Office and Professional Employees International Union

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Office and Professional Employees International Union

Abbreviation	OPEIU
Predecessor	International Council of Office Employee Unions
Formation	1945; 79 years ago (1945)
Type	Trade union
Headquarters	New York City, New York, US
Location	United States Canada
Membership (2021)	88,000[1]
President	Richard Lanigan
Secretary-treasurer	Mary Mahoney
Secessions	Canadian Office and Professional Employees Union
Affiliations	AFL–CIO Canadian Labour Congress
Website	opeiu.org
Formerly called	Office Employees International Union

The Office and Professional Employees International Union (OPEIU) is a trade union in the United States and Canada representing approximately 88,000 white-collar working people in the public and private sectors. It has members in all 50 US states, the District of Columbia, and Puerto Rico, as well as in one local in Canada.