J-Sec delivers armed security and related services to high-risk, high-end retail establishments, schools, and houses of worship and throughout the greater Chicagoland area. Our team is among the best in the business.
Originally formed as Chicago Risk & Casualty Consultants, Inc. (“CRCC”) in 2013 by Patrick Donovan and rebranded in 2022 as J-Sec Armed Security Group.
J-Sec President, Patrick Donovan, is a law enforcement career professional with 20+ years of experience leading high-profile law enforcement operations, investigations, tactical instruction, emergency & crisis response, SWAT leadership, security advisement, dignitary protection, directing crime control, and innovator of vehicular crime strategies.
He is a graduate of the FBI National Academy class #284.
He currently holds the position of Deputy Chief within the Cook County Sherriff’s Police Department.
Federal & State Grants


J-Sec retains extensive in-house resources to help clients apply for, obtain and manage all Federal and State security grants including FEMA and I-EMA. Contact us to find out if your organization qualifies.
Comprehensive Physical Security Assessments
J-Sec conducts thorough and exhaustive security audits of clients’ premises to ensure a comprehensive coverage and optimal effectiveness of all security measures in place.
These audits are meticulously designed to assess potential vulnerabilities, identifying not only existing risks but also areas for improvement within the security framework.
By employing state-of-the-art evaluation techniques and experienced professionals, vulnerabilities are scrutinized, including physical barriers, surveillance systems, and emergency response protocols.
This detailed approach allows J-sec to provide tailored recommendations that enhance the overall security posture of its clients, ensuring peace of mind in an ever-evolving threat landscape.
- 24/7 monitoring to ensure constant protection.
- Customized security plans based on specific needs.
- Highly trained personnel with extensive experience.

Our Team: Military and Law Enforcement
The J-Sec team is comprised of highly skilled ex-military personnel and law enforcement professionals. Our dedicated officers bring to the table a wealth of expertise and a deep commitment to the principles of security and safety.
With over 50 years of combined experience in the security industry, J-Sec leadership cultivates a unique blend of knowledge and practical skills that assure our clients of expert service and unwavering reliability.
Each member of our team has undergone rigorous training and possesses a thorough understanding of security protocols and procedures, enabling us to address a wide array of challenges with confidence and professionalism. Whether it involves strategic planning, risk assessment, or response coordination, our extensive background equips us to deliver top-tier protection and peace of mind to our clients.


End-to-End Event Security Coverage for All Occasions and Risk Levels
J-Sec Armed Security Group provides turn-key security end-to-end coverage for public and private events of any size. Our team is adept at behavioral monitoring, crowd management and emergency response, thus reducing exposure to risk for your attendees.
- Expert planning and execution for events of all sizes.
- Proactive measures to reduce client risk.
- Trained staff ready to handle emergencies effectively.
Community Patrol and Aerial Surveillance
J-sec provides armed community patrols in many sections of Chicago. Fully bonded, trained and insured. J-Sec provides advanced aerial surveillance for high-risk targets and potential threats. Through our time-tested, and field-proven methodologies, J-sec actively monitors and assesses risk/threats for most scenarios.


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J-Sec Leadership:

Patrick Donovan
President
Patrick is a detail-oriented and performance-driven law enforcement professional with 20+ years of experience
leading high-profile law enforcement operations, investigations, tactical instruction, emergency & crisis response,
SWAT leadership, security advisement, dignitary protection, directing crime control, and vehicular crime strategies.
He is a graduate of the FBI National Academy class #284.
He currently holds the position of Deputy Chief within the Cook County Sherriff’s Police Department.
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Leivi Staal
Chief Operating Officer
Leivi has more than 25 years of cross-industry business operations and leadership. He completed the DoD-certified C.R.I Counter Terrorism Training School in March 2015, graduating 3rd in his class.
He holds current FAA certification for uSAS (unmanned small aircraft) operation and remote surveillance.
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Sara Gonzalez
Director of Operations
Sara has 20 years of law enforcement experience with the Chicago Police Department and a vast background in a variety of roles…
including Detective, Intelligence Officer, Gang Specialist, Tactical Officer, Patrol Officer and various administrative roles. Sara led the Chicago Police Department in her ability to analyze criminal reports, identify crime patterns, gather intelligence, collect and interpret data used to forecast criminal trends and reduce crime. Sara co-authored a City of Chicago Ordinance that led to a dramatic reduction in auto thefts. She has achieved numerous awards throughout her career including The Superintendent Award of Merit and The Chicago Police Leadership Award. Sara was also nominated as Best Interviewer during her training with the prestigious Wicklander-Zulawski and Associates.
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Email Us
For inquiries or to request a quote, please reach out to us via email at admin@j-sec.us. Our team is ready to assist you with any questions you may have.
Call Us
You can contact us directly at +1 (773) 270-2770. Our representatives are available 24/7 to discuss your security needs and provide immediate assistance.
Visit Us
We welcome you to visit our office. Our team is here to provide you with personalized service and discuss your security requirements in detail. By appointment only.