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

About the company

Bunjaku GmbH provides services in heating technology, refrigeration technology, plumbing, gas, water systems and renewable energy. The company handles planning, installation, maintenance and repair of systems and also offers a 24-hour emergency on-call service.

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Offering

Products & services

Industry:Plumbing & Building ServicesSpecialized Construction InstallationsSolar & Photovoltaics
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3.4/5

Bunjaku GmbH

✓ Offered5
Heating Engineering
Installation, maintenance and repair of heating systems, plus heating solutions for residential, commercial and industrial properties.
Refrigeration Technology
Planning, installation and maintenance of refrigeration systems and cooling systems for commercial, industrial and private use.
Plumbing Installations
Installation, repair and maintenance of sanitary systems, fixtures and piping, plus bathroom renovations.
Water Technology
Installation, maintenance and repair of water treatment systems, water softeners, reverse osmosis systems, pumps, filters and swimming pool technology.
On-Call Service and Maintenance
24-hour on-call service for faults and emergencies, plus installation, maintenance and repair of equipment.
Trust & reputation

ranQ Trust Score of Bunjaku GmbH: 3.4 out of 5.0

Trust Score3.4/ 5.0

Solid

x

Data basis 54% · As of October 2026

Bunjaku 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.
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%
Bunjaku GmbH scores 40.1 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.0.012%
  • 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%
Bunjaku GmbH 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%
Bunjaku GmbH scores 0.6 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 35.0.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Bunjaku GmbH reaches a ranQ Trust Score of 3.4 out of 5.0 — rated «Solid». 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.

Knowledge

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Comparisons

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Location

Mühlackerstrasse 112
8046 Zurich

At a glance

Legal form
Limited Liability Company
UID
CHE-296.488.448
Founded
2026 · 0 years
Last commercial register change
August 4, 2026
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.
88.0
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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