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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,837 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesLaundry ServicesZurichWasserette, Biljana Petrovic
Wasserette, Biljana Petrovic Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The company's core activity is the professional cleaning and care of textiles of all kinds, including washing, ironing, dry cleaning, impregnation and minor sewing work. This also includes specialized services such as leather care and carpet cleaning, which are carried out by a partner company.

AI-generated
Offering

Products & services

Industry:Laundry Services
✓ Offered5
Textile cleaning
Cleaning of garments such as trousers, shirts, suits, jackets, coats, dresses and wedding dresses; fast and reliable cleaning of all kinds of textiles.
Washing and ironing
Washing and ironing of all kinds of textiles, including shirts, silk, bed linen, tablecloths, curtains, duvets, pillows, mattress covers as well as leather and furs.
Ironing service
Ironing textiles as a standalone service, including in connection with cleaned or washed laundry.
Minor sewing work
Minor repairs such as sewing on buttons and patching holes, so clothing can continue to be worn.
Textile impregnation
Impregnating fabrics on request, especially for jackets and coats as protection against rain and snow.
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4.2/5

Wasserette, Biljana Petrovic

Trust & reputation

ranQ Trust Score of Wasserette, Biljana Petrovic: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Wasserette, Biljana Petrovic scores 79.3 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.80.024%
  • 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.61.010%
  • 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.100.08%
Wasserette, Biljana Petrovic scores 76.4 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.95.212%
  • 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%
Wasserette, Biljana Petrovic 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%
Wasserette, Biljana Petrovic scores 0.0 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 35.0.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Wasserette, Biljana Petrovic reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.9 out of 5 stars from 10 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
4.9
of 5

Aggregated from 10 reviews across all connected sources

Sources
GGoogle4.910
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Letzigraben 245
8047 Zurich
Opening hours
Mon
09:00 - 18:00
Tue
09:00 - 18:00
Wed
09:00 - 18:00
Thu
09:00 - 18:00
Fri
09:00 - 18:00
Sat
09:00 - 12:00
Sun
Closed

At a glance

Legal form
Sole proprietorship
UID
CHE-403.896.594
Founded
2013 · 13 years
Last commercial register change
October 21, 2013
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.
67.0
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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