Contact us today for Y0ur Free Quote

Contact us today for Y0ur Free Quote

About Us

Security Professionals

100% Veteran Owned and operated our goal is to provide a service for you that is catered to your needs.

Service Specialties

Armed/Unarmed Security

Private Investigations

Training that includes but is not limited to:

Stop The Bleed

TCCC a.k.a. TC3

AHA Courses 

Armed and Unarmed Security Guard Training

Less Lethal Weapons Training

About Us

Established by Owner Casey Mcallister in 2015 as a Security Company, we have grown to become so much more than just a company. We have grown into a family who constantly trains and works together and we want you to be a part of our Family. So contact us today to see how we can fit your business needs.


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Mcallister Protective Services

Prince Frederick, Maryland, United States

Joseph Adams Operations Supervisor (361) 877-1494 Casey Mcallister Owner and Chief Operations Officer (240) 882-7092


We operate 24/7 365

Our Main Office Hours are Listed Above. In the Event of an Emergency Please Call 911. If it is a site specific emergency that does not require Fire/EMS/Police, Please contact the assigned site supervisor duty phone or appropriate Senior Officer.