Prior to joining Citadel in November 2016, Jonathon spent 16 years at JPMorgan, most recently as Senior Country Business Manager, Bank CFO and Interim CEO for its FSP administration companies in Ireland. Before this, Jonathon was Financial Controller in JPMorgan Bank Luxembourg and JPMorgan Fleming Asset Management in Luxembourg, having initially joined as Deputy General Manager of Robert Fleming Luxembourg Branch. Jonathon is a Fellow of Chartered Accountants Ireland and a Certified Bank Director through the Institute of Banking. He worked as an auditor with Deloitte Luxembourg between 1997 and 2000, having trained as an accountant with Grant Thornton in Dublin prior to that. He has a masters degree and a bachelors degree in Economics from University College Dublin and a diploma in accounting from Ulster University.