Springfield  (20) Scott Air Force Base  (16) Rolling Meadows  (7) Chicago  (4) Remote  (4) Fairview Heights  (2) Lisle  (2) Mascoutah  (2) O'Fallon  (2) Naperville  (1) North Chicago  (1) Shiloh  (1)

PARSONS  (19) ARMY TRANSPORTATION  (8) Northrop Grumman Space Systems  (7) Air Mobility Command  (4) Guidehouse  (3) Booz Allen Hamilton  (3) Boeing Defense Systems  (2) BROADCOM  (2) Leidos  (1) CACI International  (1) LMI Consulting  (1) Office of the Inspector General  (1) Citizenship and Immigration Services  (1) Executive Office for U.S. Attorneys and the Office of the U.S. Attorneys  (1) Federal Acquisition Service  (1) U.S. Marine Corps  (1) Nuclear Regulatory Commission  (1) Air Force Elements, U.S. Transportation Command  (1) OBXtek  (1)