A conservative/libertarian group founded by billionaire businessmen David and Charles Koch.
Political committees devoted to electing Democratic women candidates who support a legal right to abortion.
A conservative PAC that has specialized in attempting to convince minority voters to support Republican candidates.
A nonprofit that advocates for gun rights and claims more than 5 million members.
An advocate for reproductive rights that operates three national political committees.
A conservative super PAC that supports or opposes candidates based on their adherence to the “Blueprint for the Restoration of America.”
An environmental group launched in 1969 that targets a “Dirty Dozen” list of politicians for defeat.
A Democratic super PAC formed in 2011.
A Democratic super PAC devoted to restoring a Democratic majority in the U.S. Senate.
The former Stop Hillary PAC changed its name and mission to support President Donald Trump.