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
  • Contact
  • Legal
© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumbing & Building ServicesKlotenHans Spillmann AG
Hans Spillmann AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Hans Spillmann AG is the planning, installation and maintenance of building technology systems, particularly in the areas of heating, ventilation and cooling. This includes the conception and realization of heat pumps, comfort ventilation systems, refrigeration systems and other building technology systems for single-family and multi-family homes as well as complex buildings. The company also offers consulting, renovation and service, including 24-hour emergency service.

AI-generated
Offering

Products & services

Industry:Plumbing & Building Services
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
3.8/5

Hans Spillmann AG

Specialized Construction Installations
✓ Offered6
Building services
Planning, implementation and maintenance of all building services for single- and multi-family homes as well as commercial buildings; heating, ventilation, refrigeration and overall coordination.
Engineering
Planning, energy concepts, renovations and consulting for building-services projects; including on-site meetings and project coordination.
Installation of heating, ventilation and refrigeration systems
Project execution for heating, energy recovery, heat pumps, comfort ventilation and refrigeration systems, from planning to installation.
Service and maintenance
24-hour emergency service, service contracts, maintenance and repairs for existing building services and systems.
Renovation and modernization of building services
Renovations and modernizations of single- and multi-family homes, in particular for outdated building services and heat generation.
Heat pumps
HS heat pumps as an in-house solution produced in Switzerland for existing buildings; energy-efficient, quiet and easy to integrate.
Trust & reputation

ranQ Trust Score of Hans Spillmann AG: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of October 2026

Hans Spillmann AG scores 44.5 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.40.624%
  • 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.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.50.08%
Hans Spillmann 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%
Hans Spillmann 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%
Hans Spillmann AG scores 17.1 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 35.17.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Hans Spillmann AG reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 3.0 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
3
of 5

Aggregated from 6 reviews across all connected sources

Sources
GGoogle36
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

No knowledge articles yet

Once Hans Spillmann AG has claimed this profile, we'll publish editorial articles and case studies here together.

Get started
Comparisons

Hans Spillmann AG in comparison

Soon

Industry comparisons are coming soon

We're preparing industry comparisons that rank Hans Spillmann AG by reviews, experience and specialisations.

Is this your company?

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

Secure profile

Location

Kirchgasse 33
8302 Kloten

At a glance

Legal form
Corporation
UID
CHE-105.835.283
Founded
1976 · 50 years
Last commercial register change
May 28, 2026
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

    Similar companies

    CH
    Cavegn Haustechnik
    Zurich
    HG
    HeizHirsch GmbH
    Stäfa
    IH
    IVASTO Heizungen GmbH
    Zurich
    VH
    Vier Haustech GmbH
    Dietlikon
    WH
    WK Haustechnik GmbH
    Bassersdorf
    KG
    Karakas Gebäudetechnik
    Dietikon
    SH
    Stillhart Haustechnik
    Rickenbach Zh
    EA
    Elge AG
    Wetzikon Zh