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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryBusiness & Technical ServicesTrade Fair & Event OrganizersNyonOPUS ONE SA
OPUS ONE SA Logo
Verified· 2 sourcesTrust Score
Summary

About the company

The core activity of Opus One SA is the organization and production of cultural events, particularly concerts, shows, comedy and family events, as well as exhibitions. The company also provides services in the areas of ticketing, security and VIP support.

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Products & services

Industry:Trade Fair & Event Organizers
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OPUS ONE SA

Concerts and shows production
Production of dozens of concerts and shows, from pocket-sized clubs to stadiums with 50’000 seats, with line-ups of established artists and breakthrough acts.
Artist booking
Representation and booking of talents featured at festivals, clubs, theatres and concert venues, across Switzerland.
Organisation of private and corporate events
Organisation of private events for companies, authorities and organisations, with tailored solutions and recourse to an international network of partners if needed.
Exhibition organisation
Organisation of exhibitions in Geneva and Zurich, including immersive and cultural shows such as The Mystery of Banksy, Tintin, Viva Frida Kahlo, Titanic or Toutankhamon.
Ticketing and seat reservations
Partner ticketing with reservations for performances and concerts, PMR/PSH orders, requests for groups of more than 10 people and on-site sales depending on availability.
PMR/PSH reception and accessibility
Assistance for people with reduced mobility or with disabilities, with booking via a dedicated form, companion seats and access information.
Concerts and shows agenda management
Programming and publication of an agenda for concerts, shows, comedy, families and exhibitions, with upcoming events and archives.
Trust & reputation

ranQ Trust Score of OPUS ONE SA: 4.1 out of 5.0

Trust Score4.1/ 5.0

High

x

Data basis 54% · As of October 2026

Without public customer reviews the score stays capped.

OPUS ONE SA 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%
OPUS ONE SA scores 89.3 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.70.07%
OPUS ONE SA scores 83.3 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).83.322%
OPUS ONE SA scores 100.0 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 35.100.04%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

OPUS ONE SA reaches a ranQ Trust Score of 4.1 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.

Knowledge

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Location

Route de Saint-Cergue 312
1260 Nyon

At a glance

Legal form
Corporation
UID
CHE-102.070.727
Founded
1992 · 34 years
Last commercial register change
September 27, 2024
Employees
11 to 20
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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