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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint747,212 companies indexed · Last updated: today
DirectoryArts, Culture & RecreationSpaArbonSun - Star AG Sonnenstudios
Sun - Star AG Sonnenstudios Logo
Verified· 4 sourcesTrust Score
Summary

About the company

Sun - Star AG Sonnenstudios operates self-service tanning studios with tanning beds for UV tanning and light- and beauty-technology treatments. It also offers tanning and skincare products.

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Presence

Service area

Offering

Products & services

Industry:Spa
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3.9/5

Sun - Star AG Sonnenstudios

✓ Offered5
Self-service solarium sessions
Self-service solarium with tanning beds at several locations, open daily from 06:30 to 23:00, available without prior registration.
Studio consultation and support
Personal consultation on site two days a week, help with use, explanations, product information, customer cards and feedback without prior registration.
Solarium cosmetics and aftercare products
Solarium cosmetics, tanning accelerators, bronzers, after-tan lotions, care products and safety goggles for preparing for and caring for the tanning sessions.
Customer card
Customer card with benefits, bonuses and an option to place orders in the shop; managed as a separate customer program with its own product in the online shop.
Light therapy and Beauty-Light applications
Red-light, yellow-light, green-light and blue-light applications for skin appearance, well-being, recovery, sleep-wake rhythm and collagen-boosting effects.
Trust & reputation

ranQ Trust Score of Sun - Star AG Sonnenstudios: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 100% · As of November 2026

Sun - Star AG Sonnenstudios scores 60.4 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.65.024%
  • 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.35.310%
  • 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.78.08%
Sun - Star AG Sonnenstudios scores 85.5 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.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%
Sun - Star AG Sonnenstudios scores 88.3 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).88.322%
Sun - Star AG Sonnenstudios scores 8.3 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 35.6.64%
  • Media authority: Quality and number of editorial mentions, weighted by the importance of the source, plus the recency of the latest high-quality mention.10.04%
Qualifications+0.00

Sun - Star AG Sonnenstudios reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 4.3 out of 5 stars from 3 customer reviews. As of November 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
4.3
of 5

Aggregated from 3 reviews across all connected sources

Sources
GGoogle4.33
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

January 26, 2021Media
Der Solarkönig der Ostschweiz verkauft seine Bräunungsstudios an einen Arboner
tagblatt.ch

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Location

Romanshornerstrasse 48
9320 Arbon
Opening hours
Mon
06:30 - 23:00
Tue
06:30 - 23:00
Wed
06:30 - 23:00
Thu
06:30 - 23:00
Fri
06:30 - 23:00
Sat
06:30 - 23:00
Sun
06:30 - 23:00

At a glance

Legal form
Corporation
UID
CHE-103.005.709
Founded
2000 · 26 years
Last commercial register change
April 14, 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.
100.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
    • Full methodology

    Active in 7 of 26 cantons · 9 municipalities

    • Eastern Switzerland
    • TGArbon
    • SGAu (SG)
    • ARHerisau
    • TGKradolf-Schönenberg
    • TGRomanshorn
    • SGRorschach
    • SGSt. Gallen
    • SGSteinach
    • SGWittenbach

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