spatial design.
Wellness Installations
Wellness installations, swimming pools and water-treatment systems as part of new installations and renovations for residential, commercial and public buildings.
Heating Service
24-hour on-call service, repairs, maintenance, sludge removal and flushing of heating systems, plus servicing and maintenance subscriptions for radiators, pumps and valves.
Ventilation Service
24-hour on-call service, equipment replacement, repairs, maintenance, and service subscriptions for ventilation and air-conditioning systems.
Bathroom Shop
Selection of sanitary and bathroom products for the bathroom, plus advice on choosing suitable fixtures and on spatial design.
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4.4/5

M. Kunz AG

Trust & reputation

ranQ Trust Score of M. Kunz AG: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 100% · As of November 2026

M. Kunz AG scores 95.8 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.94.424%
  • 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.95.08%
M. Kunz AG scores 80.4 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.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.55.07%
M. Kunz AG scores 88.3 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).88.322%
M. Kunz AG scores 24.3 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 35.48.64%
  • 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

M. Kunz AG reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 53 customer reviews. As of November 2026.

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

Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 53 reviews across all connected sources

Sources
GGoogle553
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

February 6, 2022Media
Wechsel in der Geschäftsführung der M. Kunz AG | Klosters - Saas i.P. - Serneus
vilan24.ch

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Location

Promenade 14
7270 Davos Platz
Opening hours
Mon
07:30 - 12:00, 13:30 - 17:00
Tue
07:30 - 12:00, 13:30 - 17:00
Wed
07:30 - 12:00, 13:30 - 17:00
Thu
07:30 - 12:00, 13:30 - 17:00
Fri
07:30 - 12:00, 13:30 - 16:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Branch
UID
CHE-417.272.715
Founded
2000 · 26 years
Last commercial register change
March 9, 2021
Employees
1 to 10
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.
76.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
    • Full methodology

    Active in 1 of 26 cantons · 1 municipality

    • GRDavos

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