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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryCrafts & TradesElectrical Planning & InstallationLachen SzLUMENSO AG
LUMENSO AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

LUMENSO AG provides building electrical engineering services, including electrical installations, building automation, and project planning and consulting for construction projects. The company also plans, installs, commissions and maintains electric vehicle charging infrastructure, including load-management and billing systems.

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Offering

Products & services

Industry:Electrical Planning & Installation
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4.0/5

LUMENSO AG

✓ Offered6
Electrical installations
Electrical installations in residential, commercial and industrial buildings; high-voltage systems, indoor and outdoor lighting, low-voltage systems, IT, network installations and renewable energy.
Building automation
Building automation and smart home solutions with lighting and shutter control, absence simulations, remote access, monitoring systems and tailor-made solutions.
Service / Maintenance
Repairs, conversions, extensions of existing systems, replacement of systems as well as maintenance and upkeep work for private and commercial customers.
Charging infrastructure
Charging infrastructures and electric charging stations for single-family homes, multi-family homes and commercial buildings; AC charging stations, load management systems, billing systems as well as commissioning and maintenance.
Project design
Conceptual design and detailed planning for electrical engineering; coordination of planning and implementation with specialist partners, taking into account availability and operational safety.
Advisory
Advisory on energy optimisation, sustainable electrical installations, quality control and energy management for individual and complex projects.
Trust & reputation

ranQ Trust Score of LUMENSO AG: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 54% · As of October 2026

LUMENSO 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%
LUMENSO AG scores 70.4 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.64.612%
  • 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%
LUMENSO AG 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%
LUMENSO AG scores 3.1 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 35.3.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

LUMENSO AG reaches a ranQ Trust Score of 4.0 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

Marktstrasse 26
8853 Lachen Sz

At a glance

Legal form
Corporation
UID
CHE-223.876.872
Founded
2021 · 5 years
Last commercial register change
March 12, 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.
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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