Stuart Horwood

Stuart Horwood currently serves as the Senior Manager for EMEA at HackerOne since March 2025. Prior to this role, Stuart held various positions at Proofpoint from August 2014, including Director of Named Accounts for UKI&SA and Manager of Named Accounts for UK&I. Stuart has also worked as Regional Sales Manager for Northern Europe at Vormetric, Client Director at Integralis, and Sales Manager at Nebulas Solutions Group. The early career included a role as Account Manager at Ultima Business Solutions. Stuart's educational background includes a degree from the University of Nottingham, and attendance at Wisbech Grammar School.