AMI consists of 31 members.

• Benenden Healthcare Society Ltd
• British Friendly Society Ltd
• Cirencester Friendly Society Ltd
• Communication Workers Friendly Society
• Cornish Mutual
• Dentists' Provident Society
• Druids Sheffield Friendly Society
• Ecclesiastical
• engage Mutual Assurance
• Equitable Life
• Family Investments
• Health Shield Friendly Society Limited
• Healthy Investment
• Housing Association Mutual Insurance Association
• Kingston Unity Friendly Society
• LV=
• Medical Protection Society
• MGM Advantage
• National Deposit Friendly Society Ltd
• NFU Mutual Insurance Group
• Police Mutual
• Reliance Mutual
• Royal Liver
• Royal London Insurance Group
• Scottish Friendly Assurance Society Ltd
• Sunderland Marine Mutual Insurance Company
• Teachers Group
• The Children's Mutual
• The Shepherds Friendly Society Ltd
• UIA (Insurance) Ltd
• Wesleyan Assurance Society