Third District Chiefs' Association MABAS 24 Inc. represents Fire Departments in South Suburban Cook County, Illinois.

President: Chief Kevin Welsh,
Glenwood Fire Department
First Vice-President: Chief Don Bettenhausen,
South Holland Fire Department
Second Vice-President: Chief Bob Grabowski,
Homewood Fire Department
The object and purpose of this Association shall be the mobilization of forces to assist one another under existing mutual aid agreements, especially in case of fire or emergency beyond the facilities or control of any individual department, and for the mutual education and advancement of the science of fire extinguishment, fire prevention, public education, EMS, and Hazardous Materials.