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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding ConstructionLausanneCEMAEG Sàrl
CEMAEG Sàrl Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of CEMA-Group is to provide services in the construction and real estate industry, particularly in Switzerland. Specifically, this includes: General contracting (Entreprise Générale), Building and civil engineering (Constructions, Rénovations, Génie civil, Maçonnerie, Terrassement), Exterior installations and landscaping (Aménagements extérieurs), Demolition and dismantling work (Démolition), Planning and implementation of residential, commercial and renovation projects. The company thus offers comprehensive solutions for the planning, execution and management of construction projects in Switzerland.

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Products & services

Industry:Building Construction
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3.9/5

CEMAEG Sàrl

Building Maintenance
General Contractors
Site Preparation
Masonry Work
✓ Offered8
General contractor
General contractor for residential and commercial projects, from coordination through to complete execution of the work; managing building sites and renovations from start to finish.
Real estate construction
Construction of real estate projects, including residential and commercial realizations mentioned on the site, with monitoring of the work and on-site execution.
Renovations
Renovations of buildings and real estate properties, with complete execution of the work and taking charge of projects mentioned as residential and commercial.
Civil engineering
Civil engineering for infrastructure, including construction of infrastructure works and installation of pipe and utility infrastructures.
Masonry
Masonry for construction work, integrated into site activities and building realizations.
Earthworks
Earthworks for building sites, with installation of pipe and utility infrastructures.
External works
External works, including construction of infrastructure and the paving works mentioned on the site.
Demolition
Demolition of structures as part of construction and renovation work.
Trust & reputation

ranQ Trust Score of CEMAEG Sàrl: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 54% · As of October 2026

CEMAEG Sàrl 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%
CEMAEG Sàrl scores 65.3 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.50.012%
  • 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.70.07%
CEMAEG Sàrl 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%
CEMAEG Sàrl scores 0.3 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 35.0.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

CEMAEG Sàrl reaches a ranQ Trust Score of 3.9 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

Chemin de Mornex 3
1003 Lausanne

At a glance

Legal form
Limited Liability Company
UID
CHE-347.316.802
Founded
2023 · 3 years
Last commercial register change
December 16, 2025
Employees
11 to 20
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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