Vigilante Security, Inc. provides complete alarm residential, commercial and industrial services. We'll keep you up-to-date on the latest technology and trends in the security industry. About Us: Our coverage extends through southeastern Michigan. We are a full service organization that installs security systems, fire alarm systems, access control, life safety systems and all types of environmental services. Our services include monitoring alarms system communication using the Internet, cellular, standard telephone or our own private radio network (PRN). Vigilante Security belongs to, and participates in a large number of trade organizations throughout the U.S. Our services are so revered that we provide alarm service to most of the municipalities in southeastern Michigan.