Manchester NH Security Guards: Exploring Safer, Smarter Alternatives and Combinations with Mobile Surveillance Units Manchester NH security guards play a crucial role in protecting businesses, public events, construction sites, parking lots, residential properties, and government facilities. As New Hampshire’s largest city, Manchester faces the same security challenges as any metropolitan area — theft, vandalism, unauthorized access, loitering, and safety threats. Hiring security personnel has long been the go-to option for…