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Jenny Blewett FCA
Jenny Blewett FCA is Head of Global Finance at Costello Medical, leading finance across the UK, US and APAC. A mathematician by background, Jenny began her career at PwC before moving into technology and the NHS, where her finance automation work was peer-reviewed and published nationally.
Named GenCFO Influential Woman of the Year 2026 in the Enterprise category, Jenny is passionate about using technology to make finance smarter, faster and more insightful. She is Co-Chair of the ICAEW AI and Digital Insights Group, a member of the ICAEW Tech Faculty Board, and a regular speaker on AI, data and the future of finance.
Jenny combines senior finance leadership with a love of getting hands-on with Excel, Power BI, automation and AI. She focuses on practical applications that improve reporting, controls and decision-making, while helping finance teams build the skills and confidence to use new technology effectively.
Speaker Agenda
Jenny shows how her finance team cut reporting from days to minutes with Excel, Power Query, Power BI, AI analytics and smart alerts, told through a fun wizarding-school story.






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