Sean M. O'Brien - International Brotherhood of Teamsters

Sean M. O’Brien is a fourth generation Teamster and the General President of the International Brotherhood of Teamsters. He joined Teamsters Local 25 in Charl

O'Brien: Must Be Barred from Federal Government Contracts - International Brotherhood of Teamsters

Shut your mouth': Labor union president, GOP senator clash in hearing

Leadership - International Brotherhood of Teamsters

O'Brien: Teamsters Strongly Support Nomination of Julie Su as Labor Secretary - International Brotherhood of Teamsters

Sean O'Brien is elected General President of the International Brotherhood of Teamsters, for the Wall Street Journal

GOP Sen. Mullin challenges Teamsters boss to fight at Senate hearing

USA: Strike in Texas at Molson Coors - IUF

The following is a statement from #Teamsters General President Sean O'Brien M. concerning DHL's Illegal anti-union activity: “The…

Teamsters boss Sean O'Brien takes on UPS this summer. Up next: ? - The Washington Post

Rocky Bryan - Trade Division Representative — Teamsters Local 929

US labor laws are still lagging behind for menopause protection

Reaching Out: IBT General President Sean O'Brien 11-08-2022

GOP Sen. Mullin challenges Teamsters boss to fight at Senate hearing: 'Stand your butt up

Trump meets with Teamsters boss, who says 45 agreed to sit down with union

Teamsters President Sean O'Brien blasts UPS ahead of contract negotiations: 'We are not afraid' to strike – Teamsters Local 171