Gregory is a Men’s Costume Cutter & Tailor for both period and modern costume. He also takes on bespoke commissions for events such as weddings, and award shows including BAFTA Cymru. He predominately works in opera and ballet, with credits including: Royal Ballet; Royal Opera; Metropolitan Opera; New English Ballet Theatre; National Theatre Wales; and Welsh National Opera.
He is currently employed as a Men’s Tailor at the Royal Opera House and studied Theatre Design at the Royal Welsh College of Music and Drama.
Gregory is leading the Costume for Theatre & Opera workshop for "Virtually" Gang Show.