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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureTimber Construction & CarpentryGoldachHolz Stürm AG
Holz Stürm AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Holz Stürm AG is a family-owned wood specialist offering planing-mill production, wood trading, wood dyeing/colouring and timber-structure services. Its product range includes cross-laminated timber (Brettsperrholz), glued laminated timber (BSH), keel-element panels, decking, façades, interior cladding, reclaimed wood, panels and construction timber.

AI-generated
Offering

Products & services

Industry:Timber Construction & Carpentry
✓ Offered11
Timber load-bearing structures
Cross-laminated timber, BSH load-bearing structures and Kiel web elements for timber construction projects, ceilings, roofs and walls; references show use in new builds, halls and residential buildings.
Timber trading
Trading in timber and wood products, including structural timber, Klotzbretter, sawn timber, panels and reclaimed timber for building and fit-out projects.
Wood staining and pre-greying
Treatment of wood surfaces with stains and pre-greying for façades and other visible timber elements.
Planing mill
Planed wood products and processed boards, panels and claddings for use in construction, façade and interior fit-out projects.
Terrace decking
Terrace boards and WPC deck coverings made of acacia, thermally treated pine and WPC for garden and seating-area projects.
Facade timber
Facade timber and façade parts made of spruce, larch, Douglas fir, cedar and white fir, including planed, rough-sawn and treated variants.
Interior cladding
Interior cladding timbers for wall panelling, ceilings and floors, including, among others, fir and pine in planed and sanded finishes.
Cross-laminated timber
Cross-laminated timber for walls and ceilings in new builds, residential buildings and public buildings.
Kiel web elements
Kiel web elements for ceilings and roofs in timber construction, used visibly or structurally.
BSH load-bearing structures
Load-bearing structures made from glulam timber for halls, roofs and other structural components in timber construction.
Structural timber
Structural timber for timber construction projects, including for structural and load-bearing applications.
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4.5/5

Holz Stürm AG

Trust & reputation

ranQ Trust Score of Holz Stürm AG: 4.5 out of 5.0

Trust Score4.5/ 5.0

Excellent

x

Data basis 96% · As of October 2026

Holz Stürm AG scores 85.7 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.81.124%
  • 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.95.110%
  • 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.88.08%
Holz Stürm AG scores 89.3 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.70.07%
Holz Stürm AG 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%
Holz Stürm AG scores 91.4 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 35.91.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Holz Stürm AG reaches a ranQ Trust Score of 4.5 out of 5.0 — rated «Excellent». The rating draws, among other things, on 4.7 out of 5 stars from 41 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
4.7
of 5

Aggregated from 41 reviews across all connected sources

Sources
GGoogle4.741
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Bleicheweg 7
9403 Goldach
Opening hours
Mon
07:00 - 12:00, 13:00 - 17:00
Tue
07:00 - 12:00, 13:00 - 17:00
Wed
07:00 - 12:00, 13:00 - 17:00
Thu
07:00 - 12:00, 13:00 - 17:00
Fri
07:00 - 13:45
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-108.459.822
Founded
1995 · 31 years
Last commercial register change
June 10, 2020
Employees
11 to 20
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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