Founded in 1955, LEE DAN is a leading intercom manufacturer. Product line includes Intercoms, Video Intercom, Access Control, Emergency Call, UL Nurse-Call, Wire & Cable, USPS Approved Mailboxes, Postal Specialties and Alphabetical Directories. Specializing in apartment/multi-housing intercoms. Custom intercom entry lobby panels a specialty crafted in stainless steel, solid polished brass and aluminum.