Onguard Security provides top-notch construction security guard services throughout Los Angeles County. As a trusted security guard company with over 20 years of experience, Onguard specializes in safeguarding construction sites against theft, vandalism, and unauthorized access. Our team of over 600 highly trained construction security guards ensures that your project remains secure 24/7. Onguard matches and beats all competitors’ rates, making us the most affordable option for construction site security in Los Angeles County. With extensive experience and comprehensive coverage, we service all of California, including the bustling construction industry in Los Angeles.