Serving the greater Washington, D.C. and Baltimore area for over 20 years! 301-843-3661 24-7-365 Emergency Service Too! Affilliations and Memberships: Copyright © 2021 Adcock’s Systems LLC - All rights reserved 11954 Motley Place, Waldorf, Maryland 20602-2783 Phone/Fax: 301-843-3661 UL Listed for Service & Installation Click Here To Send Us A Message Life Safety is our business.. Adcock's Systems LLC, along with ATS Fire Protection is a full-service Fire Alarm, Electrical and Sprinkler contractor. Our team of professionals, on-staff, in the office and in the field specialize in these individual disciplines. Since 1998, we have provided exceptional service to a wide variety of clients such as private owners, Property Management firms, General Contractors, and other Electrical Contractors. Adcock’s Systems employs the latest industry technology and certifications. We are UL Listed for Service & Installation of Fire Alarm systems in the Washington, D.C. area. Our staff includes NICET certified members, most with Level 4 certification, the highest NICET certification level available. Unsolicited Sales Correspondence is discarded For Life Safety needs, Property Managers, in the D.C. area, call on Adcock's Systems - First!