IUOE 139, Local 139, International Union Of Operating Engineers, contractors, union, construction, organization
Established in 1902, Operating Engineers Local 139 is a statewide Wisconsin trade union that primarily represents skilled Operators of heavy construction equipment and the mechanics who service the machines. The union has approximately 9,200 active and re
IUOE 139, Local 139, International Union Of Operating Engineers, contractors, union, construction, organization
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