The Graphical, Paper and Media Union (GPMU) is a trade union in the United Kingdom and the Republic of Ireland. It claims to be the world's largest media union, and has over 200,000 members working in the print, publishing, paper, IT and media industries.
Facing a decline in memberhsip, in February 2004, the GPMU opened merger negotiations with Amicus.
GPMU website (http://www.gpmu.org.uk)