Anglia Regional Co-operative Society Limited is the fifth largest consumer co-operative in the United Kingdom. It was formed by the merger of the Greater Peterborough Regional (formerly Peterborough and District) and Anglia (formerly Waveney) Co-operative Societies in 1987. The Society has a wide-ranging and extensive portfolio with over 100 stores, principally trading in East Anglia. Head Office is located at Westgate House, Peterborough.