Lees will report directly to AMI chief executive Robert Sinclair.
Aileen joins the broker trade body from consumer website MoneySavingExpert.com, where she served as an external affairs and campaigns officer.
Prior to this Lees worked in the corporate pensions sector.
Robert Sinclair, chief executive of AMI said: “AMI is delighted to confirm Aileen’s appointment. We were very impressed by the quality of applicants and are sure that she will make a huge contribution to the intermediary market and help shape a policy agenda to support the AMI and AFB broker community.”
Aileen Lees, senior policy officer said: “I am looking forward to working closely with the mortgage intermediary market and understanding their issues. The next two years will see more change in the market and I want to ensure that AMI and AFB are well placed to help consumers get the quality advice they deserve.”