MainPAC is the political action committee of the Mainstream Coalition, a political advocacy organization. The Mainstream Coalition is a nonpartisan, nonprofit organization that advocates for positions on issues, and informs voters about where public officials stand on those issues. MainPAC was formed in 2008 and has worked to elect common sense politicians to elected office in Kansas, and on behalf of Kansans, since then. More endorsement information can be found here: https://www.mainpac.org/candidates