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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
1861American Suppressor Association
GA
$160K
1862Argo Space
CA
$160K
1863Asm Materials Education
OH
$160K
1864Association Of Universities For Research In Astronomy
MD
$160K
1865Atrium
NC
$160K
1866Auriga Space
CA
$160K
1867Beehive Industries
CO
$160K
1868Berry Aviation
TX
$160K
1869Bluesky Innovations
FL
$160K
1870Bounce Imaging
NY
$160K
1871Brady Campaign To Prevent Gun Violence
DC
$160K
1872Bren-tronics (An Enersys Company)
NY
$160K
1873California Nanotechnologies
CA
$160K
1874Camgian
MS
$160K
1875Cape
VA
$160K
1876Cedars-sinai Medical Center
CA
$160K
1877Cellphire
MD
$160K
1878Central Association For The Blind And Visually Impaired (Cabvi)
NY
$160K
1879Cerus
CA
$160K
1880Children's Hospital Of The King's Daughters
VA
$160K
1881Chugach Alaska
AK
$20K$160K
1882Cie Manufacturing
CA
$160K
1883City Of Greensboro Nc
NC
$160K
1884City Of San Jose Ca
CA
$160K
1885Clark County Nv (Office Of The County Manager)
WA
$160K
1886Cloudflare
CA
$160K
1887Cmc Pharmaceuticals
OH
$160K
1888Colonial Pipeline
TX
$160K
1889Colosseum Rare Metals Inc. (Fka Dateline Resources Limited) $160K
1890Colt's Manufacturing
CT
$160K
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