Achates Security is a private security & patrol company founded in 1958 providing services in California, Oregon and Washington

Achates (pronounced A-KAY-TEES) was the faithful companion of Aeneas in Virgil’s Aeneid, and has come to mean “A loyal friend”. Like any loyal friend, we are concerned about the private security needs of our customers. Local management, top professionals and personalized attention help us to provide our clients with a level of security service and accountability that is unavailable from the competition.

Our philosophy is to serve with proactive determination and proficiency. We take on the responsibility to reduce risks, prevent crime and safeguard our clients.