ASLEF: Associated Society of Locomotive Engineers and Firemen – representing workers on the railways (drivers, operational supervisors and train-operating staff).
Community – representing workers across the economy, including steel, education, betting, manufacturing, logistics, justice services, dental nurses, charities, finance, disabled workers and the self-employed.
CWU: Communication Workers Union – representing workers in post, telecommunications and financial services.
FBU: Fire Brigades Union – representing the vast majority of whole-time (full-time) and retained (part-time, on-call) operational firefighters and operational fire control staff.
GMB – representing general workers in public and private sectors.
MU: Musicians Union – representing performers, writers and teachers in the music industry.
NUM (National Union of Mineworkers) – representing current and retired former mineworkers.
TSSA: Transport Salaried Staffs’ Association – representing workers in the railways and associated companies, Train Operating Companies, Network Rail, Transport for London, London Underground, the travel trade, freight haulage, ferries and shipping.
UNISON: representing staff who provide public services, employed in both the public and private sectors. Members work in local government, health care, colleges and schools, the police service and the voluntary sector, transport, electricity, gas and water industries.
Unite: representing workers in all sectors of our economy, covering both the public and private sectors. Unite also holds a Community branch for those who are unemployed.
USDAW: Union of Shop, Distributive and Allied Workers – representing workers in the retail, distributive and related industries.