Welcome to
National Office

GMB Union has reps in thousands of workplaces across the country and offices in every region and nation. GMB’s National Office is based in London, at Mary Turner House, 22 Stephenson Way, London, NW1 2HD.

If you have a workplace issue, your first port of call is your workplace rep. If you’re not sure who your workplace rep is or there isn’t a rep in your workplace, you can log into MyGMB to find out who to speak to, or click here to contact your GMB Region.