AEEU – Amalgamated Engineering and Electrical Union

AUT – Association of University Teachers

ATL – Association of Teachers and Lecturers

BALPA – British Airline Pilots Association

BECTU – Broadcasting, Entertainment, Cinematograph and Theatre Union

BDA – British Diatetic Association

CSP – Chartered Society of Physiotherapy

CWU – Communication Workers Union

EMA – Engineers, scientists, managers and specialists union formed from merger of EMA and IPMS (Institution of Professionals, Managers and Specialists). See PROSPECT

Equity - The British Actors Union

FDA – First Division Association. For senior public servants

GPU General Practitioners Union

GMB – General, Municipal and Boilermakers Union

GPMU – Graphical, Paper and Media Union

HCSA – Hospital Consultants and Specialists Association

KFAT – National Union of Knitwear, Footwear and Apparel Trades

MSF – Manufacturing, Science and Finance Union

MU – Musicians Union

NATFHE – The University and College Lecturers Union

NASUWT – National Association of Schoolmasters Union of Women Teachers

NUJ – National Union of Journalists (London Freelance)

National Union of Teachers

PFA – The Professional Footballers' Association

PROSPECT
Engineers, scientists, managers and specialists union

Connect – The union for professionals in communications

TGWU – Transport and General Workers Union

TSSA – Transport Salaried Staffs Association

TUC (Trades Union Congress site).

UNiFI – The finance union consisting of an amalgamation of BIFU (Banking, Insurance and Finance Union), NWSA – (Natwest Staff Assoc) and the old UNiFI (Barclays staff union).

UNISON

USDAW – Union of Shop, Distributive and Allied Workers

WGGB – Writers' Guild of Great Britain