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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint747,212 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureWaterproofingVolketswilBorsari AG
Borsari AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Borsari AG specialises in sealing and coating tanks and tank rooms. Its services include installing “tank-in-tank” systems, tank inspections and maintenance, specialist coatings for the chemical and food industries, and construction heating.

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Products & services

Industry:Waterproofing
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4.1/5

Borsari AG

✓ Offered5
Tank and Tank-Room Sealing
Sealing and coatings for tanks and tank rooms, including glass-fibre-reinforced polyester coatings and PVC liners for tanks in buildings and underground tanks.
Tank-in-Tank Installations
Installation of a new, double-walled plastic tank inside an existing defective underground tank, using a PVC liner or a glass-fibre-reinforced plastic inner shell.
Tank Servicing and Inspections
Maintenance, servicing and inspection of tank installations to preserve their value and safety; the website recommends maintenance at ten-year intervals.
Specialist Coatings and Tank Work
Specialist coatings for the chemical and food industries, made-to-measure polyester components and oil-tight shaft liners, as well as repair and reinforcement of spherical tanks.
Construction Heating
Construction heating as a supplementary measure to support building work; according to the website, it can also be used to heat an event marquee.
Trust & reputation

ranQ Trust Score of Borsari AG: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of November 2026

Without public customer reviews the score stays capped.

Borsari 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%
Borsari 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%
Borsari 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%
Borsari AG scores 4.6 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 35.4.64%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Borsari 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 November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

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Location

Maiacherstrasse 38
8604 Volketswil

At a glance

Legal form
Corporation
UID
CHE-107.381.910
Founded
2006 · 20 years
Last commercial register change
August 20, 2025
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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