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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 ↓
1981San Diego State University Research Foundation ›
CA
—$120K
1982Sapa Transmission ›
MI
—$120K
1983Scaled Agile ›
CO
—$120K
1984Sceye ›
NM
—$120K
1985Schwan's ›
MN
◆ $8K$120K
1986Science Application ›
VA
—$120K
1987Scout Ai ›
CA
—$120K
1988Seaspan - Vancouver Shipyards ›
BC
—$120K
1989Sentrillion ›
VA
—$120K
1990Shift5 ›
VA
◆ $17K$120K
1991Shine Technologies (Fka Phoenix Llc) ›
WI
—$120K
1992Simplesense ›
NY
—$120K
1993Skysafe ›
CA
—$120K
1994Smart Shooter ›
VA
—$120K
1995Smt ›
CT
—$120K
1996Society For Industrial And Applied Mathematics ›
PA
—$120K
1997Solstice Advanced Materials ›
NJ
◆ $3K$120K
1998South 8 Technologies ›
CA
—$120K
1999South Texas Military Task Force ›
TX
—$120K
2000Southern Maryland Navy Alliance ›
MD
—$120K
2001Spartan Sealift ›
WA
—$120K
2002Sparton ›
FL
—$120K
2003St. Landry Parish ›
LA
—$120K
2004State Of Hawaii Department Of Transportation ›
HI
—$120K
2005State Of South Dakota (Office Of The Governor) ›
SD
—$120K
2006Steel Founders' Society Of America ›
IL
—$120K
2007Str ›
MA
—$120K
2008Strategic Alliance Consulting ›
VA
—$120K
2009Strategic Technology Consulting ›
VA
—$120K
2010Surf Air ›
CA
—$120K
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