Meet our

Management board

Daniel Israel
Founder & President
  • A pioneer in the digital health industry, Daniel has spent the past 18 years building technology companies and brands.
  • He is the founder of the Le Mans-based Sephira Group, whose flagship SESAM Vitale brand is the leading platform for secure billing and data transmission between patients, providers, and payers in France.
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Ayala Bliah
Chief Executive Officer
  • An economist by training, Ayala brings to Sivan a wealth of financial planning and operational experience. She cut her teeth in investing banking, working as an analyst and senior manager at BNP Paribas in New York, before leading change management and supply chain projects for a leading agri-tech company in Israel prior to joining Sivan.
  • Ayala has an MBA from Insead, degrees in Economics and Finance from Sciences Po, and an MA in Science Management from HEC Paris.
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Paul Cohen
Legal Director - Executive Member of the Board
  • Paul is the CEO of Sivan and the Sephira Group, a pioneering telemedicine company based in France. A seasoned executive with over 27 years' experience in senior management roles, he specializes in the restructuring and recovery of high potential enterprises.
  • Paul earned his law degree from Lyon University, qualifying as a lawyer in 1980.
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Meet our


Hemda Chen
Medical Director
Hilit Hochman
Marketing Director
Noam Vaza
R&D Director
Laurent Karat
Chief Information Officer
Céline Fosse
Regulatory Affairs Manager & DPO
Ohad Gazit
Senior Developer
Laure Demond
Quality Manager
Samuel Amsilli
Devops & IT Manager
Gabriel Sportes
European Deployment
Yossef Dahdi
QA & Support Manager
Nadège Boumaraf Millet
Executive Assistant
Muriel Tesson
Human Resources Manager

Want to join our team?

If you see a role for yourself at Sivan, write to us at: