With the Teamsters using aggressive and often questionable tactics with employers, here is what you need to know about the history of the union.
Director, Policy Research, Employment Policy, U.S. Chamber of Commerce
Published
October 13, 2026
For decades, the Teamsters built their strength in trucking, freight, warehousing, package delivery, and other private-sector industries. Increasingly, however, the union is pursuing growth in government workplaces and taxpayer-funded or taxpayer-administered services. If that trend continues, the union’s future may be shaped less by the priorities of private-sector workers and more by the concerns of government employees.
That raises an important question: Why would private-sector workers join a union whose center of gravity is steadily shifting away from the industries that originally defined it?
Teamsters President Sean O’Brien has identified public-sector growth as a major priority for the union, saying that this part of the union will surpass UPS as the largest division. If that prediction proves accurate, workers in trucking, logistics, warehousing, and package delivery could become a smaller share of the coalition driving the Teamsters’ priorities. A union historically focused on negotiating with private employers would increasingly derive its strength from workers whose pay, benefits, and working conditions are often tied to government budgets and public policy decisions.
Workers in the transportation sector represented by the...
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