David Mackie was appointed Sheriff in 2002 and has been a resident Sheriff in Alloa since 2004. He is a graduate of Edinburgh University and from 1976 was in private practice as a solicitor. Called to the Scottish Bar in 1991, he practised as an Advocate until his appointment to the Shrieval bench. He was Standing Junior Counsel to the Ministry of Defence (Procurement) from 1996 to 2002. He is Chairman of the Edinburgh branch of SASO (Scottish Association for the Study of Offending) and sits on the National Competition Appeal Panel of the Scottish Rugby Union. A director and latterly chairman of Venture Trust from 2001 until 2011, he is now a Director of Chance4Change.
Sheriff Mackie was appointed to the Board from January 2013 to December 2017.