Local Unions

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


International Union of Operating Engineers

1125 17th Street, NW
Washington, DC 20036
(202) 429-9100

Operating Engineers Local 3

1620 South Loop Road
Alameda, CA 94502
(510) 748-7400

OE Local 3 Sacramento Office

3920 Lennane Dr
Sacramento, CA 95834
( 916) 993-2055

Operating Engineers Local 12

150 E. Corson Stareet, Ste 222
Pasadena, CA 91103
(626) 792-8900