Giles has extensive experience in pension disputes. He handled many of the leading pensions cases from Imperial Tobacco (1990) and Maxwell (1991) to Bridge Trustees v Yates (2011) - the first occupational pensions case before the Supreme Court.
Giles was founder and Chairman of the Litigation Committee of the Association of Pensions Lawyers ("APL") from 1998 - 2008 and is Vice President of the Association of Corporate Trustees (TACT). He is an accredited Mediator and joint author of the APL Guidance Notes on Pensions Ombudsman Procedure and a member of the DWP Industry Advisory Group for the Financial Assistance Scheme and the Actuarial Profession's Pensions Practice Executive Committee. Giles has worked closely with the Pensions Regulator (TPR) in cases including GEC (2007) (where in his capacity as a Chairman of Eversheds trustee company, Bridge Trustees Limited, he was appointed as an independent trustee of the £3 billion GEC Plan) and Box Clever (2011) where he assisted trustees in obtaining a Financial Support Direction against ITV.