Since winning the Ricordi Prize in 1986, Greg has worked extensively as composer, writer, producer, director, and vocal coach with a wide range of artists and organizations including; E&B Productions, UNICEF, BBC radio and TV, The ISTD, Opera North, Huddersfield Contemporary Music Festival, The United States Air Force Band, Yorkshire Dance Centre, The British Theatre Dance Association, The World Wide Fund for Nature, Lancaster House, The Department of Health, Asda, TV-AM, Italia Conti Academy of Theatre Arts, David Bellamy the Naturalist(!), Covent Garden Theatre Museum, Extravaganza Productions, and Paul Holman Associates.
Greg has written and directed productions of: Rock Toyz, The Dracula Show, Faces, Absolutely, and a new adaptation of Alice in Wonderland. In 1997 he was commissioned by UNICEF (The United Nations Children's Fund) to write and direct 'Thursday's Child', a musical based around children's human rights, which was filmed for video prior to its London premiere featuring Gary Wilmot. Vanessa Redgrave, who took part in the event, called Thursday's Child 'Inspirational'.
Greg went on to work as a performing arts consultant for UNICEF-UK and during this time composed 'Chains' to a commission from international dance organization the ISTD in association with UNICEF. 'Chains' is a major dance piece on global themes with choreography by Chris Baldock. It was produced for video and given its theatrical premiere in July 2002 at the Sadlers Wells Theatre, London.
Recent years have seen Greg working in the Mediterranean as a consultant for Thomas Cook's overseas entertainment division as well as directing 'Encore! - A Tribute To The Musicals'. He is currently developing his musical theatre works together with pursuing his activities as a freelance producer and director.