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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureTimber Construction & CarpentrySempachHelfenstein + Muff Immo AG
Helfenstein + Muff Immo AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Helfenstein + Muff Holzbau AG is timber construction, particularly: carpentry constructions, engineering timber construction, timber system and element construction, facade construction in wood and wood materials, interior finishing, insulation, panelling and cladding, system timber construction, planning, renovations, parquet flooring, and terrace decking. The company is regionally active in residential, commercial, and agricultural construction.

AI-generated
Offering

Products & services

Industry:Timber Construction & Carpentry
✓ Offered11
Timber system construction
Pre-fabricated timber system buildings and element construction, traditional or modern; planning and execution of houses with factory pre-fabrication and a pleasant living climate.
Planning & execution
Planning and execution of timber construction projects as a GU (general contractor) partner from the outset; support for residential, commercial and agricultural buildings.
Building conversions
Building conversions and renovations with wood, combining old and new; adaptations, extensions and conversions to existing buildings.
Facade and privacy screens
Facades and privacy screens made of wood or wood-based materials outdoors, including facade construction and cladding.
Interior fit-out
Interior fit-out with wood for a comfortable living climate, including Täfer paneling, cladding and other timber finishes.
Parquet works
Parquet works and floor coverings made of wood, laminate and cork; support with choosing and caring for the parquet.
Terrace decking gratings
Terrace decking gratings and wooden decks for outdoor areas, partly with pedestal supports; design of seating and leisure areas outdoors.
Industrial timber construction
Timber buildings for industrial applications, such as workshops/yards and other commercial wooden structures.
Agricultural timber construction
Timber structures and wooden constructions for agricultural businesses, including sheds and slurry silo covers.
Rental of party furniture sets
Rental of 30 party furniture sets for parties and events, on request with delivery.
Parkettolino rental
Rental of the Parkettolino for cleaning and maintenance of oiled parquet floors.
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4.1/5

Helfenstein + Muff Immo AG

Trust & reputation

ranQ Trust Score of Helfenstein + Muff Immo AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Helfenstein + Muff Immo AG has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Helfenstein + Muff Immo AG scores 92.3 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.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.82.07%
Helfenstein + Muff Immo AG scores 83.3 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).83.322%
Helfenstein + Muff Immo AG scores 12.6 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 35.12.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Helfenstein + Muff Immo AG reaches a ranQ Trust Score of 4.1 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, 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.

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Location

Stefansweg 13
6204 Sempach

At a glance

Legal form
Corporation
UID
CHE-108.395.346
Founded
1995 · 31 years
Last commercial register change
June 29, 2026
Employees
21 to 50
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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