Onguard Security provides comprehensive construction security guard services throughout San Bernardino County. We understand the importance of safeguarding your construction site against potential risks, and our team of over 600 professionals is ready to deliver. As a security guard company with 20 years of experience, Onguard offers affordable rates that match or beat competitors, ensuring you get the best value. From theft prevention to site monitoring, our construction guards are trained to handle all aspects of construction site security. Count on Onguard for dependable and cost-effective services in San Bernardino County.