ranQ
ranQ
ranQ
DirectoryIndustriesPlacesKnowledgeComparisonsSoon
Sign inCheck visibility
ranQHSG Startup LabelRecognised by the
HSG Startup Label

The leading AI company directory, built to boost AI visibility.

DEENFRIT
Product
  • Pricing
  • Directory
  • Industries
  • Trust Score
Company
  • About
  • Partner program
  • Contact
  • Legal
© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint746,952 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureSpecialist foundation engineeringGrenchenBau Schön GmbH
Bau Schön GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Bau Schön GmbH carries out painting and plastering work, construction supervision, conversions and renovations of older buildings. Its services also include creative interior design with colour advice, floor installation, demolition and repairs.

AI-generated
Presence

Service area

Offering

Products & services

Industry:Specialist foundation engineering
LeadhubOutbound Leads by COHAGA

Looking for direct email addresses and phone numbers?

Leadhub delivers verified contact details and decision-makers from over 750,000 Swiss companies — management, procurement, marketing, HR.

Discover Leadhub
3.6/5

Bau Schön GmbH

✓ Offered6
Painting and plastering work
Interior and exterior painting, plastering work, dry lining, wall and ceiling plastering, textured finishes, insulation and colour advice.
Construction management
On-site construction management, coordination of work steps, permit handling and control of processes for smooth project delivery.
Conversions and renovations
Conversions and old-building renovations for long-term projects, with planning, environmentally compatible products and work on existing residential properties.
Floor coverings
Installation of floor coverings of all kinds, including parquet, cork, laminate, linoleum, PVC and vinyl, loose-laid, floating or glued.
Demolition work
Demolition work with feasibility checks, structural assessment, environmentally compliant disposal and removal of hazardous or contaminated materials.
Repairs
Repair, maintenance and restoration service while occupants remain on site, with attention to privacy, daily routines and protection of the home and interior.
Trust & reputation

ranQ Trust Score of Bau Schön GmbH: 3.6 out of 5.0

Trust Score3.6/ 5.0

Solid

x

Data basis 96% · As of November 2026

Bau Schön GmbH scores 49.8 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.68.224%
  • 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.17.610%
  • 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%
Bau Schön GmbH scores 65.0 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.58.012%
  • 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.55.07%
Bau Schön GmbH scores 86.7 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).86.722%
Bau Schön GmbH scores 5.1 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 35.5.14%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Bau Schön GmbH reaches a ranQ Trust Score of 3.6 out of 5.0 — rated «Solid». The rating draws, among other things, on 5.0 out of 5 stars from 1 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
5
of 5

Aggregated from 1 reviews across all connected sources

Sources
GGoogle51
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

No knowledge articles yet

Once Bau Schön GmbH has claimed this profile, we'll publish editorial articles and case studies here together.

Get started
Comparisons

Bau Schön GmbH in comparison

Soon

Industry comparisons are coming soon

We're preparing industry comparisons that rank Bau Schön GmbH by reviews, experience and specialisations.

Is this your company?

Claim the company profile of Bau Schön GmbH to make its contact details visible. With a plan we additionally create and publish industry comparisons, articles and much more.

Secure profile

Location

Burgweg 32
2540 Grenchen
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
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-261.506.407
Founded
2022 · 4 years
Last commercial register change
August 28, 2025
Employees
1 to 10

Active in 1 of 26 cantons · 1 municipality

  • SOGrenchen
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

    Similar companies

    HS
    h. strahm baugeschäft gmbh
    Grenchen
    BA
    BETONCOUPE AG WEST, Zweigniederlassung in Grenchen
    Grenchen
    SG
    Sibarelli Group GmbH
    Zuchwil
    DF
    Daku Fassadenbau GmbH
    Schönenwerd
    MB
    MK Bau Team GmbH
    Gerlafingen
    SB
    Schaad Bodenbeläge GmbH
    Biberist
    VF
    VAP Fassadenbau GmbH
    Oensingen
    BG
    BD-Tech GmbH
    Lostorf