Description Electronic Control Security (ECSI) is a leading provider of integrated security systems for government and commercial facilities worldwide. Its products include command and control, intrusion detection, and sensing and surveillance systems used at airports, military bases, ports, and other sensitive facilities such as embassies and power plants. ECSI also provides risk assessment and other security consulting services. Its customers include a number of government agencies, such as the US Department of Energy and the Department of Defense. In addition to offices in the US, the company has operations in the Middle East and Latin America.