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May 5-9, 2026
Cumulus Athens 2026 Conference
University of West Attica, Athens, Greece

Certification

ISO 9001: 2015

ISO 9001: 2015 – Quality Management Systems

 

 

ISO 27001: 2022

ISO 27001: 2022 – Information Security Management

 

ISO 20121: 2024

ISO 20121: 2024 – Event Sustainability Management Systems

 

 

 

 

Accreditation

Member of