Huw started refereeing in 1998 in Montgomeryshire Amateur Leagues and quickly progressed to the Mid Wales League, then Cymru Alliance. In 2002, he was promoted on to the Welsh Premier Supplementary list.

He was promoted onto FIFA referee list in 2009.

His notable matches to date are; the FAW Welsh Youth Cup Final in 2002, FAW Women’s Cup Final in 2004, FAW Trophy Final in 2006, FAW Welsh Cup Final in 2009 and 2012.

He also refereed the early stages of the UEFA Champions League and Europa League, as well as Senior International matches in Northern Ireland and Estonia. Huw has also refereed a number of UEFA Youth and U21 matches.