International Union of Operating Engineers

The International Union of Operating Engineers (IUOE) is a trade union within the AFL-CIO representing primarily construction workers who work as heavy equipment operators, mechanics, surveyors, and stationary engineers (also called operating engineers or power engineers) who maintain heating and other systems in buildings and industrial complexes, in the United States and Canada.

Founded in 1896, it currently represents roughly 400,000 workers in approximately 170 local unions and operates nearly 100 apprenticeship programs.

IUOE Local 3, based in Alameda, California, is the largest building and construction trades local in the U.S., with jurisdiction covering four states: California, Nevada, Hawaii and Utah. Most of Local 3's 42,600 members work as heavy equipment operators, and construction workers, but the local also represents public employees, such as maintenance workers and peace officers, Technical Engineers, Surveyors and Construction Inspectors as well as Building Inspectors. Local 3 is headed by Business Manager Russ Burns.

Local 150, based in Countryside, Illinois, is the third-largest local in the International (23,000 + Members) with jurisdiction in parts of three states: Illinois, Indiana and Iowa. Local 150's President and Business Manager is James "Jim" Sweeney. Local 150 represents the most traditional Operating Engineers (Hoisting and Portable, Heavy-Highway, Building Trade, Quarry, Landfill, and Underground) employees in the International. Local 150 has an advanced Operating Engineers (Hoisting and Portable) apprenticeship program.

Local 825 covers New Jersey and the 'lower counties' of New York State.

Local 115, based in Burnaby, British Columbia Canada, represents over 10,000 skilled workers in construction, road building, transportation, mining, aviation and various industrial sectors throughout British Columbia and the Yukon. Local 115's Business Manager is Brian Cochrane and it's President is Lionel Railton. Local 115 runs a Training Institute that is accredited with Private Career Training Institutions and delivers programs in accordance with British Columbia’s Industry Training Authority. Students learn how to operate many different pieces of heavy equipment in a real-life environment at its Maple Ridge Training Facility, a 41-acre site operated by the Training Association. This state-of-the-art facility also features a facility and heavy equipment inventory worth more than $3 million as well as computer simulation equipment. Courses are also offered in other centres around its region. Experienced and professional instructors provide courses in excavator, backhoe, dozer, grader, asphalt laydown and aggregate/asphalt plant. Local 115 also provide all courses necessary for the BC Association of Crane Safety ticketing process.