Dr Bremner has been, with his family, a resident of Market Harborough for 13 years.  

In that time he has been working for the community as a Harborough District Council (HDC) councillor (2007-2015), stepping down from the role in 2015 and returning in May 2019.

In 2015 he came second to Sir Peter Soulsby in the Leicester Mayoral race. In 2017 he successfully campaigned for election to County Councillor for Market Harborough West and Foxton.