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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryIndustryGlass, Ceramics, Stone & Construction Materials IndustryBözenIsola-Vermiculite AG
Isola-Vermiculite AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of ISOLA Vermiculite AG is the production and distribution of vermiculite products, particularly vermiculite, vermiculite bits and vermiculite roofing, which are used in various industries such as construction, agriculture, industry and environment. The company offers solutions for renovation of old buildings, floor renovation, impact sound insulation, thermal insulation and flat roof repairs.

AI-generated
Offering

Products & services

Industry:Glass, Ceramics, Stone & Construction Materials Industry
✓ Offered9
Vermiculite
Expanded vermiculite as an insulating material and mineral raw material for fire and sound protection, as an additive for plasters and cement, and for a wide range of technical applications.
Vermibit
Bitumen-coated vermiculite as a dry leveling fill for renovation and new builds, with thermal insulation, impact sound insulation, low surface weight and dust-free installation.
Vermiroof / Bituverm
Bitumen-enclosed vermiculite for flat roof refurbishment and sloped insulation, to compensate for unevenness, depressions and sagging, as well as for roof connections and skylights.
Renovation of existing buildings
Solutions for renovating existing buildings including floor remediation, flat roof repairs and subsequent sloped insulation for flat roofs; focus on dry, mineral leveling fill.
Fire protection, insulation and lightweight fill
Vermiculite for fire protection, sound insulation and thermal insulation, and as an additive for lightweight concrete and mortar in construction.
Industrial applications
Vermiculite for glass production, furnace construction, steel production and automotive, as well as an insulating and tamping material for industrial production processes.
Environmental and hazardous goods solutions
Vermiculite as an oil absorbent, absorbent and filler for the transport of hazardous goods, as well as for binding paints, lacquers, acids and alkalis.
Agriculture and plant cultivation applications
Vermiculite for growing young plants, mixes with peat and soil, vegetable, mushroom and flower production in open field, in greenhouses and for storage.
Animal husbandry and feed applications
Vermiculite as bedding material, breeding substrate, base for cat litter, as well as a feed additive and carrier for medicines and nutrients.
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4.0/5

Isola-Vermiculite AG

Trust & reputation

ranQ Trust Score of Isola-Vermiculite AG: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Isola-Vermiculite AG scores 64.3 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.67.124%
  • 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.52.910%
  • 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%
Isola-Vermiculite AG scores 85.5 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.55.07%
Isola-Vermiculite AG scores 83.3 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).83.322%
Isola-Vermiculite AG scores 4.0 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 35.4.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Isola-Vermiculite AG reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 4.4 out of 5 stars from 7 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
4.4
of 5

Aggregated from 7 reviews across all connected sources

Sources
GGoogle4.47
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Bühlstrasse 5
5076 Bözen
Opening hours
Mon
08:00 - 12:00, 13:00 - 17:00
Tue
08:00 - 12:00, 13:00 - 17:00
Wed
08:00 - 12:00, 13:00 - 17:00
Thu
08:00 - 12:00, 13:00 - 17:00
Fri
08:00 - 12:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-110.309.830
Founded
2003 · 23 years
Last commercial register change
January 27, 2023
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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