Why Master

Learn why we are among the leading security providers.

Learn More »

Contact Us

Learn more about our services or what it takes to work for Master Security.

Learn More »

Search Jobs

Find Master Security positions. See what it takes to wear the badge.

Learn More »

Master Security - Corporate
10946 D Beaver Dam Road
Hunt Valley, MD. 21030

Phone: 410.584.8789
Fax: 410.584.8794

"Protecting what's important to you"
Since 1957

Licensed in MD (106-2647), DC (0074), VA (11-5123),
PA (MD 222 2010), TX (B16583), FL (B-1100082),
AZ (166646), GA (PSC002141), SC (3040), NC (1756-GP)