About First Class Security First Class Security is a locally owned security provider headquartered in Brentwood, Tennessee. Since 2010 we have protected more than 200 commercial and residential properties across Middle Tennessee. Our event division staffs concerts, festivals, corporate functions, private events, and venue engagements throughout the region. Our officers are the first person most guests meet. We hire people who can hold a line and hold a conversation at the same time. About the R…