U.S. Wealth WatcherCelebrating Political Fortunes
Money in politics

Lobbying

17,985 companies · $5.6B · 982 also fund a PAC

Companies don’t just donate — they hire lobbyists to push (or block) legislation. Federal law makes them disclose it. This ranks the companies and groups that spent the most lobbying Washington in 2025, drawn from Senate Lobbying Disclosure Act filings.

Spend is the company’s total for the year across everything they lobbied on (the law doesn’t break it down per bill). The ◆ PAC column shows what the same company’s political action committee gives to candidates — the ones doing both, spending to shape laws and funding the people who write them, are worth a closer look.

#CompanySectorsPAC donationsLobbying spend
16021Indiana Conservation Voters
IN
$30K
16022Indiana University Of Pennsylvania
PA
$30K
16023Indigov
DC
$30K
16024Indo-mim
PA
$30K
16025Industrious Labs
MD
$30K
16026Inkit Worldwide $30K
16027Innova Nanojet Technologies $30K
16028Innovative Vaccine Technologies
UT
$30K
16029Insmed
NJ
$30K
16030Institute For Marine Mammal Studies
MS
$30K
16031Institute For Responsible Housing Preservation
DC
$30K
16032Institute For Veterans And Military Families At Syracuse University
NY
$30K
16033Intelligent Mapping
UT
$30K
16034Inter Tribal Association Of Arizona
AZ
$30K
16035International Association Of Sheet Metal Air Rail And Transportation Workers
DC
$30K
16036International Group Of P&i Clubs $30K
16037International Intellectual Property Alliance
DC
$30K
16038Intrinsic Therapeutics
MA
$30K
16039Intrinsic Therapeutics
MA
$30K
16040Inx International Ink
IL
$30K
16041Iperformx
CA
$30K
16042Iroquois Gas Transmission System
CT
$30K
16043J. Derenzo Companies
MA
$30K
16044J.a. Green And Company (For Shield Ai)
DC
$30K
16045J.r. Simplot
ID
$10K$30K
16046James J. Anderson Construction
PA
$30K
16047Jdm Solutions
AL
$30K
16048Jet
MD
$30K
16049Jetblue
DC
$30K
16050Johnsonville Sausage
WI
$30K
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