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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,765 companies indexed · Last updated: today
DirectoryCrafts & TradesSpecialized Construction InstallationsRotkreuzNebsys GmbH
Nebsys GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Nebsys GmbH is the planning, installation, maintenance and repair of climate, refrigeration and heating systems, as well as the associated control technology for buildings. This also includes consulting and sales of products in these areas. The company offers comprehensive solutions for the areas of air conditioning, cooling, heating and ventilation, with the goal of achieving optimal room climate with minimal energy consumption and low environmental impact.

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Products & services

Industry:Specialized Construction Installations
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Nebsys GmbH

HVAC and refrigeration engineering
Climate, refrigeration and heating solutions for rooms, office buildings and industrial facilities; planning, sizing, installation, commissioning and service of air-conditioning systems and refrigeration systems.
Air-conditioning consultation & sales
Advisory on selecting suitable air-conditioning units and air-conditioning systems for apartments, offices, industrial facilities and server rooms; sizing based on room size, use, heat sources and budget.
Air-conditioning system installation
Professional installation of split air-conditioning units and complete air-conditioning systems for individual rooms or entire buildings, including site survey, mounting, commissioning and documentation.
Maintenance of HVAC & refrigeration systems
Annual maintenance of air-conditioning, refrigeration, ventilation and process cooling systems; cleaning, disinfection, leak checks, functional testing and maintenance contracts.
Repair of air-conditioning and refrigeration systems
Rapid fault rectification for air-conditioning and refrigeration systems with error diagnosis, procurement of spare parts, on-site repair and restoration according to manufacturer specifications.
Inspection of ventilation and air-conditioning systems
Initial acceptance tests and recurring inspections of ventilation and air-conditioning systems; hygiene inspections, safety inspections, energy inspections as well as building-regulation compliance checks and documentation.
Control and regulation technology (MSR)
Consulting, project planning, delivery, installation and programming of measuring, control and regulation technology for building automation, including documentation, electrical diagrams, commissioning and testing.
Trust & reputation

ranQ Trust Score of Nebsys 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

Nebsys 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%
Nebsys GmbH scores 82.0 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.97.712%
  • 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%
Nebsys GmbH 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%
Nebsys 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.

Knowledge

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Location

Riedstrasse 1
6343 Rotkreuz
Opening hours
Mon
07:00 - 17:00
Tue
07:00 - 17:00
Wed
07:00 - 17:00
Thu
07:00 - 17:00
Fri
07:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-477.621.788
Founded
2012 · 14 years
Last commercial register change
March 12, 2020
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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