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Money in politics

Lobbying

3,438 companies · $1.8B · 258 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 ↑
2611United Service Organizations ›—$280K
2612Vanta ›
CA
—$280K
2613Circinus ›
VA
—$285K
2614908 Devices ›
MA
—$290K
2615Altaeros Energies ›
MA
—$290K
2616Bell Legal ›
SC
—$290K
2617Birdon America ›
CO
—$290K
2618Clark Street Associates On Behalf Of Ionq ›
DC
—$290K
2619De Beers Uk Limited (Dbuk) ›—$290K
2620Firefly Aerospace ›
TX
—$290K
2621Golden West Food ›
CA
—$290K
2622Mark Barnes Associates (Dba Dillon Aero Inc.) ›
AZ
—$290K
2623Mitsubishi Heavy Industries America ›
TX
—$290K
2624North Carolina Military Affairs Commission ›
NC
—$290K
2625Quantum Corridor ›
IN
—$290K
2626Tonix Pharmaceuticals ›
NY
—$290K
2627Wsp Usa (Fka As Parsons Brinckerhoff Inc.) ›
DC
—$290K
2628Rtx ›
VA
—$295K
2629Safire Technology ›
VA
—$296K
2630Human Rights First ›
NY
—$297K
2631Dpwn Holdings (Usa) Inc. (Formerly Known As Deutsche Post World Net-usa Inc.) ›
DC
—$299K
2632202 Group Bluevoyant Federal ›
DC
—$300K
2633American Flood Coalition Action ›
DC
—$300K
2634Biomade ›
MN
—$300K
2635Capstone Usa Advisory ›
NY
—$300K
2636Children's National Medical Center ›
DC
—$300K
2637Coherent ›
PA
—$300K
2638Colorado School Of Mines ›
CO
—$300K
2639Cure Sma ›
IL
—$300K
2640Global Arm ›
MD
—$300K
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