International Union Of Operating Engineers Local 139

Established in 1902, Operating Engineers Local 139 is a statewide trade union representing over 9,000 skilled equipment operators and service technicians in the state of Wisconsin with district offices in Pewaukee, Madis

placePewaukee, WI, United States calendar_todayFounded 1902 groups138 employees language iuoe139.org

Social engagement

Social engagement: 3K social following, 9 posts in the last 12 months — above the industry median.

Recent activity

5 May 2026
Event
2026 Building Advantage Construction Career Fair
Coming soon