IUOE is a progressive, diversified trade union primarily representing operating engineers, who work as heavy equipment operators, mechanics and surveyors in the construction industry; and stationary engineers, who work in the service industries and in operations and maintenance in building and industrial complexes. IUOE also represents nurses and other health industry workers, a significant number of public employees engaged in a wide variety of occupations, and a number of job classifications in the petrochemical industry.

Headquarters:
1125 17th Street, NW
Washington, DC 20036
Phone: 202-429-9100
iuoe.org