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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureInterior ConstructionBaselMALEX BAU GMBH
MALEX BAU GMBH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Malex Bau GmbH is the provision of construction services, in particular: construction supervision, new buildings, conversions, renovations, painting work, plastering work, and flooring. The company thus offers comprehensive services in the construction sector, from planning to the execution of construction projects.

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Products & services

Industry:Interior Construction
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MALEX BAU GMBH

✓ Offered
8
Construction supervision
Construction supervision for new-build and conversion projects, coordination of all trades involved, planning of the next steps, and support from start to completion.
New builds and renovations
Execution of new builds and renovations, adaptation of existing structures, implementation of individual special requests, and professional workmanship with schedule-compliant planning.
Painting work
Interior and exterior coatings, colour concepts, renovation work and mould treatments using preservative-free products and selected colours.
Plastering work
Smooth walls and ceilings, drywall work and wet plastering for new builds and renovations in both indoor and outdoor areas.
Facade works
Renovation, protection and design of façades, along with work to protect against weather effects and to maintain a building’s value.
Flooring
Installation of vinyl floors, parquet flooring and country-style boards for new builds and renovations, with proper subfloor preparation and precise workmanship.
Demolition work
Safe and efficient demolition work with proper disposal of materials and structured execution as preparation for new construction projects.
Cleaning
Construction cleaning, final cleaning for apartment handovers, and cleaning services for private clients after construction work until handover in move-in-ready condition.
Trust & reputation

ranQ Trust Score of MALEX BAU GMBH: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of October 2026

MALEX BAU GMBH scores 53.8 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
x
CriterionValueWeight
  • Review quality: The average rating across all connected sources, smoothed against the industry mean. So 5.0 stars from three reviews do not outrank 4.7 from three hundred.70.824%
  • Review volume: The number of reviews across all sources. The scale is logarithmic: the first reviews count the most, and the maximum is reached at 50 reviews.27.910%
  • Review recency: The age of the most recent review. Two-year-old reviews deliberately sit in the middle, because that is normal for Swiss SMEs. Only after three years without a new voice does the value drop markedly.35.08%
MALEX BAU GMBH scores 77.2 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.86.512%
  • 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%
MALEX BAU 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%
MALEX BAU GMBH scores 0.9 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 35.0.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

MALEX BAU GMBH reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 2 customer reviews. The data basis is 96%, 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.

Reviews

Aggregated rating

Aggregated rating
5
of 5

Aggregated from 2 reviews across all connected sources

Sources
GGoogle52
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

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Location

Lange Gasse 28
4052 Basel
Opening hours
Mon
07:00 - 18:00
Tue
07:00 - 18:00
Wed
07:00 - 18:00
Thu
07:00 - 18:00
Fri
07:00 - 18:00
Sat
08:00 - 16:00
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-189.653.256
Founded
2016 · 10 years
Last commercial register change
May 20, 2022
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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