Kastle Systems is a premier managed security service company in Denver, Colorado. Leading the security industry since 1972, we provide state-of-the-art security solutions for clients across Colorado, the nation, and the world protecting more than 2 million people across 10,000+ locations globally. We offer a suite of integrated solutions including access control, video surveillance, visitor management and identity management, as well as mobile security applications - all integrated on an open, standards-based platform and supported by a team of experts 24x7x365.

Website: security.kastle.com

Phone: (720) 765-6543

Cross Streets: Near the intersection of S Colorado Blvd and E Louisiana Ave