Matt was born in Manchester 1962 and joined the London Fire Brigade in 1983. He worked at various fire stations in East London and quickly became involved in the Fire Brigades Union, becoming a Branch Secretary in 1984. He served as a member of the FBU London Regional Committee 1988-2005, became London FBU Regional Organiser in 2002 and was elected Regional Secretary in 2004.
Matt was elected FBU Assistant General Secretary in March 2005 and was elected General Secretary in May 2005. He is the Employee Side Joint Secretary of the National Joint Council for Local Authority Fire and Rescue Services (NJC) and also for the Middle Managers' Negotiating Body (MMNB).
Matt is a member of the TUC General Council and the TUC Executive Committee.