Adventure Activities Licensing Authority – Enables you to search on the Health and Safety Executive site for Activity Providers who are registered with the Licensing Authority as licence holders.

Association of Mountaineering Instructors – The representative body for professionally qualified Mountaineering Instructors in the Uk and Ireland.

Association of Teachers and Lecturers – Now known as National Eduation Union. The site has an off-site trips section​ 

Award Schemes for Mountain Training (for example ML Summer, ML Winter, WGL) – see Mountain Training below.