Geraldine O'Callaghan

Geraldine O'Callaghan is a seasoned professional in international business development and marketing, currently serving as the Director of International Business Development for Data Centres at Hilti Group since May 2025. Prior to this role, Geraldine was the Chief Marketing Officer at Everest Technical Services, where a new website was created and launched, significantly enhancing brand visibility. Experience also includes a position as Head of Marketing B2B and B2C at AAO Holdings Ltd, and an extensive tenure as a TV panelist on the Elaine Show on Virgin Media, discussing a variety of contemporary topics. Previously, Geraldine worked as an interim Marketing Communications Manager at USIT, overseeing international marketing and public relations. Geraldine holds a Bachelor's degree (hons) in International Business from Dorset College Dublin and has a background in Public Relations from Rathmines College.