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 ServicesRegensdorfHesa Tech Keller
Hesa Tech Keller Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Hesa Tech Keller provides building services engineering including planning, installation and maintenance of sanitary, heating and ventilation systems. Services listed on the website include heat pumps, oil and gas heating, underfloor/radiator/ceiling heating, comfort ventilation with heat recovery, solar systems, rainwater reuse, CAD planning, cost estimates, expert assessments, repairs and service.

AI-generated
Offering

Products & services

Industry:Plumbing & Building Services
✓ Offered6
Sanitary installations
Sanitary systems for dry and wet construction, CAD planning, quotation preparation, expert assessments, cost evaluation, solar systems, rainwater use, water softeners, water activations, repairs as well as service and maintenance.
Heating systems
Heat pumps, oil and gas heating systems, floor, radiator and ceiling heating, CAD planning, quotation preparation, heat demand calculation, cost evaluation, expert assessments, repairs as well as service and maintenance.
Ventilation systems
Extract air fans and comfort ventilation with heat recovery for a suitable indoor climate.
Building-services planning and implementation
Advisory, planning and installation of building-services systems from solution finding through to implementation, also for bathroom renovations and larger developments.
Bathroom renovations
Renovation of bathrooms, including individual bathroom design, pre-wall installations and sanitary installation.
Sanitary installation work
Installation and execution of sanitary installations in single-family homes, multi-family homes and renovation projects.
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
No score yet

Hesa Tech Keller

Trust & reputation

ranQ Trust Score of Hesa Tech Keller

Trust Score

No score yet

x

A published score requires a data basis of at least 50% and data from at least two criteria groups other than identity. Missing evidence: Review quality, Review volume, Review recency, Media authority

Data basis 54% · As of October 2026

Hesa Tech Keller has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Hesa Tech Keller scores 57.0 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.50.012%
  • 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%
Hesa Tech Keller scores 83.3 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).83.322%
Hesa Tech Keller scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%

The data basis is 54%, below the threshold at which ranQ publishes a score. Evidence is missing for: Review quality, Review volume, Review recency, Media authority. As of October 2026.

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

Knowledge

No knowledge articles yet

Once Hesa Tech Keller has claimed this profile, we'll publish editorial articles and case studies here together.

Get started
Comparisons

Hesa Tech Keller in comparison

Soon

Industry comparisons are coming soon

We're preparing industry comparisons that rank Hesa Tech Keller by reviews, experience and specialisations.

Is this your company?

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

Secure profile

Location

Holenbachstrasse 55
8105 Regensdorf

At a glance

Legal form
Sole proprietorship
UID
CHE-383.363.602
Founded
2023 · 3 years
Last commercial register change
November 3, 2023
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.
67.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
    • Full methodology

    Similar companies

    VP
    Vier Plus Haustechnik GmbH
    Niederglatt Zh
    PG
    Peter GmbH
    Hedingen
    P&
    Peluso & Partner GmbH
    Elgg
    PZ
    Patrick Zuberbühler Heizung-Sanitär GmbH
    Zurich
    UA
    U. Aerne
    Kleinandelfingen
    MH
    Masa Haustechnik GmbH
    Volketswil
    VH
    Vögeli Haustechnik
    Dällikon
    KE
    Karl Erb Sanitär-Haustechnik AG
    Thalheim An Der Thur