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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryArts, Culture & RecreationHair SalonsWillisauDiamond Hair & Beauty Gjonaj
Diamond Hair & Beauty Gjonaj Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Diamond Hair & Beauty Gjonaj is a women's hair salon offering hair styling, color services, blonding and extensions. Services include tape extensions, balayage and product-based hair care and styling consultations.

AI-generated
Offering

Products & services

Industry:Hair Salons
✓ Offered5
Hair colouring, balayage and highlights
Hair colouring, balayage and highlights, including toning, root colour, bleaching and blended colour refinement with natural transitions.
Hair extensions
Tape and long-tape hair extensions made from real hair, with free consultation on colour, amount, length and the suitable method.
Hair straightening
Keratin straightening and chemical straightening for short to medium-length hair, for long-lasting smooth and shiny hair.
Hair care and repair
Hair botox and repair treatments with Luxury Caviar Therapy, infrared light and care for healthy, shiny hair.
Wash, cut and styling
Wash, blow-dry, cut and styling for short and long hair, including care and in-salon advice.
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4.2/5

Diamond Hair & Beauty Gjonaj

Trust & reputation

ranQ Trust Score of Diamond Hair & Beauty Gjonaj: 4.2 out of 5.0

Trust Score4.2/ 5.0

Very high

x

Data basis 96% · As of October 2026

Diamond Hair & Beauty Gjonaj scores 81.6 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.69.524%
  • 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.100.010%
  • 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.95.08%
Diamond Hair & Beauty Gjonaj scores 75.3 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.92.512%
  • 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%
Diamond Hair & Beauty Gjonaj scores 83.3 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
x
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%
Diamond Hair & Beauty Gjonaj scores 11.7 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 35.11.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Diamond Hair & Beauty Gjonaj reaches a ranQ Trust Score of 4.2 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.4 out of 5 stars from 93 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
4.4
of 5

Aggregated from 93 reviews across all connected sources

Sources
GGoogle4.493
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Location

Ettiswilerstrasse 17
6130 Willisau
Opening hours
Mon
Closed
Tue
08:00 - 17:00
Wed
08:00 - 17:00
Thu
08:00 - 17:00
Fri
08:00 - 17:00
Sat
08:00 - 14:00
Sun
Closed

At a glance

Legal form
Sole proprietorship
UID
CHE-227.616.525
Founded
2014 · 12 years
Last commercial register change
September 17, 2014
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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