AlQamzi is currently the owner and Chairman of HMS Group. The group operates five medical facilities: HMS Al Garhoud Hospital, HMS Mirdif Hospital, HMS Outpatient Clinics, HMS FIFA Medical Center and HMS DXBone Excellence Center. He is a board member of the Central Bank of the U.A.E. AlQamzi was the Director General of the Department of Economic Development – Dubai from 2008 to 2021, and the Deputy Chairman and Managing Director of Dubai Media Incorporated (DMI) from 2012 to 2020.