InfraGard is a partnership between the FBI and the private sector. It is an association of people from businesses, academic institutions, state and local law enforcement agencies, and other participants dedicated to sharing information and intelligence to prevent hostile acts against the U.S. Philadelphia InfraGard Members Alliance (IMA) provides a forum for the exchange of information between the government, the owners and operators of the national infrastructure, and others concerned with the protection of the national infrastructure. Philadelphia IMA supports eastern Pennsylvania and southern New Jersey. Membership is free and new members are welcome.