About us

Provides fully qualified contract security guard services to corporations, commercial properties, residential areas, Government buildings, and industrial complexes including hospitals and banks in the San Francisco Bay Area and in the Silicon Valley. GSI is fully insured and licensed by State, and Local Governments. We have the experience as well as the credentials to service sites of all types.

Here at Guardsline Security Inc, we understand the importance of keeping your company safe and secure. That’s why we work hard to provide high-quality service and protect your property. Guardsline Security is dedicated to servicing big and small businesses across Silicon Valley with our expertly trained guards. We are here to serve our community!