IUOE Local 420

IUOE Local 420 Green Bay Office

1250 Radisson Street
PO Box 8323
Green Bay, WI 54308
Phone: (920) 437-2750 The IUOE has nearly 400,000 members throughout the U.S. and Canada.

Local 420 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. Local 420 was

formed in 2012 and has approximately 2200 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 General President of the IUOE is James Callahan.

Join us in welcoming the 23 newest members of IUOE Local 420! These WPS Line Apprentices were sworn in today, and we are...
06/15/2026

Join us in welcoming the 23 newest members of IUOE Local 420! These WPS Line Apprentices were sworn in today, and we are proud to have them in our Local 420 family.

Our General Membership Meeting is coming up a week from today on Thursday, June 18th!
06/11/2026

Our General Membership Meeting is coming up a week from today on Thursday, June 18th!

Bargain together, win together, live better. That's the way.
06/09/2026

Bargain together, win together, live better. That's the way.

Shop the label to support working families like yours working good paying, jobs.
06/08/2026

Shop the label to support working families like yours working good paying, jobs.

06/04/2026

Mark your calendars for this month's General Membership Meeting, Thursday, June 18th!
06/01/2026

Mark your calendars for this month's General Membership Meeting, Thursday, June 18th!

As more Americans support unions, big business spends over 1.7 BILLION dollars each year trying to weaken labor, workers...
05/30/2026

As more Americans support unions, big business spends over 1.7 BILLION dollars each year trying to weaken labor, workers, and the rights we have fought for and earned.

U.S. employers spend roughly $1.7 billion a year on union avoidance consultants and law firms to keep their workers from organizing and bargaining for better pay and working conditions, according to a new Economic Policy Institute and LaborLab report. Union avoidance consultants often work to preven...

Join us in welcoming the new WPS members who were sworn in this month as a part of the IUOE Local 420 family!
05/29/2026

Join us in welcoming the new WPS members who were sworn in this month as a part of the IUOE Local 420 family!

Please join us tonight for the May NW/Superior District Meeting Union Meeting.
05/27/2026

Please join us tonight for the May NW/Superior District Meeting Union Meeting.

It's members that make the strong.
05/26/2026

It's members that make the strong.

Address

1140 W Anderson Court
Oak Creek, WI
53154

Telephone

+14145700420

Website

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