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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
2251Kansas Department Of Commerce
KS
$90K
2252Katalyst Space Technologies
AZ
$90K
2253Magrathea Metals
CA
$90K
2254Materials Structures Composites
AL
$90K
2255Metropolitan Airports Commission
MN
$90K
2256Monte Sano Research
AL
$90K
2257Mp Materials
NV
$90K
2258National Veteran Small Business Coalition
DC
$90K
2259Nuvera Fuel Cells
MA
$90K
2260Peterson's
CO
$90K
2261Physical Sciences
MA
$90K
2262Poettker Construction
IL
$90K
2263Port Tampa Bay
FL
$90K
2264Red Cat
PR
$90K
2265Robotic Research Opco Llc Dba Forterra (Fka Robotic Research)
MD
$90K
2266Rose Bowl Operating
CA
$90K
2267Satcom Direct Government
FL
$90K
2268Securityscorecard
NY
$90K
2269Seemann Composites
MS
$90K
2270Semi (Formerly Flextech Alliance)
CA
$90K
2271Servius
FL
$90K
2272Sixteen Thirty Fund On Behalf Of Paid Leave For All
DC
$90K
2273Space Florida
FL
$90K
2274Steptoe & Johnson Llp On Behalf Of The University Of Tulsa
DC
$90K
2275Stronghold Sof Solutions
FL
$90K
2276Student Freedom Initiative
DC
$90K
2277Technology Advancement
VA
$90K
2278American Foundry Society
IL
$90K
2279Dionne Company On Behalf Of Armada
DC
$90K
2280Third Wave
MN
$90K
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