Johnson Brothers of Wisconsin

Master Lock Company offers the master advantage. The company is recognized around the world as a producer of padlocks and security products. It is one of the largest global manufacturers and marketers of padlocks to the sportsman, home and yard, school and commercial markets. Master Lock sells approximately 50 million locks each year and dominates the school locker lock business. The company has also recently entered the automotive, computer and private label security markets. All Master Lock products are individually tested for quality and each padlock has a full lifetime guarantee. Master Lock is also the only padlock manufacturer with national multi-media advertising support in television, radio and print formats. Founded in 1921, Master Lock Company has offices in Milwaukee.