Sure your farrier can trim hooves, but this page is about specialised barefoot trimming. I hope the following links will be helpful.
Marjorie Smith's website is a hive of useful information.
Equine Podiatry is led by KC La Pierre. Below are some links to EPs in the UK - if you have any questions or would like to locate an EP local to you, please contact Justine. This site is very useful for locating a trimmer.
Debbie Crosoers site - she covers the South of the UK.
The Wild Hoof Trim is led by Jaime Jackson and Pete Ramey. Below are links to practitioners of this trim in the UK.
Nic Barker's site has lots of case studies that should interest you.
Ben's Barefoot Transition - see a photo history of Ben's feet as he goes from shod to barefoot.
Carmon has created a fascinating site to do with creating the healthy habitats. If you'd like to participate on her blog, you can email her :)
Sarah Braithwaite trained with Pete Ramey and trims in the UK.
Boots may be needed to aid transition for some horses. Here are some that come recommended:
Dallmer Clog - this site is in German