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

About the company

OMF Bau AG carries out plastering, interior and exterior painting, façade work, drywall (dry construction) as well as renovations and refurbishments. The company provides project management, planning and execution for conversion, renovation and new-build projects and implements environmentally conscious materials and practices.

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Products & services

Industry:Painting & Plastering
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4.1/5

OMF Bau AG

✓ Offered5
Plastering work
Plastering work for walls and ceilings, carried out indoors and outdoors, with clean surfaces and base work for construction, conversion and renovation projects.
Interior and exterior painting
Painting work for interiors and façades, with execution for new-build, conversions and renovation projects, as well as surfaces with a new colour finish.
Façade work
Façade work and façade renewals to protect buildings and restore their appearance, including work on existing façades.
Drywall construction
Drywall construction for flexible room layouts, interior fit-outs and conversions, planned and carried out with care for residential and construction projects.
Renovations and refurbishments
Renovations and refurbishments for indoor and outdoor areas, including conversions, full refurbishments and sustainable property renewal.
Trust & reputation

ranQ Trust Score of OMF Bau AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 96% · As of October 2026

OMF Bau AG scores 78.4 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.84.124%
  • 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.65.210%
  • 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.78.08%
OMF Bau AG scores 70.4 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.64.612%
  • 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%
OMF Bau AG scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
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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%
OMF Bau AG scores 2.9 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 35.2.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

OMF Bau AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 12 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 12 reviews across all connected sources

Sources
GGoogle512
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Ulmenweg 5
9445 Rebstein
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 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-388.811.772
Founded
2021 · 5 years
Last commercial register change
November 9, 2021
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.
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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