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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 ↑
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
◆ $46K$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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