WE’RE THE LEADING
PRIVATE SECURITY & INVESTIGATION SERVICES IN CHICAGO
Elite Private Security Services for Chicago residents and businesses.
Reliable Private Security Services in Chicago.

Webcam Security
Monitor your property from any device. We provide high-definition security solutions, including day and night vision, to enhance your Chicago business or home surveillance.

Professional Security Guard Services
Get professional security guard services tailored to your environment. From wired systems to remote monitoring, we install custom alarms to protect your specific location.

Motivated Guards
Our elite security teams combine advanced technology with professional protection. We provide a high level of safety for businesses with single or multi-site entry points.

24/7 Chicago Security Services
We manage and maintain your security systems 24/7. Our team ensures your protection stays active with constant improvements and reliable local support in the Chicagoland area.
Welcome To The Ultimate Private Security Company of America
USA Private Security provides elite, law-enforcement-owned protection and investigation services across Chicago. We deliver comprehensive security solutions for residents and businesses, backed by extensive real-world experience.”
Comprised of active and former law enforcement officers and state-certified security professionals and investigators, USIA staff members have extensive experience in all types of investigations and security situations.
Real-World Experience in All Types of Investigations
Our team brings real-world experience to every security situation. Comprised of former law enforcement officers and certified professionals, we understand your unique needs. We prioritize quality customer service to ensure your complete peace of mind.
24/7 Private Security Service
We offer 24/7 service and the most competitive rates in the area. Call us today for a free consultation on your case.
Notable Clients Served


























Reviews
Our clients consistently praise USIA Private Security for delivering professional, dependable protection with unmatched attention to detail. Customers highlight our responsive communication, fast action, and personal commitment to safety, from the very first call through deployment. They tell us we’re professional, respectful, and truly supportive — whether guarding a major event, securing a facility, or responding to unexpected challenges. Long-term partners applaud our ability to build trust and peace of mind, noting that our guards create a welcoming yet vigilant presence that keeps people safe without feeling intrusive. Time and again, clients recommend us for our reliability, integrity, and real-world results.
Contact Now
No charge. 30 minutes. Action plan included.
What Our Clients Are Saying
Numerous Reviews
Professional Security Services
ARMED SECURITY
You deserve the best protection possible. USIA specializes in deploying highly skilled armed security guards at transparent, cost-effective rates. We don’t just provide a service; we provide a dedicated shield for your assets at the best value on the market.
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UNARMED SECURITY
At USIA, we specialize in providing elite unarmed security professionals who embody excellence and vigilance. We are dedicated to matching your site with the highest-caliber officers while maintaining a cost-efficient rate structure that respects your budget.
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EXECUTIVE PROTECTION
Your safety is our mandate. We provide world-class executive protection agents—vetted from the most disciplined backgrounds—tailored to your specific risk profile. At USIA, we pride ourselves on offering these premier security solutions at the most efficient and transparent rates in the industry.
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Your Step by Step Action Plan For Ultimate Protection
Call
USIA will provide you with the best Security Guards & Officers possible within the pay rates established.
Assessment
Expert Risk Analysis As a law enforcement-owned firm, we move beyond basic checklists. Our active and former officers conduct deep-dive assessments to.
Proposal
Tailored Security Blueprints We deliver strategic, real-world plans that focus on tangible threat mitigation.
Contact Us
Chris Sherwin
USIA Professional Leadership
Under the visionary leadership of Christopher Sherwin, USIA (Ultimate Security and Investigations of America, Inc.) provides elite security solutions rooted in over 20 years of active law enforcement. Chris bridges the gap between tactical field expertise and executive strategy, ensuring every client receives protection backed by an MBA-level understanding of corporate risk.
CAREERS
We are a team of elite professionals. Chris personally oversees our high standards, recruiting personnel who mirror his values of integrity, capability, and public service.
PARTNERSHIP
Beyond standard security, we offer strategic partnerships. Our “C-suite to Street” perspective helps business owners mitigate liability and protect assets effectively.
PRESS
Chris is a recognized industry voice. As co-host of the “3 Cops Talk” podcast, he leads vital conversations on modern policing and community safety.
LEADERSHIP
As an Active Commissioned Police Officer since 2000 and CEO of USIA, Chris brings real-world authority and high-level discipline to the private security sector.
About Founder