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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
1801Gea Mechanical Equipment
NE
$150K
1802Giffords (Formerly Reporting As Americans For Responsible Solutions)
DC
$150K
1803Gradient Technology
MN
$150K
1804Huntington Ingalls Industries
VA
$70K$150K
1805Ideal Aerosmith
ND
$150K
1806Intuitive Machines
TX
$150K
1807Kratos Defense & Security Solution
CA
$150K
1808Lafayette Square Institute
DC
$150K
1809Las Vegas Grand Prix Inc. (And Its Affiliates)
NV
$150K
1810Leonardo Electronics
VA
$150K
1811Mark Iv Capital
NV
$150K
1812Metal Improvement
CA
$150K
1813Michigan Economic Development
MI
$150K
1814National Association Of Ordnance Contractors (Naoc)
VA
$150K
1815Navy Federal Credit Union
VA
$150K
1816Onsemi Swir Vision Systems (Fka Swir Vision Systems)
NC
$150K
1817Praeses
LA
$150K
1818Prescient Edge
VA
$150K
1819Project Biosecurity
CA
$150K
1820Siemens Government Technologies
VA
$150K
1821Skyryse
CA
$150K
1822Solar Stik
FL
$150K
1823Starfighters Space
FL
$150K
1824Stormquant
FL
$150K
1825Suffolk-northeast Construction
NY
$150K
1826Acutronic
PA
$150K
1827Thermoanalytics
MI
$150K
1828Thornhill Research Inc. Dba Thornhill Medical
ON
$150K
1829Ultra Intelligence & Communications
TX
$150K
1830United States Pharmacopeial Convention
MD
$150K
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