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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesRepair of Machinery & Electronic DevicesBischofszellK-Flex GmbH
K-Flex GmbH Logo
Verified· 2 sourcesTrust Score
Summary

About the company

K-Flex GmbH is a multinational manufacturer specializing in flexible elastomeric insulation materials for thermal and acoustic applications. Its product range includes pipe and system insulation, cladding, acoustic solutions, firestopping products, multilayer pipes, mineral wool, polyurethane and polyethylene products, plus related accessories for construction, transportation, petrochemical and renewable energy sectors.

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Offering

Products & services

Industry:Repair of Machinery & Electronic Devices
✓ Offered11
FEF insulation products
NBR/EPDM-based insulation products to protect against condensation and heat loss; for heating, cooling and ventilation systems as well as air distribution and pipe insulation.
Cladding systems
Cladding materials for elastomeric insulation products; for industrial and civil applications, applied industrially as different finish solutions.
Acoustic insulation products
Products and systems for sound absorption, sound insulation and damping; for industrial applications as well as building and equipment acoustics.
Multilayer pipes
Multilayer pipes for central heating, radiator and underfloor heating, as well as drinking water installations.
Fire protection solutions
Products and systems for prevention and protection against fire hazards; including sleeves, sealants, boards, coatings and wraps.
Mineral wool products
Mineral wool for high-temperature applications, thermal and acoustic insulation, as well as fire protection.
Polyurethane insulated pipes
Rigid polyurethane pipes with PVC/Alu finish for insulating heating and sanitary systems.
Polyethylene insulated pipes
Closed-cell polyethylene insulated pipes for heating systems, cold and hot water, ventilation, air-conditioning systems and equipment.
Pipe systems
Copper or steel pipe systems, insulated with polyethylene or synthetic rubber; as prefabricated system solutions.
Accessories for insulation and installation work
Tools and accessories for measuring, cutting, bonding and installation; including tapes, adhesives, brackets and installation aids.
Beverage equipment
Insulated hose and python systems for the beverage industry; for draft beer systems, breweries and bottling companies.
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4.1/5

K-Flex GmbH

Trust & reputation

ranQ Trust Score of K-Flex GmbH: 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.

K-Flex GmbH 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%
K-Flex GmbH scores 83.0 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.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%
K-Flex GmbH 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%
K-Flex GmbH scores 100.0 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 35.100.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

K-Flex GmbH 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

Untere Lettenstrasse 22
9220 Bischofszell

At a glance

Legal form
Limited Liability Company
UID
CHE-108.421.630
Founded
1996 · 30 years
Last commercial register change
December 28, 2017
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.
88.0
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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