Lobbying Disclosures

Senate LDA filings: firms, clients, lobbyists, issues, foreign entities, and PAC contributions.

Lobbying Firms
12,084
Clients
100,278
Filings
1,624,866
Years Covered
2007–2026

Browse by type.

Open a directory and follow the data.

Top spending clients.

Clients ranked by total reported lobbying expenses across all years.

Issue Areas
Issue Code Activities
Budget/Appropriations BUD 352,029
Health Issues HCR 234,964
Taxation/Internal Revenue Code TAX 227,465
Defense DEF 155,480
Transportation TRA 132,016
Energy/Nuclear ENG 127,443
Medicare/Medicaid MMM 113,587
Trade (domestic/foreign) TRD 105,743
Environment/Superfund ENV 90,225
Education EDU 86,376
Financial Institutions/Investments/Securities FIN 75,502
Agriculture AGR 72,993
Recent Filings
Firm → Client Year Amount
IQOM STRATEGIC ADVISORS, LLC CONSEJO COORDINADOR EMPRESARIAL 2026 $140,000
HAMMER ASSOCIATES, LLC HUBBS-SEAWORLD RESEARCH INSTITUTE 2025 $10,000
FRESENIUS KABI USA LLC FRESENIUS KABI USA LLC 2026 $1,100,000
HAMMER ASSOCIATES, LLC HUBBS-SEAWORLD RESEARCH INSTITUTE 2025 $10,000
SKYRYSE, INC. SKYRYSE, INC. 2026 $70,000
YORKTOWN SOLUTIONS IVANHOE ATLANTIC (FORMERLY HIGH POWER EXPLORATION INC.) 2026 $120,000
YORKTOWN SOLUTIONS IVANHOE ATLANTIC (FORMERLY HIGH POWER EXPLORATION INC.) 2025 $120,000
MCGUIREWOODS CONSULTING (A SUBSIDIARY OF MCGUIREWOODS LLP) AIS HEALTHCARE 2026 $20,000