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For over 100 years, the International Union of Operating Engineers, Local 66 has provided contractors with competent and qualified Operating Engineers and Operating Engineer Apprentices. Local No. 66 represents over 7,000 members in our jursidictional area, consisting of 33 counties in Western Pennsylvania and 3 counties in Ohio. These 7,000 brothers and sisters work in the field for contractors, private businesses and municipalities.

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We are a sponsoring union of We Built This State. Please follow them for right-to-work information and anti-union legislation.