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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,937 companies indexed · Last updated: today
DirectoryReal EstateProperty ManagementErmatingenBay One Hospitality Group AG
Bay One Hospitality Group AG Logo
Verified· 2 sourcesTrust Score
Summary

About the company

Bay One Hospitality Group AG is the operator of the Stay Sunday brand and manages boutique studio apartments. The company offers fully equipped studios with kitchens, digital check‑in and online booking, and presents studio categories for short stays, business travellers and families.

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Offering

Products & services

Industry:Property ManagementAccommodation Facilities
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3.9/5

Bay One Hospitality Group AG

✓ Offered7
Boutique Studios
14 modern boutique studios in four categories in the heart of Zurich, with a fully equipped kitchen, complimentary tea and coffee station, Wi‑Fi, and a work area.
Family Studio
Family studio with a double bed, pull-out sofa, fully equipped kitchen, dining area, and a separate bathroom with shower; suitable for families and larger parties.
Studio Plus
Studio for 2 to 4 people with a double bed, pull-out sofa bed, fully equipped kitchen, dining table, and a separate bathroom with shower.
Studio Rooftop Terrace
Studio with a double bed, pull-out sofa, fully equipped kitchen, and direct access to your own rooftop terrace with views over the city.
Digital Check-in and Check-out
Contactless online check-in via the guest app with ID upload, access code, digital check-out, and automatic invoice delivery.
Mid-Stay Cleaning and Additional Cleaning
Cleaning during your stay with complimentary mid-stay cleaning from 8 nights, plus additional cleaning available for a fee via the guest app.
Baby Cot and Child Options
Baby cot on request for children up to 2 years old, family-friendly layout in the Studio Plus and Studio Family room categories.
Trust & reputation

ranQ Trust Score of Bay One Hospitality Group AG: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

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Data basis 54% · As of October 2026

Bay One Hospitality Group AG has no value in the Reputation area of the ranQ Trust Score because no data is available. The area carries 42% of the weighting and drops out of the calculation for this profile; it does not lower the score, only the reported data basis.
x
CriterionValueWeight
  • Review quality: No data point — the criterion is taken out of the weighting and does not lower the score.—24%
  • Review volume: No data point — the criterion is taken out of the weighting and does not lower the score.—10%
  • Review recency: No data point — the criterion is taken out of the weighting and does not lower the score.—8%
Bay One Hospitality Group AG scores 67.5 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
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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%
Bay One Hospitality Group AG scores 83.3 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).83.322%
Bay One Hospitality Group AG scores 5.4 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
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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 35.5.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Bay One Hospitality Group AG reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». No public customer reviews are available for this provider; the rating is based on the remaining criteria. The data basis is 54%, 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.

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Location

Hauptstrasse 185
8272 Ermatingen

At a glance

Legal form
Corporation
UID
CHE-493.380.488
Founded
2022 · 4 years
Last commercial register change
July 8, 2026
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

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