ranQ
ranQ
ranQ
DirectoryIndustriesPlacesKnowledgeComparisonsSoon
Sign inCheck visibility
ranQHSG Startup LabelRecognised by the
HSG Startup Label

The leading AI company directory, built to boost AI visibility.

DEENFRIT
Product
  • Pricing
  • Directory
  • Industries
  • Trust Score
Company
  • About
  • Partner program
  • Contact
  • Legal
© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,904 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumberWinterthurWärmetec GmbH
Wärmetec GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Wärmetec GmbH provides heating and plumbing services. Its work includes planning, installing, maintaining and repairing heating systems and heat pumps, as well as plumbing installations and bathroom renovations.

AI-generated
Presence

Service area

Offering

Products & services

Industry:Plumber
LeadhubOutbound Leads by COHAGA

Looking for direct email addresses and phone numbers?

Leadhub delivers verified contact details and decision-makers from over 750,000 Swiss companies — management, procurement, marketing, HR.

Discover Leadhub
4.4/5

Wärmetec GmbH

✓ Offered8
Heating system renovations
Heating system renovations, replacement of heating systems and modernization of heating systems for older buildings and existing properties; planning, installation, commissioning, subsidy applications and coordination of all trades.
Heat pumps
Planning and installation of heat pumps, air-water, brine-water and indoor or outdoor placement; replacement of heating systems, commissioning, maintenance and subsidy contributions in the canton of Zurich.
Plumbing
Plumbing installations, plumbing repairs and plumbing service for new builds, renovations and emergencies; bathroom conversions, kitchen conversions, water softening, drain cleaning and installation of shower toilets.
Service / On-Call
24h on-call service for plumbing and heating; repairs, maintenance, burner combustion checks, emission measurements, heat pump and district heating service, and service contracts.
Energy consulting
Energy consulting for businesses and private clients; energy analysis, consumption optimization, energy-efficient building renovation, subsidy applications, energy monitoring and target agreements.
Facility service
Facility service and building management for HLKSE systems; technical building caretaker services, maintenance, repairs, renovation management, 24h on-call service, fault analysis and energy monitoring.
Solar systems
Planning and installation of photovoltaic systems; solar power self-consumption, power storage, Wallbox integration, subsidy contributions, approval process, as well as maintenance and repair.
New build / Renovation
Bathroom conversions, bathroom refurbishment and bathroom renovation as well as plumbing installations for new builds and renovations; potable water and wastewater installations, gas installations, heat pump boilers and vertical pipe refurbishment.
Trust & reputation

ranQ Trust Score of Wärmetec GmbH: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 96% · As of November 2026

Wärmetec GmbH scores 84.8 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.82.624%
  • 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.81.910%
  • 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%
Wärmetec GmbH scores 79.8 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.92.512%
  • 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%
Wärmetec GmbH scores 86.7 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).86.722%
Wärmetec GmbH scores 25.7 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 35.25.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Wärmetec GmbH reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.8 out of 5 stars from 24 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of November 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 24 reviews across all connected sources

Sources
GGoogle4.824
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

No knowledge articles yet

Once Wärmetec GmbH has claimed this profile, we'll publish editorial articles and case studies here together.

Get started
Comparisons

Wärmetec GmbH in comparison

Soon

Industry comparisons are coming soon

We're preparing industry comparisons that rank Wärmetec GmbH by reviews, experience and specialisations.

Is this your company?

Claim the company profile of Wärmetec GmbH to make its contact details visible. With a plan we additionally create and publish industry comparisons, articles and much more.

Secure profile

Location

Wülflingerstrasse 272
8408 Winterthur
Opening hours
Mon
24h
Tue
24h
Wed
24h
Thu
24h
Fri
24h
Sat
24h
Sun
24h

At a glance

Legal form
Limited Liability Company
UID
CHE-357.223.941
Founded
2014 · 12 years
Last commercial register change
May 30, 2025
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • ZHWinterthur
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.
88.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
    • Full methodology

    Similar companies

    HS
    Hanspeter Staub Heizungen
    Winterthur
    VH
    Vier Haustech GmbH
    Dietlikon
    WH
    WK Haustechnik GmbH
    Bassersdorf
    SH
    SAFIX Haustechnik GmbH
    Zurich
    SI
    SHL Installationen GmbH
    Volketswil
    ES
    Emil Schneiter, Zentralheizungen
    Wetzikon Zh
    SH
    Stillhart Haustechnik
    Rickenbach Zh
    W+
    Widmer + Partner Heizungen GmbH
    Thalwil