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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,765 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureTimber Construction & CarpentryHomberg B. ThunHolzbau Schiffmann Ernst
Holzbau Schiffmann Ernst Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Schiffmann AG is the provision of services in the field of timber construction, particularly in the areas of renovations, windows and doors, roofing, facades, staircase construction and furniture manufacturing. The company focuses on planning and implementing individual customer projects, with a focus on quality, reliability and customer benefit.

AI-generated
Offering

Products & services

Industry:Timber Construction & Carpentry
✓ Offered7
Renovations
Renovation work on existing timber structures, preservation of existing fabric, renovation consulting and implementation in line with standards, energy, sustainability and appearance.
Windows and doors
Windows and doors, installation and maintenance, repairs, adjustments, replacement of existing elements, as well as installation as an official installation partner for window manufacturers.
Roofing
Roofing for pitched and flat roofs, new build and renovation, loft conversions, dormers, roof raising, as well as maintenance, upkeep and inspections.
Facades
Facade work with insulation and thermal insulation, construction for new builds and renovations, weather protection, installation of windows, balcony doors and beams.
Stair construction
Planning, design, fabrication and installation of staircases, including spiral stairs, corner stairs and straight stairs to measure and in line with standards.
Custom-made furniture
Custom-made wooden furniture, including tables, chairs, wardrobes, cabinets, beds, corner benches and built-in wardrobes, including design and assembly.
Interior fit-out
Interior fit-outs for kitchens, galleries, ceilings and reconfigured rooms, including consultation, structural clarifications and joint implementation of projects.
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3.9/5

Holzbau Schiffmann Ernst

Trust & reputation

ranQ Trust Score of Holzbau Schiffmann Ernst: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Holzbau Schiffmann Ernst scores 60.4 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.63.324%
  • 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.45.610%
  • 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.70.08%
Holzbau Schiffmann Ernst scores 74.0 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.89.612%
  • 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%
Holzbau Schiffmann Ernst 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%
Holzbau Schiffmann Ernst scores 2.6 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 35.2.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Holzbau Schiffmann Ernst reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 4.2 out of 5 stars from 5 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
4.2
of 5

Aggregated from 5 reviews across all connected sources

Sources
GGoogle4.25
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Fuhren 65
3622 Homberg B. Thun
Opening hours
Mon
07:30 - 17:30
Tue
07:30 - 17:30
Wed
07:30 - 17:30
Thu
07:30 - 17:30
Fri
07:30 - 17:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Sole proprietorship
UID
CHE-110.864.563
Founded
2015 · 11 years
Last commercial register change
December 24, 2015
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.
67.0
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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