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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryRetail & CommerceRetail - Construction & Raw MaterialsDübendorfTENOSA Sperisen & Heer GmbH
TENOSA Sperisen & Heer GmbH Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Tenosa is the execution of surface treatments, particularly in the sanitary sector, including: renovations of bathtubs and shower trays, impact damage repairs on enamelled bathtubs and shower trays, polishing and decalcification of acrylic bathtubs and shower trays, and sealing of bathtubs and shower trays using the THS sealing technique. The company offers high-quality and guaranteed renovations and repairs using the THS process, which enables a durable resin seal in the original surface.

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Offering

Products & services

Industry:Retail - Construction & Raw Materials
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4.0/5

TENOSA Sperisen & Heer GmbH

✓ Offered6
Sealing of bathtubs and shower trays
Sealing of bathtubs and shower trays, including special cleaning, repairing damage, application of THS, colouring, baking-in, polishing and finishing work.
Repairs for impact damage on bathtubs and shower trays
Repairs for impact damage on enamel bathtubs and shower trays as well as on tubs, shower trays and washbasins, depending on time required.
Polishing and descaling of acrylic bathtubs and shower trays
Polishing and descaling of acrylic bathtubs and shower trays as well as other cleaning work such as descaling of WC fixtures.
Renewal of silicone joints
Removal of old silicone joints around the tub rim and installation of new anti-mould silicone joints in white or colour.
Surface treatments for sanitary facilities
Surface treatments of all kinds, in particular in the sanitary sector, with special focus on renovation and sealing of ceramic and tub surfaces.
Cleaning agents PINGO TENOSA
Cleaning agents for weekly basic cleaning of the bathroom, available as a postal package against invoice.
Trust & reputation

ranQ Trust Score of TENOSA Sperisen & Heer GmbH: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 88% · As of October 2026

TENOSA Sperisen & Heer GmbH scores 58.2 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.70.824%
  • 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.27.910%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
TENOSA Sperisen & Heer 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%
TENOSA Sperisen & Heer GmbH scores 85.0 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).85.022%
TENOSA Sperisen & Heer GmbH scores 20.0 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 35.20.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

TENOSA Sperisen & Heer GmbH reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 2 customer reviews. The data basis is 88%, 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
5
of 5

Aggregated from 2 reviews across all connected sources

Sources
GGoogle52
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Strehlgasse 32
8600 Dübendorf
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, 13:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-109.893.032
Founded
2003 · 23 years
Last commercial register change
July 9, 2021
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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