Mr Mark Chennells KC > Atkin Chambers > London, England > Lawyer Profile

Atkin Chambers
1, Atkin Building, Gray's Inn


Mark Chennells QC was appointed silk in 2021.

He has broad experience of acting in substantial commercially, legally and technically complex disputes. As well as litigation in the TCC and Commercial Court, recent cases include ICC, LCIA, SIAC, LMAA, UNCITRAL, HKIAC and DIAC Arbitrations.

He specialises mainly in construction and engineering, energy (oil and gas, power generation, renewables including offshore wind), professional negligence, IT and telecommunications disputes all over the world.


Qualified 2002; Gray’s Inn. Queen’s Counsel 2021.


Mark is a member of COMBAR, TECBAR and the SCL.

Lawyer Rankings

Asia Pacific - The English Bar > Construction, energy and infrastructure

(2021 Silks)Ranked: Tier 1

Mark Chennells QCAtkin Chambers

He is fiercely intelligent and has a knack for seeing alternative approaches to what appears to be difficult problems.

London Bar > Energy

(2021 Silks)Ranked: Tier 1

Mark Chennells KCAtkin Chambers ‘He is very good at getting into the detail of a case whilst keeping an eye on the overall strategy, and his advocacy skills are very good.’

London Bar > International arbitration: counsel

(2021 Silks)Ranked: Tier 1

Mark Chennells KCAtkin Chambers ‘He is very hard working and really gets into the detail which provides dividends when you are in the hearing. He also has a good feeling for strategy and is excellent on his feet.’