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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,701 companies indexed · Last updated: today
DirectoryTourism & HospitalityRestaurantsSchwarzseefein und sein AG
fein und sein AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The company "fein & sein" is a restaurant and a guesthouse, specializing in providing culinary experiences and accommodation options. The core activities include: Gastronomy: The restaurant offers a variety of food and beverages, including breakfast, lunch menus, dinner, and catering services. Accommodation: The guesthouse offers rooms for guests. Events: The company hosts various events, such as weddings, seminars, workshops, and cultural events. Catering: The company provides catering services for external events. Overall, the core activity of the company can be described as "Gastronomy and Hospitality".

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Offering

Products & services

Industry:Restaurants
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4.4/5

fein und sein AG

✓ Offered9
Restaurant
Food and drinks à la carte, lunch menus, breakfast, afternoon menu and ice-cream menu; hot kitchen from Wednesday to Saturday, reduced Sunday menu.
Guest house
10 guest rooms with shower/WC, box-spring beds, breakfast included, WLAN, lounge and tea and coffee station; double rooms also bookable for single use.
Celebrations
Planning and hosting of family celebrations, birthdays, Christmas parties and corporate events with aperitifs, banquets, brunch party, terrace, garden and suitable rooms.
Wedding
Wedding aperitif, ceremony venue, wedding banquet and wedding arrangements with location, menu, drinks and complimentary overnight stay for the couple.
Catering
Homemade dishes, aperitif arrangements, main courses and desserts outside the restaurant; collection in Schwarzsee, transport in insulated containers or thermal boxes.
Seminars
Seminar rooms with catering options for conferences, continuing education and workshops; rooms at the Bildungszentrum Schwarzsee with suitable arrangements.
Funeral service
Funeral services in the premises of the Bildungszentrum Schwarzsee with considerate support, a calm setting and, on request, subsequent culinary accompaniment.
Breakfast
Breakfast from Wednesday to Sunday from 9 to 11 a.m., either standard, vegi or vegan; on certain Sundays also breakfast buffet.
Gift voucher
Gift vouchers orderable on site or by email; packed in an envelope or provided as a PDF after prepayment.
Trust & reputation

ranQ Trust Score of fein und sein AG: 4.4 out of 5.0

Trust Score4.4/ 5.0

Very high

x

Data basis 96% · As of October 2026

fein und sein AG scores 89.8 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.83.824%
  • 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%
fein und sein AG scores 74.8 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.75.012%
  • 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%
fein und sein AG 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%
fein und sein AG scores 74.3 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 35.74.34%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

fein und sein AG reaches a ranQ Trust Score of 4.4 out of 5.0 — rated «Very high». The rating draws, among other things, on 4.7 out of 5 stars from 153 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
4.7
of 5

Aggregated from 153 reviews across all connected sources

Sources
GGoogle4.7153
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Schwarzseestrasse 158
1716 Schwarzsee
Opening hours
Mon
Closed
Tue
Closed
Wed
09:00 - 23:00
Thu
09:00 - 23:00
Fri
09:00 - 23:00
Sat
09:00 - 23:00
Sun
09:00 - 17:30

At a glance

Legal form
Corporation
UID
CHE-324.512.597
Founded
2019 · 7 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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