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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,837 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesRepair of Consumer GoodsBernWANNENTECHNIK GmbH Ronny Gasser
WANNENTECHNIK GmbH Ronny Gasser Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The core activity of Wannentechnik GmbH is the repair, replacement and improvement of bathtubs and shower trays, including the installation of bathtub doors and anti-slip coatings.

AI-generated
Offering

Products & services

Industry:Repair of Consumer Goods
✓ Offered6
Bathtub replacement
Replacement of old or damaged bathtubs with new units, without structural alterations or damage to the tiles; including installation of the waste set, silicone joints and disposal.
Shower tray replacement
Replacement of old or damaged shower trays without structural alterations; with a new waste, silicone joints and quick installation, usually within a few hours.
Bathtub repair
Spot repairs for enamel, acrylic and mineral-cast bathtubs; removes chipping and impact damage, and polishes the acrylic on site to make it nearly invisible.
Bathtub door
Installation of a bathtub door for easier and safer entry; suitable for almost any bathtub, with automatic closing and a lockable door.
Anti-slip bathtub coating
Anti-slip coating for new or existing shower and bath bathtubs; permanently reduces the risk of slipping, applied as a solvent-free polyurethane coating.
Special bathtubs
Replacement and custom-fit bathtubs for special installation situations, including bathtub shapes matching the type, extensions or widening, and variants for whirlpool bathtubs.
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4.3/5

WANNENTECHNIK GmbH Ronny Gasser

Trust & reputation

ranQ Trust Score of WANNENTECHNIK GmbH Ronny Gasser: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of October 2026

WANNENTECHNIK GmbH Ronny Gasser scores 85.3 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.87.024%
  • 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.73.510%
  • 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.95.08%
WANNENTECHNIK GmbH Ronny Gasser scores 78.5 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.89.612%
  • 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%
WANNENTECHNIK GmbH Ronny Gasser 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%
WANNENTECHNIK GmbH Ronny Gasser scores 25.7 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 35.25.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

WANNENTECHNIK GmbH Ronny Gasser reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 5.0 out of 5 stars from 17 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
5
of 5

Aggregated from 17 reviews across all connected sources

Sources
GGoogle517
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Zentweg 21I
3006 Bern
Opening hours
Mon
08:00 - 17:00
Tue
08:00 - 17:00
Wed
08:00 - 17:00
Thu
08:00 - 17:00
Fri
08:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Limited Liability Company
UID
CHE-166.855.033
Founded
2015 · 11 years
Last commercial register change
February 6, 2015
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.88.06%
  • 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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