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Top Rated Security Providers

Best Private Security in Greenwich, CT

4.6 Average Rating
3 Top Providers
430 Reviews

We've researched and vetted the top private security companies serving Greenwich, Connecticut. 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.

#1

Citiguard Protective Services

Founded 2008
15 years experience
4.8
127 reviews

Citiguard has established itself as the premier private security provider for Greenwich and the surrounding Fairfield County area, specializing in high-net-worth residential security and executive protection. With over 15 years of continuous operation, they've developed an exceptional reputation for serving Greenwich's luxury residential communities, corporate headquarters, and high-profile events. Their security personnel are extensively trained in conflict resolution, emergency response, and discreet protection protocols. Citiguard is particularly noted for their customized security solutions that blend seamlessly with the upscale environment of Greenwich while maintaining the highest standards of professionalism and discretion.

Services Offered

Executive ProtectionResidential SecurityCorporate SecurityEvent Security
Address
45 Church Street, Stamford, CT 06906
Website
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#2

Titan Security Group

Founded 2011
12 years experience
4.7
89 reviews

Titan Security Group has built a strong reputation throughout Fairfield County, including extensive service coverage in Greenwich. Founded in 2011, they've become a trusted security partner for residential estates, commercial properties, and construction sites throughout the area. Their team includes both armed and unarmed security professionals with specialized training in property protection and threat assessment. Titan is particularly respected for their rapid response capabilities and 24/7 monitoring services. They maintain excellent relationships with local law enforcement agencies and are known for their professional conduct and reliable service delivery in the Greenwich community.

Services Offered

Armed SecurityUnarmed SecurityMobile PatrolAlarm Response
Address
1120 Post Road, Darien, CT 06820
Website
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#3

Allied Universal Security Services

Founded 1957
25+ years (local presence) experience
4.3
214 reviews

As one of the largest security companies in North America, Allied Universal maintains a significant presence throughout Connecticut, including dedicated services for Greenwich clients. While a national corporation, their local operation has been serving the Greenwich area for over two decades with customized security solutions for corporate campuses, residential communities, and special events. Their extensive resources allow for comprehensive security programs including advanced technology integration and highly trained personnel. Allied Universal is particularly valued for their scalability and ability to handle complex security requirements while maintaining consistent quality standards and professional management oversight specific to Greenwich's unique security needs.

Services Offered

Security Guard ServicesMobile PatrolTechnology SolutionsConsulting
Address
750 Main Street, Suite 1400, Hartford, CT 06103
Website
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About Security Services in Greenwich

Greenwich, Connecticut 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 Connecticut law.

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