
Professionals in protection.
LIC# C11648801 & LIC# F12722401
Corporate Office:
Houston, TX
(832) 589-4746
main branch:
San Antonio, TX
(210) 984-8490
Andrea Collier-Williams Bio
Andrea Collier is a seasoned security professional, business owner, and trusted industry advisor with more than 20 years of experience in private security, executive protection, investigations, and firearms/security training. As the Owner and CEO of a private security and protection company and firearms/security training school, Andrea is known for her leadership, compliance expertise, and commitment to operational excellence.
Her background as a Security Consultant, licensed Private Investigator, and Personal Protection Officer allows her to help security companies strengthen their operations, maintain state licensing, develop professional contracts, and improve payroll and time-management processes. With extensive experience in management, customer service, employee relations, and small business operations, Andrea brings a practical, people-focused approach to every client and organization she serves.
Andrea holds a Bachelor of Arts in Business Administration and a Master of Arts in Organizational Management with a specialization in Human Resources. Her combination of industry knowledge, business expertise, and dedication to service makes her a respected leader and reliable resource in the security field.