TechMark designs, engineers, installs, monitors and services commercial fire alarm and life safety systems, integrated with security, access control and video surveillance. It serves commercial clients across the greater Baltimore area and Maryland from its office in Timonium, and has been in business for more than 25 years. The firm holds a Delaware State Fire Marshal fire alarm signalling system company licence (Class I). It carries out UL certificated installations and is a member of NFPA, AFAA and the Maryland Burglar and Fire Alarm Association.