The Judicial Review is being brought by two organisations.

The Corner House

The Corner House aims to support democratic and community movements for environmental and social justice. It carries out research and analysis to further this aim, as well as engaging in advocacy work.
The Corner House website

Campaign Against Arms Trade

CAAT is a broad coalition of groups and individuals working for the reduction and ultimate abolition of the international arms trade, together with progressive demilitarisation within arms-producing countries.
CAAT website

CAAT and The Corner House's legal team is Richard Stein and Jamie Beagent of Leigh Day & Co solicitors, barristers David Pannick QC, Dinah Rose QC and Ben Jaffey of Blackstone Chambers and Philippe Sands QC of Matrix Chambers.