I have played chess, on and off, for over forty years.  Some traces of that career can be found online.

English Chess Federation Accredited Coach: http://www.englishchess.org.uk/coaches-2/

ECF grades: http://www.ecfgrading.org.uk/?ref=155647C&progress=1

FIDE ratings: http://ratings.fide.com/card.phtml?event=408395