The best 10 Security Guard Companies near Ramon, California - with verified email and phone number owner contact info

Linccorp Security offers 24/7 armed and unarmed guard services, mobile patrols, crowd and traffic control, and fire‑watch for California clients. With over 26 years of experience, the firm serves residential, commercial, construction, campus, and event sites, boasting 4.8‑star Google reviews and a 100% client satisfaction rate.

Citadel Private Security offers licensed, insured guard services across California, featuring BSIS‑certified officers, 24/7 dispatch, and same‑day deployment. Clients report rapid response, consistent coverage, and a 98% retention rate. Services include armed and unarmed patrols, event security, and industry‑specific solutions for construction, retail, and residential properties.

Guardian Security Group delivers 24/7 on‑site protection, executive escort, event coverage, loss prevention, and technology‑based security solutions. Their team of uniformed, trained guards tailors plans to each client’s needs, ensuring reliable, responsive service. Positive client feedback highlights reliability and flexibility, while a growing roster of high‑profile partners underscores industry trust and reputation.

Metro Security Services offers a range of guard solutions—including unarmed, mobile patrol, fire watch, traffic control, event, and parking lot security—across the Bay Area and Sacramento. Their team is certified, bonded, and trained, serving corporate, retail, medical, campus, and residential clients. Positive client reviews highlight professionalism, reliability, and responsive service for businesses and events.

Overton Security offers uniformed guards, mobile patrols, and executive protection across California and Texas. With 26+ years experience, 4.6‑star rating, and 1,200+ client reviews, the firm emphasizes training, technology, and industry‑specific solutions for construction, retail, healthcare, and residential sites, backed by a client portal and real‑time dispatch.

Securelion Security offers 24/7 unarmed guard, fire watch, mobile patrol, golf‑cart, and vehicle guard services across California. With over 40 years of experience, the company provides licensed, insured officers, background‑checked and trained, and includes live‑dispatch tracking. Clients note punctual, courteous guards and responsive customer support for businesses and institutions today.

Veterans Covert Protection Group (VCPG) offers veteran‑led, licensed, and insured security services across the Bay Area, including executive, corporate, residential, event, armed and unarmed protection. With 8 years of experience, 5‑star Google rating, and 10.9% response rate, the firm emphasizes intelligence‑driven planning, rapid deployment, and 24/7 coverage for clients.

American Global Security offers a broad range of guard services—including armed, unarmed, standing, vehicle patrol, and fire‑watch—across California. With over 30 years of experience, the firm provides 24/7 monitoring, real‑time guard tracking, and a free consultation. Client reviews highlight professional, responsive staff and reliable, flexible security solutions for businesses and communities.

ONPATROL, Inc. delivers comprehensive security solutions, including armed and unarmed officers, vehicle patrols, executive protection, event security, and concierge services. Their five‑tier accountability system features electronic guard tours and GPS tracking for real‑time monitoring. The company emphasizes People, Training, Processes, Technology, and Feedback, and serves over 9,000 clients worldwide, ensuring reliable protection.

AX9 Security offers nationwide physical security solutions, including guard patrols, 24/7 response, loss‑prevention audits, and event protection. The firm serves commercial, industrial, medical, educational, and hospitality sectors, leveraging a TrackTik backend for real‑time reporting, GPS tracking, and time‑keeping. It holds state and federal licenses, including GSA and DBE certifications.