California’s Most Reliable Security Team

Professional Guards. Proven Protection. Peace of Mind.

Assertive Security Services sets the standard with 24/7 coverage and elite officers trained to handle every situation with precision and care.

Top-Ranked, Fully Licensed Security Guard Company in Los Angeles

Assertive Security Services stands as one of Los Angeles’ most trusted and top-rated security providers. We deliver professional armed and unarmed guard services for commercial, residential, construction, and event properties across Southern California. Every officer on our team is fully licensed, trained, and committed to maintaining the highest level of safety, vigilance, and professionalism. Whether you need on-site patrols, 24/7 monitoring, or emergency response, our mission is simple — to protect what matters most to you.

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Our Security Guard Services

Armed & Unarmed Security

We offer both armed and unarmed security options to meet varying safety needs. Our trained professionals provide visible deterrence and rapid response to incidents. This ensures a secure environment while respecting client preferences.

Fire Watch Services

Our fire watch services provide constant monitoring for fire hazards when alarms or sprinklers are down. Officers patrol designated areas, maintain logs, and alert emergency services if needed. This reduces risk and ensures compliance with safety regulations.

Personal Security

Our personal security services protect individuals from potential threats. We tailor safety plans, provide discreet escorts, and monitor surroundings. This ensures clients feel secure in any environment.

Special Events Security

We provide security for events of all sizes, ensuring safety from start to finish. Our officers control access, manage crowds, and respond to issues promptly. This allows organizers to focus on a successful event.

Construction Site Security

We secure construction sites against trespassing, theft, and vandalism. Our officers patrol perimeters, safeguard equipment, and monitor activity. This keeps projects on schedule and assets protected.

Shopping Center Security

We safeguard shopping centers through patrols, surveillance, and incident response. Our presence deters theft and maintains a safe environment for shoppers and staff. This supports a positive retail experience.

100%

Project Completed

92%

Experience Security

89%

Managing Guards

100%

Crowd Management

Your Safety, Our Priority

Assertive Security Services is a trusted provider of professional security solutions across Southern California. We specialize in delivering reliable, highly trained guards for commercial, residential, and event security needs. Our mission is to create a safe and secure environment for every client through vigilance, integrity, and dedication. With a proactive approach and 24/7 support, we stand ready to protect your property, people, and peace of mind.

Security Guard Services Company Backed by Experience

Every day, thousands of Assertive Security professionals head to work prepared to secure and care for people and businesses throughout the nation. They are responsible for protecting thousands of sites such as hospitals, college campuses, commercial buildings and more.

Not only does Assertive Security employ only highly trained officers, but our security personnel is supported with state-of-the-art technology systems. Technology such as access control, around-the-clock monitoring, intrusion and alarm detection, and IP-based video systems, allows Assertive Security to customize our security plan to our client’s specific needs.

The combination of highly trained security personnel and state-of-the-art technology encourages both emergency preventive planning and the most responsive security programs in the business. When you partner with us, you can rest easy knowing that you have a partner who truly understands your needs and concerns. No matter what you need, we are here for you.

Security Guard Company in Los Angeles – California

State Licensed By BSIS

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24/7/365 Security Service

Fully Insured and Bonded

Professional Trained Guards

Industries we serve

Commercial Security Services

Government Facility Security

Shopping Center Security

Telecom Facilities Security

Industrial Security Services

Docks and Marina Security

Parking Lot Security

Research Facilities

Solar Farm Security

Auto Dealership Security

Utility Agency Security

Warehouse Security

Why Choose Assertive Security Services

No Long Term Contract

Our team consists of highly trained, professional security officers prepared to handle any situation. Each guard undergoes rigorous background checks, specialized training, and continuous performance evaluations to ensure the highest standards of safety and professionalism.

Fully Trained Security Guards

Fully Licensed, Insured & Bonded

Assertive Security Services is fully licensed, insured, and bonded for your protection and peace of mind. We maintain all state and local certifications, ensuring that every service we provide meets or exceeds industry regulations and legal requirements.

24/7 Security Guard Services

We operate around the clock to safeguard what matters most. Whether you need day patrols, overnight monitoring, or full-time security coverage, our guards are always alert, responsive, and ready to protect your property — 24 hours a day, 7 days a week.

24/7 Dispatch

Our dispatch center is available 24/7 to coordinate rapid response and real-time support for our clients and field officers. With constant communication and advanced monitoring systems, we ensure that help is always just one call away.

Dedication

At the heart of our company is a commitment to excellence. We go above and beyond to provide dependable, courteous, and professional service. Our dedication to our clients’ safety and satisfaction is what sets Assertive Security Services apart.