Anthony is a specialist in tax litigation relating to both direct and indirect taxation, together with dealing with the investigation authorities of both the Inland Revenue and Customs & Excise to achieve civil settlement or to deal with criminal allegations made against tax payers.

He has previous experience as HM Inspector of Taxes, including a period leading the Inland Revenue's Special Investigation Team. His responsibilities included the Revenue's tax clearance system and he has co-authored Inland Revenue Clearances (Bunker & Wyatt) published by Longmans.

Anthony is a specialist in anti-avoidance legislation and tax litigation and is responsible for a number of landmark House of Lords and European Court cases.

He is a non-executive director of numerous property companies and professional and charitable organisations including Welsh National Opera.