Depends exactly where you are,, im classed as East Anglia on the weather forecast and these are local to me... midas styling are based in Hertford, they do custom paintwork etc and have a good reputation. Theres also a place in Clophill, or atleast there used to be, and that had also been going for years.. i cant remember the name of the place and google isnt helping.
Midas styling is good though, not cheap but good at custom kits / paintwork.