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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding MaintenanceBaarBau und Sanierungen Lorenz GmbH
Bau und Sanierungen Lorenz GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Bau und Sanierungen Lorenz GmbH is the execution of conversion and renovation work, particularly in the areas of dry construction, painting, plastering and facade renovation, as well as in building maintenance, demolition and disposal.

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Products & services

Industry:Building MaintenanceSite Preparation
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3.8/5

Bau und Sanierungen Lorenz GmbH

Painting & Plastering
✓ Offered7
Conversion and renovations
Conversion and renovation work for residential and commercial buildings, with solutions in drywall, painting work, plastering work and facade restorations.
Building maintenance
Building maintenance for properties, including ongoing upkeep as part of conversion, renovation and restoration projects.
Demolition and disposal
Demolition and disposal services in connection with conversion, renovation and restoration projects.
Drywall construction
Drywall construction for conversions and renovations, as part of interior fit-out and restoration solutions.
Painting work
Painting work for conversions, renovations and restoration projects, complemented by additional fit-out and facade services.
Plastering work
Plastering work for interior and exterior areas, in particular for conversions, renovations and facade restorations.
Facade restorations
Restoration of façades as part of renovation and modernisation work on buildings.
Trust & reputation

ranQ Trust Score of Bau und Sanierungen Lorenz GmbH: 3.8 out of 5.0

Trust Score3.8/ 5.0

High

x

Data basis 96% · As of October 2026

Bau und Sanierungen Lorenz GmbH scores 59.7 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.58.124%
  • 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.35.310%
  • 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.95.08%
Bau und Sanierungen Lorenz GmbH scores 72.3 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.75.012%
  • 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 und Sanierungen Lorenz GmbH 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%
Bau und Sanierungen Lorenz GmbH scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Bau und Sanierungen Lorenz GmbH reaches a ranQ Trust Score of 3.8 out of 5.0 — rated «High». The rating draws, among other things, on 3.7 out of 5 stars from 3 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
3.7
of 5

Aggregated from 3 reviews across all connected sources

Sources
GGoogle3.73
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Neuhofstrasse 15A
6340 Baar
Opening hours
Mon
07:00 - 17:00
Tue
07:00 - 17:00
Wed
07:00 - 17:00
Thu
07:00 - 17:00
Fri
07:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-241.343.125
Founded
2019 · 7 years
Last commercial register change
March 22, 2019
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.88.06%
  • 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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