Sentry Garage Door 12062 Dorsett Maryland Heights, MO 63043 Phone : (314) 878-8900 Sentry Garage Door Business Category Building Materials Doors & Door Frames Repair Shops & Related Services Doors Repair Garage Door Repair Doors-Garage Door Overhead Services           Multicode, Service Products           Cables, Hinges, Rollers, Springs Brands           Genie, Windsor