Here are a few of the people that I know about who are demonstrating/teaching/selling encaustic art......
I've listed them under the county where they reside but some might travel to neighbouring counties.
Yorkshire - Brian Nelson - http://www.waxes.co.uk/nelson
Hertfordshire, Buckinghamshire, & Others! http://www.waxes.co.uk/madley
Gloucestershire -Elaine Jones - http://www.waxes.co.uk/jones
Lancashire - Pam Bateson - http://www.waxes.co.uk/bateson.htm
Home page http://www.waxes.co.uk