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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
2761Empire State Development
NY
$360K
2762Flock Safety
GA
$360K
2763General Atomics Electromagnetic
AL
$360K
2764Greater Cleveland Partnership
OH
$360K
2765Guidehouse
DC
$360K
2766Hadrian Automation
CA
$360K
2767Hermeus
GA
$360K
2768National Association Of Children's Hospitals
DC
$360K
2769Oceansound Partners
NY
$360K
2770Pharmavite
CA
$360K
2771Phoenix Tailings
MA
$360K
2772Reform Government Surveillance
DC
$360K
2773Stratolaunch
CA
$360K
2774Metals $360K
2775United States Pharmacopeial Convention
MD
$360K
2776Ursa Major Technologies
CO
$360K
2777Ohio State University
DC
$363K
2778International Federation Of Professional And Technical Engineers (Ifpte)
DC
$365K
2779National Industries For The Blind
VA
$365K
2780Associated Equipment Distributors
IL
$10K$370K
2781Association Of Metropolitan Water Agencies
DC
$370K
2782Battery Materials And Technology Coalition
DC
$370K
2783Biomass Energy Systems Inc. (Besi)
IL
$370K
2784Chugach Alaska
AK
$20K$370K
2785Cook Inlet Region Incorporated (Ciri)
AK
$370K
2786Defenders Of Wildlife
DC
$370K
2787Hawkeye 360
VA
$370K
2788Infinera
CA
$370K
2789Securing Americas Future Energy Alliance
DC
$370K
2790Skydio
CA
$370K
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