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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 ↓
2431International Association Of Plumbing And Mechanical Officials ›
DC
—$80K
2432International Association Of Venue Managers ›
TX
—$80K
2433Inveris Training Solutions ›
GA
—$80K
2434Invisio Communications ›
IL
—$80K
2435Jones Walker Llp (On Behalf Of Levanta Tech ) ›
DC
—$80K
2436K2 Space ›
CA
—$80K
2437King Aerospace ›
TX
—$80K
2438Knowmadics ›
VA
—$80K
2439Ko Consulting On Behalf Of Eastern Ohio Military Affairs Commission ›
OH
—$80K
2440Kongsberg Underwater Technology ›
WA
—$80K
2441Leonardo Us Cyber And Security Solutions Llc. (Formerly Selex Es Inc.) ›
NC
—$80K
2442Lexmark ›
KY
—$80K
2443Lexset ›
NY
—$80K
2444Liquidpiston ›
CT
—$80K
2445Maher & Associates Llc Dba Maher Advanced Manufacturing ›
MD
—$80K
2446Mantech ›
VA
—$80K
2447Map Large ›
GA
—$80K
2448Marotta Controls ›
NJ
—$80K
2449Marquette University ›
WI
—$80K
2450Maternal Mental Health Leadership Alliance ›
VA
—$80K
2451Meggitt ›
DC
—$80K
2452Metaltek ›
WI
—$80K
2453Metamagnetics Inc. (Fka Megamagnetics Inc.) ›
MA
—$80K
2454Microlink Devices ›
IL
—$80K
2455Mikel ›
MA
—$80K
2456Military Support Coalition ›
NC
—$80K
2457Military Wellness Initiative ›
DC
—$80K
2458Mla Associates On Behalf Of Clark Street Associates Llc On Behalf Of Qorvo ›
CA
—$80K
2459Montreat College ›
NC
—$80K
2460Morehouse College ›
GA
—$80K
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