Leonie Lewis

GSMA Senior T-ISAC Manager, GSMA

Leonie Lewis

Speaker Bio


Leonie Lewis is the GSMA Senior Telecommunications – Information Sharing Analysis Center (T-ISAC) Manager, responsible for facilitating and improving processes for cybersecurity threat-related information sharing in the global mobile ecosystem. This member-driven initiative is essential for the advancement of cybersecurity in the telecommunications industry.

Prior to GSMA, Leonie was the Senior Threat Intelligence Lead at Inmarsat and representative for information sharing with internal stakeholders, as well as global government, law enforcement and several ISAC communities.

Leonie has also held various roles in Law Enforcement; notably, as part of City of London Police (CoLP) Cyber Protect Network that links with the Regional Organised Crime Units throughout the UK.