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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,544 companies indexed · Last updated: today
DirectoryTourism & HospitalityCateringGenevaCalla Concept SA
Calla Concept SA Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Calla Concept SA is an event agency that plans and delivers corporate events and promotional activations. Services include company celebrations, seminars and team‑building, product launches, trade fair and inauguration support, street marketing, event animation and hostess services.

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Offering

Products & services

Industry:Catering
✓ Offered
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3.9/5

Calla Concept SA

4
Corporate event organisation
Tailor-made organisation of corporate events, receptions, dinners, anniversaries, award ceremonies and seminars to celebrate and strengthen bonds.
Team building and cohesion events
Team building, family day, Christmas party, staff party and a seminar to bring employees together, promote team cohesion and engagement.
Organisation of professional meetings
Organisation of CODIR meetings, meetings, general assemblies, conventions, conferences and congresses, with logistics, scenography, programme and hostesses.
Event activation and brand visibility
Promotional contests, street marketing, openings, open days, product launches, trade shows, activities in shopping centres and hostesses.
Trust & reputation

ranQ Trust Score of Calla Concept SA: 3.9 out of 5.0

Trust Score3.9/ 5.0

High

x

Data basis 96% · As of October 2026

Calla Concept SA scores 63.5 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.73.124%
  • 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.70.08%
Calla Concept SA scores 64.1 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.50.012%
  • 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%
Calla Concept SA 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%
Calla Concept SA scores 71.4 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 35.71.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Calla Concept SA reaches a ranQ Trust Score of 3.9 out of 5.0 — rated «High». The rating draws, among other things, on 5.0 out of 5 stars from 3 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
5
of 5

Aggregated from 3 reviews across all connected sources

Sources
GGoogle53
★TrustpilotSoon
PProvenExpertSoon

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

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Location

Rue de Montchoisy 29
1207 Geneva
Opening hours
Mon
08:00 - 18:30
Tue
08:00 - 18:30
Wed
08:00 - 18:30
Thu
08:00 - 18:30
Fri
08:00 - 18:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-296.022.446
Founded
2023 · 3 years
Last commercial register change
October 10, 2024
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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