Here are the individuals who have dipped deepest into their own pockets for campaign contributions to federal candidates, parties, political action committees, 527 organizations, and Carey committees.

In a sea of political noise, facts matter. OpenSecrets is the nation’s most trusted, nonpartisan source for following the money in politics — but this work depends on readers like you. Chip in $10 ...

NOTE: All the numbers on this page are for the 2023-2024 House election cycle and based on Federal Election Commission data available electronically. ("Help! The numbers don't add up...") Sometimes it ...

Republican/Conservative PACs gave $5,135,240 total to federal candidates in 2020. See the details.

Vanguard Group gave $639,500 to federal candidates in the 2019-2020 election cycle. See the details.

NOTE: All the numbers on this page are for the 2021-2022 House election cycle and based on Federal Election Commission data available electronically. ("Help! The numbers don't add up...") Sometimes it ...

Obama Victory Fund raised a total of $456,014,288 in the 2012 election cycle.

Despite this directive, these men and women made their way through the revolving door and were either previously lobbyists and now work in the Trump Administration or were previously in the ...

US Chamber of Commerce organization profile: candidate recipients for the 2024 cycle and top recipients of all types for the 2024 cycle.

Pharmaceutical Research & Manufacturers of America organization profile: annual lobbying totals since 1998, and bills lobbied in 2024.

This page highlights the top contributors to Pete Buttigieg for the 2020 presidential election cycle. For more information, click through to the page.

Data on this page is generated by matching names of lobbyists who register with the Senate Office of Public Records to individual contribution data collected from the Federal Election Commission.