Barrera InterventionSecurity Guards in 534 A St Suite 1, Hayward, CA 94541

Barrera Intervention offers a range of security services, including firewatch, mobile patrol, event and on‑site protection, church and residential patrol, retail loss prevention, construction security, and OC‑certified guard training. The firm emphasizes professional, courteous guards and flexible contract options for both short‑ and long‑term needs, serving diverse client industries and private clients.