Security Sign Company has been committed to reducing security violations for over 35 years. Since we invented the reversible magnetic security sign in 1968, we have supplied millions of signs to leading government and private organizations involved with our nation's defense.

Our clients include all branches of the military, NSA, DOD, DIA, DOE, FBI, CIA, NRO and many others. Private business clients include Boeing, TRW, Lockheed/Martin, Litton, Delco Defense Systems, GM/Hughes, Raytheon, and other companies requiring security compliance. We are committed to providing the best quality products and customer service available, and customer satisfaction is our top priority.