January 13, 2015

Celebrating 39 Years

Sentinel Security is celebrating 39 years of business (1976-2015). Sentinel is Washington County’s oldest security firm. We would like to thank all of our current and past customers for their business. We look forward to another 39 years of secure service!

October 23, 2014

Holiday Inn Express

Sentinel Security just finished securing the Holiday Inn Express construction site on Racetrack Road, Washington, Pa. Sentinel provided 7 day a week coverage since December 2013 without incident. Sentinel’s personnel are specifically trained to handle construction site security. To have your construction site secured by Sentinel, call us at 724-225-7957.

February 5, 2014


Sentinel thanks the Bradley Center for utilizing our daily patrol services for almost 3 years  during the sale of their facilities. Call Sentinel at 724-225-7957 for a customized patrol plan for your business or home.