Roger specialises in the Law of Costs, Disciplinary & Regulatory work and commercial contract law. He acts for both Claimants and Defendants and has acted for many of the leading insurers in the medical

and costs fields. In recent years his extensive experience of solicitor-client costs matters has increasingly resulted in his advising on broader contractual issues and on professional conduct matters relating to

solicitors.

Roger also retains a niche practice in complex clinical negligence and personal injury cases.

“Roger Mallalieu is frequently instructed on contractually based commercial cases. He recently employed his renowned tactical expertise in the high-profile Accident Line Protect claims, and in the test case of Crook v Birmingham City Council. 'He speaks with great authority and is very confident in his submissions,' reported one client. Others highlighted his client-handling skills'." Chambers UK 2009 "Roger Mallalieu has been particularly busy in the costs courts this year: "Well respected by the judiciary and possessed of a meticulous and realistic approach," Mallalieu is "always thoroughly prepared and able to issue sensible and practical advice, particularly in technical matters."” Chambers UK 2008 “Roger Mallalieu is seen as having a substantial practice and is an 'extremely clear advocate' whilst acting on increasingly high-value costs cases.” Legal 500 2007