
Biggest Lobbying Firms by Revenue 2025: Top 10 Ranked
Ballard Partners led 2025 federal lobbying with $88.2M in revenue, ahead of Brownstein, BGR and Akin Gump. The top 10 biggest lobbying firms by revenue, ranked.

Ballard Partners led 2025 federal lobbying with $88.2M in revenue, ahead of Brownstein, BGR and Akin Gump. The top 10 biggest lobbying firms by revenue, ranked.

The U.S. Chamber of Commerce reported $72.1M in federal lobbying in 2025, ahead of Realtors, PhRMA, Business Roundtable and the AHA. The biggest lobbying groups ranked.

EPR's directory of leading federal lobbying firms: profiles of Ballard, Brownstein, BGR, Akin Gump, Cornerstone, Holland & Knight, Squire Patton Boggs and Van Scoyoc, plus AI lobbying, FARA, and how modern firms operate.

EPR's hub for government relations and lobbying: 2025 spending, the biggest groups and firms, FARA and country lobbying maps, AI lobbying and coalition strategy.

Meta led 2025 AI lobbying at $26.29M. In Q2 2026 Anthropic spent $1.97M and OpenAI $1.2M, and Anthropic's first-half total passed its entire 2025 spend.