Milwaukee is the home to the international headquarters of 6 Fortune 500
companies: Johnson Controls, Northwestern Mutual, Manpower, Rockwell Automation,
Harley-Davidson and Joy Global. Other companies based in Milwaukee include Briggs
& Stratton, Jefferson Wells, Marshall & Ilsley (acquired by BMO Harris
Bank in 2010), Hal Leonard, Wisconsin Energy, the American Society for Quality,
A. O. Smith, PKWARE, Koss, Red Star Yeast, Master Lock, American Signal
Corporation, GE Healthcare Diagnostic Imaging and Clinical Systems and MGIC
Investments. The Milwaukee metropolitan area ranks fifth in the United States
in