Kastle Systems – San Francisco Office

Telephone  415.962.1300  |  855.527.8531

Kastle Systems is premier managed security service provider in San Francisco, California. For over 45 years, Kastle has been leading the way in managed access control, providing state-of-the-art solutions for clients in San Francisco, across the nation, and abroad.

Kastle services clients across a multiple industries including commercial real estatemultifamily communities, distinguished global retail brands, leading global enterpriseseducational institutions, and critical government facilities.

We offer access controlvideo surveillancevisitor management and identity management, as well as a suite of mobile security applications – all integrated on an open, standards-based platform and supported by a team of experts 24x7x365.

Call For a Quote Today!


Monday 8:00 AM to 6:00 PM
Tuesday 8:00 AM to 6:00 PM
Wednesday 8:00 AM to 6:00 PM
Thursday 8:00 AM to 6:00 PM
Friday 8:00 AM to 6:00 PM
Saturday Closed
Sunday Closed
Our Operations Center is available 24/7, our main office is open 8:00 am – 6:00 pm.

Contact Us