R. Thomas Buffenbarger

R. Thomas Buffenbarger is the 13th International President since the founding of the International Association of Machinists and Aerospace Workers (IAM) in 1888.

The son of an IAM member, Tom Buffenbarger assumed his first IAM leadership post in 1970, at age 20, when he was elected Shop Steward of his apprenticeship group at General Electric Jet Engines, IAM LL912, Evendale, Ohio.

Robert Roach, Jr.

Robert Roach, Jr., is the 11th General Secretary-Treasurer since the founding of the International Association of Machinists and Aerospace Workers (IAM) in 1888.

Dave Ritchie

Dave Ritchie, 40-year member of the International Association of Machinists and Aerospace Workers (IAM) brings the talents of a seasoned negotiator, skilled organizer, and political activist and experienced administrator to the position of IAM Canadian Vice President.

Lynn D. Tucker, Jr.

Lynn Tucker began his career with the Machinists Union in 1976 working for Miller Brewery, in Fulton, New York. He has held a variety of elected offices in the IAM including Shop Steward, Senior Steward, Local Lodge Vice President, President, and Vice President of the New York State Council of Machinists. Lynn was active and served in the Oswego, New York Labor Council and the Greater Syracuse, New York Labor Council. He also served as Director of the United Way in Fulton, New York, and was President of the Industrial Relations Research Association, Central New York Chapter, Syracuse, New York, and was an active member of CLUW and the NAACP.

Robert Martinez, Jr.

Robert Martinez has served as the General Vice President assigned to the Southern Territory since 2003.  GVP Martinez leads the Southern Territory which includes fourteen states: Alabama, Arkansas, Florida, Georgia, Kansas, Kentucky, Louisiana, Mississippi, North Carolina, Oklahoma, South Carolina, Tennessee, Texas, and Virginia as well as Puerto Rico, Panama and the Virgin Islands.

Richard P. Michalski

In 1968, Rich was initiated into IAM Local Lodge 1916 and worked as a welder at General Electric in Milwaukee, Wisconsin. He held several positions in his local lodge, including steward, chairman of the bargaining committee, and president.

Philip J. Gruber

Philip J. Gruber has been a member of the Machinists Union since his initiation into Local Lodge 688 in 1972. It was then that he began his apprenticeship. He became a Journeyman Tool & Die Maker in 1976. He served as Steward, Chief Steward, Treasurer and President of Lodge 688. He was elected as delegate to the St. Louis Labor Council, the Missouri State Council of Machinists and the IAM National Tool & Die Conference.

Gary R. Allen

Gary Allen was initiated into IAM Local Lodge 794 in 1979 upon his employment at the General Electric Aircraft Engine Plant in Albuquerque, New Mexico.

Sito Pantoja

Sito Pantoja initiated into IAM Local Lodge 1056 in Jamaica, NY in 1977 as an Aircraft & Powerplant Mechanic. He served as a shop steward at Local 1056 until he transferred to Local Lodge 949 in St. Louis in 1988. He served Local 949 as Trustee and Recording Secretary and has been a full-time IAM Representative since his 1991 election as member and later Chairman of the local’s Full-Time Grievance Committee.

Mark Blondin

Mark Blondin’s IAM career started in 1978 while working at an IAM-represented machine shop in Seattle, WA. He hired on at the Boeing Company in 1979 and worked in the tooling department at the Renton, Washington plant. As a member of IAM Local 751C, Blondin held numerous Local Lodge positions and in 1996 was elected Business Representative for District Lodge 751.  He was elected President and Directing Business Representative of District Lodge 751 in 2000.