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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 ↓
1381Smiths Detection ›
DC
—$180K
1382Solugen ›
TX
—$180K
1383Systematic ›
VA
—$180K
1384Taylor Defense Products ›
MS
—$180K
1385Tenax Aerospace ›
MS
—$180K
1386Friedkin ›
TX
—$180K
1387U.s. Battery Machine Builders ›
DC
—$180K
1388University Of Arizona ›
AZ
—$180K
1389University Of Louisiana At Lafayette Foundation ›
LA
—$180K
1390Us Marine Management ›
VA
—$180K
1391Us Vanadium ›
AR
—$180K
1392V2x Inc. (Formerly Known As Vertex Aerospace) ›
MS
—$180K
1393Valley Presbyterian Hospital ›
CA
—$180K
1394Vantor Holdings Inc. (Formerly Maxar Intelligence) ›
CO
—$180K
1395Virta Health ›
CO
—$180K
1396Weapons And Tactics Alliance ›
FL
—$180K
1397Wisconsin Hospital Association ›
WI
—$180K
1398X-bow Launch ›
NM
—$180K
1399Xerion Advanced Battery ›
OH
—$180K
1400Aml Rightsource ›
OH
—$175K
1401Bipartisan Commission On Biodefense ›
DC
—$175K
1402Redshred ›
MD
—$175K
1403City Of Tucson ›
TX
—$170K
1404Advanced Technology ›
VA
—$170K
1405Agile Space Industries ›
CO
—$170K
1406Biostl ›
MO
—$170K
1407Brighton Marine ›
MA
—$170K
1408Cerion ›
NY
—$170K
1409Children's Hospital Colorado ›
CO
—$170K
1410Commercial Drone Alliance ›
DC
—$170K
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