Security Guards Companies in Mill Valley, California

OSOS Security Services offers BSIS‑approved California guard‑card training, including an 8‑hour hybrid course (3‑hour online Power‑to‑Arrest, 5‑hour in‑person Appropriate Use of Force) and a 32‑hour continuing‑education module. A 40‑hour bundle meets state requirements. Annual 8‑hour refresher and optional 4‑hour electives (e.g., Public Relations, Observation) are available online, with instant certificates.

Barbier Security Group offers a range of security services, including patrol, onsite agents, event protection, executive protection, advanced training, investigations, and a Global Security Operations Center. The firm emphasizes rigorous agent selection, continuous training, and collaboration with local law enforcement. Clients benefit from tailored programs, detailed reporting, and flexible coverage for businesses and individuals.

Orion Protection Services offers 24/7 security solutions, including unarmed, uniformed, and plain‑clothes guards, as well as on‑site patrols and event security. The company serves the Greater North Bay Area, covering Sonoma, Marin, Napa, Solano, and Contra Costa counties. Clients note the guards’ professionalism and calm demeanor, and the firm holds a California private patrol license.

AMPM Patrol delivers private security services across San Francisco, San Mateo, Sacramento, San Joaquin, and Santa Clara counties. Their offerings include crime prevention, rapid incident response, customized security plans, access control, and visitor management. The company emphasizes trained personnel, client communication, emergency protocols, advanced technology, and regulatory compliance, earning positive client testimonials for reliability and professionalism.

Forbes Security offers professional security services, emphasizing continuous officer training and a proactive, partnership‑based approach. The company focuses on protecting clients, tenants, and property through detailed property assessments and a skilled management team, ensuring reliable and responsive security solutions for residential and commercial clients seeking peace of mind and safety.

Overall and Associates Security offers private security solutions, including on‑site guards, mobile patrols, executive protection, event security, and access control. The firm emphasizes licensed officers, customized plans, 24/7 support, and rapid response. It also employs HALO body‑camera technology for crime deterrence and incident documentation, enhancing client safety and accountability.

Tall Tower Security offers retail, commercial, and residential guard services with a focus on affordability and rapid deployment. Their officers are trained, respectful, and experienced in protecting property, ensuring client comfort, and deterring crime. The company emphasizes a business‑centric approach, positioning itself as a partner for property owners seeking reliable security solutions today.

Ground Branch Security Group offers private security services in the San Francisco Bay Area, including event, bodyguard, commercial, and residential protection. Their team features licensed armed guards, risk‑assessment consultations, and crisis‑management support. With over a decade of experience, they emphasize personalized, 24/7 service and a commitment to client safety and peace of mind.

Praetorian USA offers 24/7 security guard services, including armed and unarmed patrols, event protection, and specialized response teams. Their team is trained in first aid, CPR, and emergency response, and they provide flexible staffing for businesses, schools, and residential properties. Clients can request a quote online or by phone today.

Safari Security Services offers 40+ years of experience, employing over 300 trained guards across California. Their portfolio includes mobile patrols, CCTV monitoring, event security, construction site protection, and concierge services. Clients praise the company for reliable, responsive, and technology‑driven solutions that enhance safety for residential, commercial, and industrial properties today.

Grand Protective Security offers a range of security services, including armed and unarmed guards, mobile patrols, CCTV monitoring, and risk‑management consultations. Their team is licensed, trained, and equipped with modern technology, providing 24/7 coverage across residential, commercial, and industrial sectors. Clients can request a free quote and benefit from customized protection plans today.

Core1 Security Services, a California‑based business services firm, reports $5 million revenue and 51‑200 employees. The company emphasizes professionalism and customer service, with a focus on security information and event management. It competes with Adm Security, West Coast Security Patrol, Protech Security Group, and Huffman Security. Core1’s tech stack includes WordPress, reCAPTCHA, PHP, and Google Cloud DNS.