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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureSealing & InsulationPrattelnLang Kunststofftechnik AG
Lang Kunststofftechnik AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Lang AG is the construction, renovation and maintenance of swimming pools, including the coating and sealing of swimming pool basins as well as the installation of swimming pool technology and accessories.

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Offering

Products & services

Industry:Sealing & InsulationSpecialized Construction Installations
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Lang Kunststofftechnik AG

✓ Offered7
New pool construction
Individually planned swimming pools made of concrete, stainless steel or as prefabricated basins; including planning, technical execution and fittings such as a staircase, bench seating, massage jets or a counter-current system.
Pool renovation
Renovation of existing swimming basins made of concrete, steel, aluminium or polyester; with coatings such as Royalit, new liner installation and technical upgrades for leaks or wear.
Pool covers
Pool covers to protect the basin, retain heat and save energy; including automatic systems that close at the push of a button and keep leaves out.
Pool coatings
Pool coatings for watertight, smooth and long-lasting basin surfaces; used for renovation and to enhance the appearance of swimming pools.
Pool liners
Pool liners for new linings and visual design; available in different colours and finishes, suitable for renovations and individual basin looks.
Maintenance and cleaning service for pools
Maintenance and cleaning of swimming basins including winterisation, spring start-up and ongoing supervision for reliable operation.
Showroom visit and consultation
Showroom in Pratteln by appointment, with material samples, liner colours, cover options, control system, heat pump and live demonstrations of water quality.
Trust & reputation

ranQ Trust Score of Lang Kunststofftechnik AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

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Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

Lang Kunststofftechnik 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.
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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%
Lang Kunststofftechnik 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%
Lang Kunststofftechnik 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%
Lang Kunststofftechnik AG scores 4.9 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.4.94%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Lang Kunststofftechnik 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

Lachmattstrasse 1
4133 Pratteln

At a glance

Legal form
Corporation
UID
CHE-111.993.619
Founded
2004 · 22 years
Last commercial register change
April 1, 2009
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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