Office And Professional Employees International Union Was Chartered In 1945 And With More Than 110,000 Members (representing 125,000 Employees) Strong, We’re One Of The Larger Unions Of The Afl-cio. Opeiu Has Locals In Every State, Puerto Rico And Canada. You Are Not Alone When You Join Opeiu. Opeiu Represents Employees And Independent Contractors In Many Settings As Varied As Banking And Credit Unions, Insurance, Higher Education, Shipping, Hospitals, Medical Clinics, Utilities, Transportation, Hotels, Administrative Offices And More. Professional Organizations And Guilds Affiliated With Opeiu Are A Diverse Group That Includes Pharmacists, Chiropractors, Appraisers, Podiatrists, Clinical Social Workers, Hypnotists, Teachers And Helicopter Pilots. Affiliation With Opeiu Has Given These Groups More Legislative Clout And Greater Access To People Who Need Their Services.