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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumbing & Building ServicesWinterthurFiorentino Haustechnik GmbH
Fiorentino Haustechnik GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Fiorentino Haustechnik GmbH is the provision of services in the field of building technology, particularly in the areas of sanitary work (70%), heating technology (20%) and ventilation technology (10%). This also includes planning, design, estimate creation and the execution of work in the field of renewable energy.

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Products & services

Industry:Plumbing & Building Services
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4.1/5

Fiorentino Haustechnik GmbH

✓ Offered5
Plumbing work
Plumbing work for minor services, bathroom renovations, as well as major, new and conversion projects; including plumbing installations and related work in the construction and building services sector.
Heating engineering
Heating engineering for minor services, bathroom renovations, as well as major, new and conversion projects; including planning, quotations and work related to heating systems.
Ventilation engineering
Ventilation engineering for new, conversion and service projects; including controlled home ventilation and other building services work.
Planning and project design
Planning and project design for building services work; including preparing quotations and technical documentation for plumbing, heating and ventilation projects.
Service and minor service
Service assignments and minor service for building services systems; from smaller repairs to ongoing service visits in existing buildings.
Trust & reputation

ranQ Trust Score of Fiorentino Haustechnik GmbH: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Fiorentino Haustechnik 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%
Fiorentino Haustechnik GmbH scores 86.7 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.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%
Fiorentino Haustechnik 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%
Fiorentino Haustechnik GmbH scores 2.9 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 35.2.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Fiorentino Haustechnik GmbH reaches a ranQ Trust Score of 4.1 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

St. Gallerstrasse 346
8409 Winterthur

At a glance

Legal form
Limited Liability Company
UID
CHE-112.441.558
Founded
2005 · 21 years
Last commercial register change
December 13, 2013
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.
88.0
6%
  • 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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