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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTechnical Consulting & EngineeringVitznauHaustechnik Planungen Philipp Zimmermann GmbH
Haustechnik Planungen Philipp Zimmermann GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Haustechnik Planungen Philipp Zimmermann GmbH is the planning and consulting of building technology systems, particularly in the areas of plumbing, heating and ventilation, for various types of buildings such as single-family homes, multi-family homes, residential complexes, renovations, conversions, refurbishments and office and commercial buildings.

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Offering

Products & services

Industry:Technical Consulting & Engineering
✓ Offered3
Heating & Ventilation
Design, cost estimates, quotations, expert assessments, bills of quantities and specialist site supervision for heating and ventilation systems; listed as services with a partner office from Emmenbrücke.
General HLS services
HLS design, HLKSE coordination as well as specialist site supervision, acceptance and inspections for building-services projects.
Planning
Planning for sanitary, ventilation and controlled residential ventilation; reference examples for single-family houses and spring water supply.
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4.0/5

Haustechnik Planungen Philipp Zimmermann GmbH

Trust & reputation

ranQ Trust Score of Haustechnik Planungen Philipp Zimmermann GmbH: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

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Data basis 54% · As of October 2026

Haustechnik Planungen Philipp Zimmermann GmbH 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.
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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%
Haustechnik Planungen Philipp Zimmermann GmbH scores 74.1 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.79.212%
  • 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%
Haustechnik Planungen Philipp Zimmermann GmbH scores 83.3 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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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%
Haustechnik Planungen Philipp Zimmermann GmbH scores 3.1 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.3.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Haustechnik Planungen Philipp Zimmermann GmbH reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, 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.

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Location

Seestrasse 45
6354 Vitznau

At a glance

Legal form
Limited Liability Company
UID
CHE-321.388.674
Founded
2018 · 8 years
Last commercial register change
July 12, 2018
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.88.06%
  • 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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