About 420

2012Year Established
2200Members

Local 420 is a democratic organization dedicated to excellence in representing the membership, promoting high standards of work, productivity and advancing the labor movement.

Local 420, formed in 2012, is a product of many years of hard work by Local 317 Business Manager Mark Maierle, Local 310 Business Manager Tom Rosenberg, Local 950 President Greg Beck, their predecessors and executive boards. Although we are newly formed we have a rich history of more than 200 combined years of representing our members, organizing workers, labor movement issues and political activism.

dedicated to excellence

Local 420 is a democratic organization dedicated to excellence in representing the membership, promoting high standards of work, productivity and advancing the labor movement.

Local 420 has approximately 2,200 members working at various employers throughout the state of Wisconsin.

Local 420 is part of the International Union of Operating Engineers, an AFL-CIO affiliated Union. The IUOE has nearly 400,000 members throughout the U.S. and Canada. The General President of the IUOE is James Callahan.

representing our members