Background
Main, Joseph A. was born in 1948 in Waynesgurg, Pennsylvania, United States.
Main, Joseph A. was born in 1948 in Waynesgurg, Pennsylvania, United States.
Graduate, National Mine Health & Safety Academy, Beckley, West Virginia.
Coal mine worker, 1967—2004. Assistant to international president United Mine Workers of America (UMWA), 1974—1976, safety inspector, administrative assistant and deputy director safety division, 1976—1982, administrator UMWA Occupational Health & Safety Department, 1982—2004, retired. Mine safety consultant.
Assistant secretary for mine safety & health (MSHA), United States Department Labor, Washington, since 2009.