The New York City Fire Department in the United States, like most fire departments around the world, is organized in a paramilitary fashion. Its organizational structure includes regional commands for various geographic areas within its jurisdiction, operational commands for units of different functions, and administrative units and offices for various administrative functions. Beneath that hierarchy are the individual units and uniformed personnel which carry out the missions and responsibilities of the fire department, which includes the primary role of emergency response and firefighting, as well as a range of other roles and duties. Personnel Executive Staff The Department's executive staff is divided into two areas including a civilian fire commissioner who is in charge of the Department and a Fire Chief who is the operational lead. The current Fire Commissioner is Laura Kavanagh and the current Chief of Department is John J. Hodgens . The 28-member executive staff includes the civilian deputy commissioners who are responsible for administrative bureaus within the Department, along with the Chief of Department, Chief of Fire Operations, Chief of EMS, Chief Fire Marshal, Chief of Training and other staff chiefs. Staff chiefs include the seven citywide tour commanders, the Chief of Fire Prevention, and the Chief of Safety. Fire Operations Under the Chief of Department, there are three Assistant Chiefs and two Deputy Assistant Chiefs who serve as Borough Commanders. Each Borough Commander is responsible for one of the five boroughs within New York City. Each Borough Commander commands the Deputy Division Chiefs and Battalion Chiefs within their respective boroughs. Each borough is divided into 1-3 Divisions, and within each division 3-7 Battalions operate. Each Division is responsible for all of or a geographical section of a borough. Each Battalion is responsible for a geographical section of each Division. Each Battalion is further divided into individual firehouses that serve specific neighborhoods within each Battalion. Each Division is commanded by a Deputy Division Chief and each Battalion is commanded by a Battalion Chief. Each firehouse contains 1-3 fire companies. There are six different types of fire companies that operate six different types of fire apparatus, or "rigs". Each company serves a different and unique purpose at fires or other emergencies. The six fire company types are Engine Companies, Ladder (or Truck) Companies, Squad Companies, Rescue Companies, Haz-Mat (Hazardous Materials) Company, and Marine Companies. Each individual fire company is commanded by a Captain and three Lieutenants. The