Guaranteed lowest security guard certification courses - Providing Security Guard Courses in south Florida, offering the security guard officer license, D license, G license, firearms course, concealed weapons course, first aid course, ccw course and defensive tactics course. All our instructors are law enforcement trained and certified. Security Guard D Class (24 hour), Security Guard D 16 hr re-certification), Firearm G license 28 hour Class, Firearm G Course 4 hr Re-qualification D