Thompson began his career as a journalist in Portsmouth.
He later worked as the PR and Marketing Coordinator at the Jubilee Sailing Trust, which worked on sailing for physically disabled and able bodied adults.
Thompson stood for Parliament in the West Bromwich East constituency in the 2010 general election.
He is a Conservative councillor for Hilsea Ward in the City of Portsmouth, winning elections in 2000, 2002, 2003, 2007 and 2011. In the past he has been the Conservative Spokesman for Education, Children & Families and Education.
- Alistair Thompson, Media Intelligence Partners, accessed 10 December 2013.