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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryCrafts & TradesPainting & PlasteringSt. GallenMalerhandwerk Keller AG
Malerhandwerk Keller AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The company Malerhandwerk Keller AG is a painting company specializing in the execution of painting work, color design and color design. The core activity of the company includes giving rooms, buildings and surfaces a personal character by applying colors and creating individual color worlds. The company offers its services to private and business customers and has a qualified painting team.

AI-generated
Offering

Products & services

Industry:Painting & Plastering
✓ Offered9
Colour and material consulting
Custom colour and material concepts, advice on colours, materials, techniques and surfaces; coordination with requirements, rooms and suitable implementation in the colour showroom.
Painting work
Painting and plastering indoors and outdoors, implementation of interior and building design with clean and efficient workmanship.
Lacquering work
Lacquering of interior and exterior surfaces as well as components as part of painting, renovation and design work.
Wallpapering
Consulting and professional wallpaper installation with current collections, from traditional to decorative wallpapers and designs.
Decorative painting
Film and stencil techniques, gilding, marbling and wood-graining of objects or building elements; design of new surfaces.
Heritage conservation
Painting and craft work on listed buildings, both indoors and outdoors, taking into account the specifications for colours, materials and techniques.
Custom surface finishing
Custom processing of surfaces with special finishes such as genuine metal coatings, lime putty trowelling and marble plaster.
Healthy living
Product selection with environmentally compatible and child-friendly colours and materials for rooms focused on wellbeing.
Colour showroom
Consulting room and showroom for choosing colours and materials, sample comparison, collections, direct ordering of paints and access to an online shop for colours, wallpapers and home accessories.
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4.3/5

Malerhandwerk Keller AG

Trust & reputation

ranQ Trust Score of Malerhandwerk Keller AG: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of October 2026

Malerhandwerk Keller AG scores 76.5 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.85.024%
  • 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.77.410%
  • 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.50.08%
Malerhandwerk Keller AG 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%
Malerhandwerk Keller AG 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%
Malerhandwerk Keller AG scores 37.1 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 35.37.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Malerhandwerk Keller AG reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.9 out of 5 stars from 20 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
4.9
of 5

Aggregated from 20 reviews across all connected sources

Sources
GGoogle4.920
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Kolosseumstrasse 25a
9008 St. Gallen
Opening hours
Mon
07:30 - 12:00, 13:00 - 17:30
Tue
07:30 - 12:00, 13:00 - 17:30
Wed
07:30 - 12:00, 13:00 - 17:30
Thu
07:30 - 12:00, 13:00 - 17:30
Fri
07:30 - 12:00, 13:00 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-115.856.039
Founded
2010 · 16 years
Last commercial register change
July 8, 2021
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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