4 Diamond Security
Premium Security Guards
Contact Information
Business Hours
Monday: 7:00 AM – 7:00 PM
Tuesday: 7:00 AM – 7:00 PM
Wednesday: 7:00 AM – 7:00 PM
Thursday: 7:00 AM – 7:00 PM
Friday: 7:00 AM – 7:00 PM
Saturday: Closed
Sunday: Closed
About 4 Diamond Security
Our highly professional team comprises of security guards and patrolling. We provide protection against theft, vandalism, fire and illegal activities. We have years of experience in handling a vast array of events: Private parties, Corporate events, Weddings, Quinceañeras, Jaripeos (Rodeos), Music Concerts & Videos, SF Carnival, Ethnic Festivals, and Covid-19 Testing sites and County Flu Vaccine clinic, Foodieland, Jurassic Quest, Santa Clara County Fair 2021, SaaStr 2021. We currently are working 24/7 on San Mateo County Event Center.
Our Mission
Is to provide Security services of the highest quality with the aim of protecting the life’s, and interests of our clients, as delivered with respect, integrity, do diligence, friendly company spirit.
Our Services
Healthcare Facilities
Personal Protection
Armed Security Guards
Unarmed Security Guards
Firewatch Security
Corporate Security
Executive Protection
Loss Prevention Services
Retail Security
Certifications & License
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