Door Control Solutions, LLC is a recognized member of Intertek's Certified Machiner Program, allowing them to modify Intertek Certified Fire Doors and Frames as detailed within the applicable Intertek specification listings. Door Control Solutions, LLC's site at 3900 Mannix Drive, Unit 116, Naples, FL 34114 is subject to routine inspections to verify that modifications to Intertek Certified Fire Doors and Frames are done in compliance with the requirements of the Intertek specification listings.