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Your Trusted Partner for Comprehensive Security Solutions
Harmon Security Group has been a trusted provider of comprehensive security solutions for over 25 years, serving government, corporate, and industrial clients across Tulsa, Oklahoma, and the central United States. Our team of CLEET-certified armed and unarmed security officers delivers tailored protection plans, including advanced CCTV monitoring, access control systems, and on-site security vehicles. Recognized as a preferred provider by major corporations and public entities, we specialize in high-rise facilities, construction sites, manufacturing plants, and dignitary protection.

Our commitment to client satisfaction is evidenced by long-term partnerships, third-party verified reviews, and repeat clients ranging from Fortune 500 companies to local businesses. With 24/7 operational capabilities and specialized training in industrial security protocols, we ensure the safety of personnel, assets, and facilities through customized risk assessment strategies and integrated security technologies.
Services
High-Rise Security Construction Site Security Commercial Property Protection Industrial Security Auto Dealership Surveillance Manufacturing Plant Security
Highlights and features
  • 25+ years of proven security expertise in Tulsa and surrounding regions
  • CLEET-certified security personnel trained for high-risk environments
  • 24/7 emergency response and continuous monitoring capabilities
  • Verified client testimonials from Fortune 500 companies and government agencies
  • Customized security solutions integrating advanced technology and trained personnel
Associations and certifications
  • CLEET
  • BBB A+ Rating
What people say
First class Professional personnel Impressed Trusted Reliable
Services
High-Rise Security
Comprehensive security solutions for high-rise commercial buildings featuring access control systems, CCTV monitoring, and professional lobby concierge services. Our trained personnel implement visitor screening protocols and emergency response procedures to ensure occupant safety while maintaining operational efficiency. This service protects assets and personnel in multi-tenant office complexes and corporate headquarters.
Construction Site Security
Specialized security services for active construction sites including hybrid patrol solutions, remote monitoring technology, and 24-hour on-site supervision. Our CLEET-certified officers prevent theft, vandalism, and unauthorized access while ensuring compliance with safety regulations. This service safeguards equipment, materials, and progress during all project phases.
Industrial Security
Customized security programs for manufacturing facilities featuring plant security audits, inventory protection systems, and trained security personnel. We implement integrated access control solutions and surveillance networks to protect employees, intellectual property, and production assets. Our specialists understand industrial safety protocols and operational requirements.
Auto Dealership Security
Tailored security solutions for automotive dealerships combining stealth monitoring systems, inventory patrol officers, and virtual guard services. Our technology-enabled approach prevents vehicle theft and vandalism while maintaining customer accessibility. This service protects high-value inventory across new and used car lots.
Government Security
Specialized protection services for municipal buildings, government facilities, and dignitaries including Senator Jim Inhofe and Mayor GT Bynum's mental health transport program. Our CLEET-certified officers provide secure transportation, facility access control, and emergency response capabilities to protect public officials and infrastructure.
People
Daniel Harmon
President
Daniel Harmon leads strategic operations with over 25 years of security industry experience, overseeing protection programs for Tulsa's major assets including the Thomas Gilcrease Museum.
Cathy Harmon
Office Manager
Cathy Harmon manages administrative operations, ensuring seamless client communication and coordination of security personnel deployment across multiple service locations.
Cody Vancamp
Operations Manager
Cody Vancamp supervises daily security operations, implementing training programs for CLEET-certified officers and managing response protocols for high-profile client assignments.
Questions
What types of security services do you offer?
We provide high-rise security, construction site protection, industrial security, auto dealership surveillance, and government facility protection with CLEET-certified personnel and advanced technology.
Are your security officers certified?
All security personnel are CLEET-certified with specialized training for specific environments like manufacturing plants, financial institutions, and public venues.
Do you serve areas outside Tulsa?
We protect clients throughout Oklahoma City and the central United States, providing customized security solutions for regional and national operations.
Can you handle emergency situations?
Our 24/7 emergency response team provides immediate assistance for security breaches, medical crises, and facility threats with trained personnel and monitoring systems.
What notable clients have you worked with?
We've protected Senator Jim Inhofe, the Cleveland Cavaliers, Sir Paul McCartney's entourage, and major manufacturing facilities with proven security expertise.
How do you customize security plans?
We conduct facility risk assessments then implement tailored solutions combining access control, surveillance technology, and trained security personnel for optimal protection.