Top Interest Groups Giving to Members of Congress, 2020 Cycle. Who's got the most juice on Capitol Hill? Here's a list of the top interest groups contributing to members of the Congress during the ...

Sierra Nevada Corp raised $336,327 in the 2021-2022 election cycle. See the details.

Stop Republicans PAC raised $89,209,026 in the 2019-2020 election cycle. See the details.