Mark has substantial experience in conducting serious and complex cases for both prosecution and defence. These include commercial fraud, revenue offences, drug trafficking and grave sexual and other violence. He has experience of such issues as covert policing and applications for public interest immunity, confiscation proceedings and corporate liability.
Mark’s practice also includes regulatory law, health and safety, and environmental and pollution cases, as well as planning enforcement.
In the appellate field, Mark has experience of challenges by judicial review to statutory interpretation and to the security categorisation of prisoners, Habeas Corpus, and appeals by way of case stated.
“Well-known for violent crime cases and criminal appeals.”
Legal 500 2020
“He’s good at working in a team and is very pleasant to deal with.”
Chambers UK 2020
“He is very calm, professional and has an excellent courtroom manner.” “Inspires confidence.”
Chambers UK 2019
“Highly recommended for a purview of serious criminal matters.”
Legal 500 2019
“Mark Heywood QC is a very high-standard barrister, both on prosecution and defence.”
Chambers UK 2016
Mark is a member of the Criminal Bar Association