ADT, Inc.
ADT Inc., formerly The ADT Corporation, is an American company that provides residential, small and large business electronic security, fire protection, and other related alarm monitoring services throughout the United States. The corporate head office is located in Boca Raton, Florida.
Boca Raton, FL
August 14, 1874, Baltimore, MD
Edward A. Calahan
20,000 (Jan 2020)