Best Private Security in Lisle, IL

Allied Universal is one of the largest security companies in North America with a strong local presence in the western Chicago suburbs. Their Naperville office directly serves Lisle and surrounding communities with comprehensive security solutions. They maintain excellent ratings for their professional security officers, reliable response times, and extensive training programs. The company is known for its corporate security expertise while also serving residential communities and commercial properties throughout the area with 24/7 monitoring and rapid response capabilities.

Alpha Protective Services is a highly-rated local security provider based in nearby Downers Grove that serves the entire Lisle area. They've built an exceptional reputation for responsive customer service and reliable security solutions. Specializing in both commercial and residential security, they offer customized security plans with well-trained officers who undergo rigorous background checks and continuous training. Their mobile patrol units provide regular security checks and rapid response throughout Lisle, making them a preferred choice for local businesses and property managers seeking personalized security services.

Pro-Tect Security is a well-established regional security company headquartered in Naperville that provides comprehensive security services to Lisle and surrounding communities. They maintain excellent ratings for their professional approach and reliable service delivery. The company specializes in providing trained security personnel for corporate campuses, residential communities, construction sites, and special events. Their strong local presence ensures quick response times and personalized service coordination. Pro-Tect is particularly noted for their rigorous officer screening process and ongoing training programs that exceed industry standards.