Chambers Review
Provided by Chambers
UK Bar
Protest Law - All Circuits
Individual Editorial
Piers Marquis is a skilled and experienced junior with a long history of handling protest matters. He has been involved in a broad variety of protest contexts, from student riots to environmental and peace campaigns. He has experience acting as sole and leading counsel, and has acted both in criminal investigations and in public inquiries.
Strengths
Piers is a really good brief who is very popular with clients and solicitors.
Piers Marquis is approachable and a skilled tactician.
Piers is an excellent advocate.
Piers has been absolutely excellent.
Piers is great with clients.
Crime - London (Bar)
Individual Editorial
Piers Marquis specialises in defending against allegations of murder and offences relating to serious and organised crime. He is also noted for his expertise in terrorism cases.
Strengths
He is a brilliant advocate and an excellent strategist and has a lovely manner with clients. He is good at having the difficult conversations and is a pleasure to work with.
He did a great job and is an excellent advocate.
Marquis always fights for the underdog with vim and vigour.




