Association of Professional Tourist Guides
www.aptg.org.uk
The professional body of London's Blue Badge guides, many of whom are registered with other tourist boards in the UK.

Guild of Registered Tourist Guides
www.blue-badge.org.uk
Represents the interests of Blue Badge Guides in the UK. It plays an active role in the tourism industry, raising the profile of guiding.
 
Scottish Tourist Guides Association
www.stga.co.uk
Scotland's only national organisation for professionally qualified tourist guides entitled to wear the coveted Blue Badge and is the only governing body for guides recognised by VisitScotland.