Gavin is Company Secretary of HERO/GMFA, and an Information Analyst for an NHS commissioning support unit (CSU). His current role involves analysing data from acute trusts to support the commissioning of health services in South London. He also has previous experience as a software developer and technical author.

Gavin has been a HERO/GMFA volunteer since 2004, and was a member of staff in an administrative role from 2004 to 2008. Gavin is very familiar with the organisation's policies and accounting systems, and has proof-read most of its published and online resources since 2004. Gavin has taken minutes at most trustee meetings since 2005, and was appointed to the Board in April 2013.