3Security

3Security is a security company with an office in Co. Down. It provides manned guarding, mobile patrols, key holding and alarm response, retail security and door supervision. Its coverage includes Northern Ireland and the area within 15 miles of Belfast, as well as the North West, the North East, and Yorkshire and the Humber. The company's staff are SIA-licensed and first-aid trained.

3Security works across the commercial, public sector, residential, retail, industrial and hospitality sectors, as well as with entertainment venues and corporate offices. It also serves sheltered housing, local authorities, event organisers and visitor attractions. The company operates a 24/7 control room with 4G radios, and its officers are equipped with body cameras.