The Mid-Atlantic Gateway region of the United States encompasses six states, to include all or a portion of the states of Delaware, Maryland, lower New Jersey, North Carolina, Pennsylvania, Virginia, and the District of Columbia.

The Gateway Director serves as an expert on all regional and local maritime issues, to include disaster response/recovery, financing for port infrastructure, marine highway development, and support for American shipbuilding companies. In addition to coordinating with the private sector, the Director also serves as the Agency liaison to regional Federal, state, and local government agencies.