Leek Building Society is an independent mutual building society based in Leek, Staffordshire, England. It is the 16th largest building society in the UK, based on total assets of £1,091.4m as at 31 December 2019. The Society has 12 branches and a Customer Service Centre across Cheshire, Derbyshire, Shropshire and Staffordshire. It is a member of the Building Societies Association.