Us Defense Investigation Service 525 Brook St Rocky Hill, CT 06067 Phone : (860) 721-7751 Business Category National Security United States Government--defense Department, Office Of The Inspector General, Defense Criminal Investigative Service (dcis) 525 Brook Rocky Hl Hartford, CT 06101 Phone : (860) 721-7751 Business Category Government Offices-Federal Government Offices & Public Schools Defense Department--office Of The Inspector General, Defense Criminal Investigative Service (dcis) 525 Brook St Rocky Hill, CT 06067 Phone : (860) 721-7751 Business Category Government Offices-Federal Government Offices & Public Schools