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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint747,212 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding services engineerGossau ZhAL Planung AG
AL Planung AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

AL Planung AG plans building services, with a focus on heating, ventilation, air conditioning and plumbing systems. Its services include consulting, energy and systems planning, cost estimates, tendering, detailed design and overall coordination.

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Service area

Offering

Products & services

Industry:Building services engineer
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AL Planung AG

✓ Offered6
Building Services Planning (HVACSE)
Planning and calculation of building services systems with CAD and IT support, from preliminary studies and concept design through execution planning to commissioning and as-built documentation.
Consulting, Cost Estimation and Tendering
Consulting, cost estimation, tendering and quotation comparison for building services systems, aligned with preliminary studies, concept design and subsequent planning.
Overall Coordination and Acceptance
Overall coordination of trades plus acceptance and technical handover of building services systems, including execution coordination and documentation.
Heating System Design
Design of heating systems with energy consulting, combustion systems, heat pumps, heat recovery and thermal solar systems.
Ventilation and Climate Control Design
Design of ventilation and climate systems for sanitary-room, kitchen and cellar exhaust, balanced ventilation and underground car-park extraction.
Sanitary and Plumbing Design
Design of sanitary systems with drainage and sewer concepts, rainwater use, supply concepts and water treatment.
Trust & reputation

ranQ Trust Score of AL Planung AG

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 November 2026

AL Planung AG 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%
AL Planung AG scores 53.4 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.25.012%
  • 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%
AL Planung AG scores 85.0 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).85.022%
AL Planung AG 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 November 2026.

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

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Location

Industriestrasse 39
8625 Gossau Zh

At a glance

Legal form
Corporation
UID
CHE-396.433.502
Founded
2025 · 1 year
Last commercial register change
September 29, 2025
Employees
1 to 10

Active in 1 of 26 cantons

  • ZHZurich
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.
100.0
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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