Martin qualified as a solicitor in January 1970 and became a partner with Paisner & Co in 1972 (that firm having merged with Berwin Leighton to form Berwin Leighton Paisner in May 2001). He has specialised throughout his career in the areas of charity law and private client practice. Apart from work of a general estate planning nature, including the application of trusts of a domestic and offshore nature for both UK and overseas clients, he has also been instrumental in developing the firm’s acknowledged role as a leading adviser to charities (both functional and grant-making). He is a trustee of a great many family trusts and charities.

Martin has been named for several years as an expert in charities and private client in Legal Business Legal Experts. It was commented that “this group stands out with its “swift and detailed advice, breadth of knowledge and the thoroughness of all the people involved”… with Martin Paisner receiving positive feedback for “outstanding intellect and immensely practical, constructive advice.”” Chambers & Partners Guide to the Legal Profession 2009 (Private Client section).

Martin is a member of the Garrick and Reform Clubs. He is an Honorary Fellow of Queen Mary University of London, Worcester College, Oxford and King’s College London.

He also holds Honorary Doctorates of the University of Glasgow and the Weizmann Institute of Science, Israel. Martin was appointed CBE in June 2004.