Stelios graduated from the University of Southampton with a BSc (First Class Hons) in Mathematics with Actuarial Science. He also holds an MSc from the University of Kent in Applied Actuarial Science. Stelios is an Associate member of the UK Institute of Actuaries. After graduating in 2010, Stelios joined Aon where he gradually developed to a Senior Consultant. His main duties include carrying out of actuarial funding valuations for corporate and social security schemes, accounting valuations under various standards, benchmarking exercises, financial evaluations of pension schemes, as well as providing general retirement related support to local and international pension clients.