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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryArts, Culture & RecreationBeauty SalonsGrenchenThi Dao Nguyen Happy Beauty
Thi Dao Nguyen Happy Beauty Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The company 'Happy Beauty' offers a wide range of beauty services, including: Permanent Make-up (lips, eyeliner, eyebrow powder), Microblading, Eyelash lifting, Scalp micropigmentation, Teeth whitening, Manicure, Pedicure, Hair removal, Facial treatments, and Anti-aging treatments (Microneedling). The core activity of the company is the provision of beauty services, particularly in the field of cosmetics and dermatology.

AI-generated
Offering

Products & services

Industry:Beauty Salons
✓ Offered9
Aesthetic Treatments
Aesthetic treatments, including microblading / PhiBrows, permanent make-up, eyelash extensions, hair removal, facial treatment, microdermabrasion, microneedling and tooth bleaching.
Scalp Micropigmentation
Scalp micropigmentation as a standalone treatment for visually densifying the scalp.
Permanent Make-up
Permanent make-up, including PhiBrows / microblading and correction or removal of small PMU areas.
Eyelash Extensions
Eyelash extensions as a cosmetic eye treatment.
Hair Removal
Hair removal as a cosmetic treatment.
Facial Treatment
Facial treatment for the care and treatment of the face.
Microdermabrasion
Microdermabrasion as a cosmetic skin treatment.
Microneedling
Microneedling as a cosmetic skin treatment.
Tooth Bleaching
Tooth bleaching as a cosmetic brightening treatment.
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4.3/5

Thi Dao Nguyen Happy Beauty

Trust & reputation

ranQ Trust Score of Thi Dao Nguyen Happy Beauty: 4.3 out of 5.0

Trust Score4.3/ 5.0

Very high

x

Data basis 96% · As of October 2026

Thi Dao Nguyen Happy Beauty scores 96.3 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.93.624%
  • 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.100.08%
Thi Dao Nguyen Happy Beauty scores 60.5 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.58.012%
  • 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%
Thi Dao Nguyen Happy Beauty scores 85.0 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).85.022%
Thi Dao Nguyen Happy Beauty scores 0.3 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 35.0.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Thi Dao Nguyen Happy Beauty reaches a ranQ Trust Score of 4.3 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.9 out of 5 stars from 206 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 206 reviews across all connected sources

Sources
GGoogle4.9206
★TrustpilotSoon
PProvenExpertSoon

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

Knowledge

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Comparisons

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Location

Centralstrasse 107
2540 Grenchen
Opening hours
Mon
Closed
Tue
11:30 - 18:00
Wed
11:30 - 18:00
Thu
11:30 - 18:00
Fri
10:30 - 18:00
Sat
09:00 - 17:00
Sun
Closed

At a glance

Legal form
Sole proprietorship
UID
CHE-450.170.103
Founded
2022 · 4 years
Last commercial register change
May 6, 2022
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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