The defendants include the Royal Borough of Kensington and Chelsea (RBKC), which was the landlord of Grenfell Tower; Rydon, the lead contractor for the refurbishment; and Arconic and Celotex, the companies that supplied the combustible cladding panels and insulation respectively. Architecture firm Studio E; cladding sub-contractor Harley Facades; risk assessor Carl Stokes; fire engineers Exova; and building manager Kensington and Chelsea Tenant Management Organisation (KCTMO) are also listed as defendants. The London Fire Commissioner and the Metropolitan Police are also listed as defendants, as they are facing claims from their employees, who were left traumatised by the events of the night.