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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint747,212 companies indexed · Last updated: today
DirectoryCrafts & TradesFloor layerBaselSpaltenstein + Co.
Spaltenstein + Co. Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Spaltenstein + Co. is a painting contractor carrying out interior and exterior painting. Its services also include wallpapering, plastering, decorative finishes, floor coverings and façade insulation.

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Presence

Service area

Offering

Products & services

Industry:Floor layerPainter
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4.2/5

Spaltenstein + Co.

✓ Offered12
Painting work
Painting work for interiors and exteriors for flats, offices, administrations, single-family houses, apartment blocks and façades; also renovations, new builds and minor touch-ups.
Floor coverings
Floor covering work including sanding parquet, resealing or oiling it; laying prefinished parquet, laminate, click vinyl, linoleum, PVC and carpets, and cleaning carpets.
Wallpapering
Wallpapering with textured wallcovering (Rauhfaser), glass fibre fabric, structured wallpapers, Variovlies and patterned wallpapers; for surface design, durability and bridging cracks.
Decorative techniques
Decorative techniques with glazing, trowelling putty, sponge finishes, sanding lacquer, patination, wood and stone imitations as well as gilding for walls, furniture and doors.
Plastering work
Plastering work for smaller jobs as part of the painting business; for larger jobs, collaboration with a plastering and wall-tiling company and organisation from a single source.
Façade insulation
Façade insulation for energy-efficient refurbishment, including insulation of façades and window reveals in connection with façade renovations.
Crack repairs
Crack repairs on façade surfaces with sliding crack reinforcement, so that surfaces can then be painted or rendered again.
Concrete repairs
Concrete repairs using special coatings and concrete glazes to treat damaged or uneven concrete surfaces.
Mould remediation
Mould remediation including cause analysis, restoration of the affected areas and advice on structural measures and ventilation behaviour.
Tensioned ceilings
Tensioned ceilings for ceilings and also walls, quick to install without drying time and dust; also available with colours or individual prints.
Graffiti protection
Graffiti protection as a transparent coating, so that spray marks can be removed easily with a special remover and the protection lasts a long time.
Seamless bathrooms (AI-DO)
Seamless bathrooms with the AI-DO coating system as an alternative to conventional tiles, hygienic and usable in various shapes and colours.
Trust & reputation

ranQ Trust Score of Spaltenstein + Co.: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of November 2026

Spaltenstein + Co. scores 71.9 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.73.724%
  • 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.68.910%
  • 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.70.08%
Spaltenstein + Co. scores 84.8 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%
Spaltenstein + Co. 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%
Spaltenstein + Co. scores 13.4 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 35.13.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Spaltenstein + Co. reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.6 out of 5 stars from 14 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
4.6
of 5

Aggregated from 14 reviews across all connected sources

Sources
GGoogle4.614
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Feierabendstrasse 28
4051 Basel
Opening hours
Mon
07:30 - 12:00, 13:00 - 17:00
Tue
07:30 - 12:00, 13:00 - 17:00
Wed
07:30 - 12:00, 13:00 - 17:00
Thu
07:30 - 12:00, 13:00 - 17:00
Fri
07:30 - 12:00, 13:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
General Partnership
UID
CHE-105.949.811
Founded
2001 · 25 years
Last commercial register change
January 6, 2021
Employees
11 to 20

Active in 1 of 26 cantons

  • BSBasel-City
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.
79.0
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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