Adrian qualified in 1985 and specialises in Criminal Law. He has overall responsibility for the Criminal and Licensing Department. He is a Higher Court Advocate who appears to prosecute and defend regularly before the Crown Court. He also has experience in Courts Martial and Court of Appeal.

He has extensive experience in licensing matters. His clients include a cross section of those involved in licensing matters from private individuals to Public Limited Companies.

Adrian is recommended in the Legal 500 2010 edition, which states "Lanyon Bowdler's Adrian Roberts continutes to represent a large number of prisoners across the country in parole and adjudication hearings, and is developing a specialism defending clients facing prosecution by the Environment Agency and Trading Standards".