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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding ConstructionBadenMäder AG Bauunternehmen
Mäder AG Bauunternehmen Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Mäder AG is the execution of demolition and construction work as a construction company.

AI-generated
Offering

Products & services

Industry:Building ConstructionBuilding Maintenance
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4.1/5

Mäder AG Bauunternehmen

Flooring & Tiling
✓ Offered9
Conversion and Renovation
Conversions and renovations for smaller work, renovations of all kinds and client-specific jobs; coordination of the entire conversion with one contact person and supervision of all subcontractors.
Concrete and Façade Restoration
Concrete and façade restorations for protecting and restoring the building fabric; concrete works, building protection, façade maintenance and energy-efficient refurbishment.
Plastering Works
Plastering work indoors and outdoors, drywall construction, plasterboard walls, stud walls and suspended ceilings; also repair and refurbishment works.
Kitchen and Bathroom Conversions
Kitchen and bathroom conversions for functional rooms and living areas; from planning to moving in with a fixed point of contact.
Drilling and Milling
Drilling and milling in concrete and masonry for precise openings; clean solutions with modern drilling and milling technology and reduced noise and dirt impact.
Natural Stone Walls, Walkways and Squares
Natural stone walls, walkways and squares for outdoor areas; walls, seating and resting areas, garage entrances, terraces and edging.
Sewer Systems
Manhole and sewer rehabilitation as well as repair, restoration and expansion of sewer systems; if required, open construction methods and work within the sewer system.
Fire Stopping
Certified fire stopping for structural fire protection; tested materials, professional installation and code-compliant protection.
Screw Foundations
Screw foundations for stable and sustainable footings; suitable for houses, halls, containers, carports, terraces and various subsoils.
Trust & reputation

ranQ Trust Score of Mäder AG Bauunternehmen: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

Mäder AG Bauunternehmen scores 67.0 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.67.624%
  • 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.63.210%
  • 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.70.08%
Mäder AG Bauunternehmen scores 89.3 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.100.012%
  • 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%
Mäder AG Bauunternehmen 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%
Mäder AG Bauunternehmen scores 17.1 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 35.17.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Mäder AG Bauunternehmen reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 4.4 out of 5 stars from 11 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
4.4
of 5

Aggregated from 11 reviews across all connected sources

Sources
GGoogle4.411
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Dynamostrasse 9
5400 Baden
Opening hours
Mon
07:30 - 12:00, 13:30 - 17:30
Tue
07:30 - 12:00, 13:30 - 17:30
Wed
07:30 - 12:00, 13:30 - 17:30
Thu
07:30 - 12:00, 13:30 - 17:30
Fri
07:30 - 12:00, 13:30 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-107.869.287
Founded
1944 · 82 years
Last commercial register change
July 28, 2026
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.
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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