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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryCrafts & TradesPlumbing & Building ServicesSt. Gallenplansync GmbH
plansync GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of plansync GmbH is the planning and coordination of building technology HLKS (heating, ventilation, air conditioning, sanitation) as well as the overall coordination of HLKS+E (heating, ventilation, air conditioning, sanitation and electrical engineering).

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Products & services

Industry:Plumbing & Building Services
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plansync GmbH

6
Building services HLKS
Planning, calculations and acceptance of all building services HLKS; building permit, concept, tender and execution plans, specialist construction management, as well as consulting and project support.
Spatial overall coordination HLKS+E
Spatial overall coordination for HLKS+E projects to align building services and their interfaces within the building.
Heating design
Preparation of all heating plans and calculations, including building permit plans for heat pumps, concept plans, tender and execution plans, as well as specialist construction management.
Ventilation design
Preparation of all ventilation plans and calculations, including building permit plans for TG ventilation, concept plans, tender and execution plans, as well as specialist construction management.
Sanitary design
Preparation of all sanitary plans and calculations, including building permit plans for main service pipes, concept plans, tender and execution plans, as well as specialist construction management.
Expert reports, expert opinions and studies
Expert reports, expert opinions and studies for heating, ventilation and sanitary projects, complemented by consulting and project support.
Trust & reputation

ranQ Trust Score of plansync GmbH

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

plansync 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%
plansync GmbH scores 57.1 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.39.612%
  • 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%
plansync 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%
plansync GmbH 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.

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Location

Oberstrasse 62
9000 St. Gallen

At a glance

Legal form
Limited Liability Company
UID
CHE-253.417.434
Founded
2024 · 2 years
Last commercial register change
May 28, 2024
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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