Who funds Congress

By sector

1. Finance, Insurance & Real Estate
   $210M
2. Party & Candidate Committees
   $154M
3. Health
   $127.8M
4. Labor
   $113.3M
5. Ideological & Single-Issue
   $103.6M
6. Energy & Natural Resources
   $93M
7. Agribusiness
   $80.6M
8. Communications & Technology
   $64.4M
9. Misc Business
   $59.8M
10. Transportation
    $54.9M
11. Defense
    $43.6M
12. Construction
    $20M
13. Unknown
    $13.5M
14. Lawyers & Lobbyists
    $11.9M
15. Education
    $2.6M

Biggest givers

1. National Association of RealtorsFinance, Insurance & Real Estate
   $9.3M
2. National Beer Wholesalers AssociationAgribusiness
   $7.1M
3. American Israel Public Affairs CommitteeIdeological & Single-Issue
   $7.1M
4. American Crystal Sugar CompanyAgribusiness
   $6.6M
5. America's Credit UnionsFinance, Insurance & Real Estate
   $6.3M
6. American Bankers AssociationFinance, Insurance & Real Estate
   $6.2M
7. National Automobile Dealers AssociationTransportation
   $5.9M
8. American Federation of State, County and Municipal Employees, AFL-CIOLabor
   $5.3M
9. Council of Insurance Agents and BrokersFinance, Insurance & Real Estate
   $5.2M
10. Home DepotMisc Business
    $5.1M
11. International Association of Machinists and Aerospace WorkersLabor
    $5.1M
12. Honeywell InternationalDefense
    $5M
13. American Council of Engineering CompaniesConstruction
    $5M
14. American Institute of Certified Public AccountantsFinance, Insurance & Real Estate
    $4.9M
15. National Air Traffic Controllers AssociationLabor
    $4.8M

All organizations

Biggest outside spenders

Super PACs and other groups' ads for and against current members.

1. Clf
   $233.3M
2. Slf PAC
   $192.3M
3. Winsenate
   $162.1M
4. Hmp
   $134.9M
5. Americans for Prosperity Action, Inc. (Afp Action) Dba Cva Action and Dba Libre Action
   $105.1M
6. Defend American Jobs
   $82.2M
7. Nrcc
   $66.9M
8. Smp
   $55M
9. United Democracy Project ('Udp')
   $50.9M
10. Dccc
    $48.9M
11. Club for Growth Action
    $48.6M
12. Nrsc
    $46M

Biggest donors to outside spenders

1. Smpcommittee
   $402M
2. Elon MuskSpace Exploration Technologies Corp.
   $286.1M
3. Future Forward USA Actionorganization
   $269.7M
4. Majority Forwardorganization
   $240.4M
5. Timothy MellonSelf-Employed
   $217M
6. Richard UihleinUline
   $190.4M
7. Jeff YassSig
   $185.9M
8. Kenneth GriffinCitadel Investment Group
   $165.8M
9. Fairshakecommittee
   $156.3M
10. House Majority Forwardorganization
    $144.1M
11. American Action Networkorganization
    $126M
12. One Nationorganization
    $111.8M

All big donors