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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 ↓
811Rtx ›
VA
—$295K
812908 Devices ›
MA
—$290K
813Altaeros Energies ›
MA
—$290K
814Bell Legal ›
SC
—$290K
815Birdon America ›
CO
—$290K
816Clark Street Associates On Behalf Of Ionq ›
DC
—$290K
817De Beers Uk Limited (Dbuk) ›—$290K
818Firefly Aerospace ›
TX
—$290K
819Golden West Food ›
CA
—$290K
820Mark Barnes Associates (Dba Dillon Aero Inc.) ›
AZ
—$290K
821Mitsubishi Heavy Industries America ›
TX
—$290K
822North Carolina Military Affairs Commission ›
NC
—$290K
823Quantum Corridor ›
IN
—$290K
824Tonix Pharmaceuticals ›
NY
—$290K
825Wsp Usa (Fka As Parsons Brinckerhoff Inc.) ›
DC
—$290K
826Circinus ›
VA
—$285K
827Abbott ›
CA
—$280K
828American Bus Association ›
DC
—$280K
829American Pacific ›
UT
—$280K
830Ansys ›
PA
—$280K
831Bae Systems Land & Armaments ›
VA
—$280K
832Blacksea Technologies ›
MD
—$280K
833Bollinger Shipyards ›
LA
—$280K
834City Of Phoenix Az ›
AZ
—$280K
835Coorstek ›
CO
—$280K
836Corvias Military Living ›
RI
—$280K
837Eaglepicher Technologies ›
MO
—$280K
838Florida Atlantic University ›
FL
—$280K
839Future Defense ›
VA
—$280K
840Impulse Space ›
CA
—$280K
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