Best Private Security in Ontario, CA
We've researched and vetted the top private security companies serving Ontario, California. These providers have been selected based on customer ratings, years of experience, licensing compliance, and service quality. Each company offers comprehensive security solutions with verified track records.
Allied Universal Security Services
Allied Universal is one of the largest and most established security companies in North America with a significant presence in Ontario and throughout the Inland Empire. They provide comprehensive security solutions for commercial, residential, and industrial clients with 24/7 monitoring capabilities. Their local Ontario office ensures quick response times and personalized service while maintaining the resources and reliability of a national provider. They are known for their rigorous officer training programs and advanced technology integration.
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Signal 88 Security of Riverside
Signal 88 Security operates throughout the Inland Empire with dedicated service to Ontario and surrounding communities. They specialize in proactive security solutions with regular mobile patrols and rapid response capabilities. The company has built an excellent reputation for reliability and customer service, with many long-term clients in the retail, commercial, and residential sectors. Their local ownership combined with national support infrastructure provides both personalized attention and professional resources.
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Pro-Set Security Services
Pro-Set Security serves Ontario and the broader Inland Empire region with highly trained security professionals and customized security solutions. They are particularly noted for their exceptional event security services and corporate protection programs. The company maintains strong relationships with local businesses and has earned numerous positive reviews for their professional conduct and reliable service. Their bilingual security officers and flexible service options make them a preferred choice for diverse client needs throughout the Ontario area.
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About Security Services in Ontario
Ontario, California has a growing need for professional private security services. The companies listed above represent the best-rated and most reliable security providers serving the area. Each has been carefully researched and vetted for licensing compliance, customer satisfaction, and service quality.
Whether you need armed security, unarmed guards, event security, executive protection, or residential security, these providers offer comprehensive solutions tailored to your specific needs. All companies maintain proper licensing and insurance as required by California law.
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