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Money in politics

Lobbying

3,438 companies · $1.8B · 171 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.

Filtered to Defense & Aerospaceclear sector
#CompanySectorsPAC donationsLobbying spend
1651Suffolk-northeast Construction
NY
$150K
1652Acutronic
PA
$150K
1653Thermoanalytics
MI
$150K
1654Thornhill Research Inc. Dba Thornhill Medical
ON
$150K
1655Ultra Intelligence & Communications
TX
$150K
1656United States Pharmacopeial Convention
MD
$150K
1657Varda Space Industries Inc. Dba Varda
CA
$150K
1658Verkada
CA
$150K
1659Votevets Action Fund
DC
$140K$150K
1660Voyager Technologies
CO
$150K
1661Vulcanforms
MA
$150K
1662Wpc Technologies
WI
$150K
1663Nuclear Threat Initiative
DC
$148K
1664Ksat
CO
$147K
16653d
SC
$145K
1666Altana Technologies
DC
$145K
1667Hillsborough County Aviation Authority
FL
$144K
1668Pierce County
WA
$144K
1669Somalogic Operating
CO
$144K
1670Albacore Ocean
NY
$140K
1671Anfield Resources
UT
$140K
1672Association For Uncrewed Vehicles
VA
$140K
1673Avalanche Energy
WA
$140K
1674Avx Aircraft
TX
$140K
1675Bedrock Ocean Exploration
CA
$140K
1676Beretta
MD
$140K
1677Bigbear.ai (Formerly Ask Sage)
VA
$140K
1678Black Moon Energy
TX
$140K
1679Cal Poly
CA
$140K
1680Codeiak Innovation Llc On Behalf Of Knowmadics
VA
$140K
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