PTThe Paper Trail Project

Crawlable public-record ranking

Largest Reported Lobbying Spenders

Organizations ranked by latest-year federal lobbying expenses or outside-firm income in synchronized LDA filings.

Rankings describe records in the current Paper Trail dataset. They do not establish causation, influence, or misconduct, and coverage varies by source and reporting period.

  1. 1Palantir Technologies2026 LDA filings in the current dataset$5.9M
  2. 2Oracle2026 LDA filings in the current dataset$5.2M
  3. 3General Atomics2026 LDA filings in the current dataset$5M
  4. 4Leidos2026 LDA filings in the current dataset$3.2M
  5. 5Centene Corporation2026 LDA filings in the current dataset$3M
  6. 6Cisco Systems2026 LDA filings in the current dataset$2.8M
  7. 7Fluor Corporation2026 LDA filings in the current dataset$2.4M
  8. 8Cencora2026 LDA filings in the current dataset$2.2M
  9. 9Cardinal Health2026 LDA filings in the current dataset$2.2M
  10. 10L3Harris Technologies2026 LDA filings in the current dataset$1.6M
  11. 11AECOM2026 LDA filings in the current dataset$1.4M
  12. 12Lockheed Martin2026 LDA filings in the current dataset$740K
  13. 13CVS Health2026 LDA filings in the current dataset$730K
  14. 14Dell Technologies2026 LDA filings in the current dataset$650K
  15. 15Microsoft2026 LDA filings in the current dataset$622.5K

For researchers

Cite this page

The Paper Trail Project. “Largest Reported Lobbying Spenders.” Accessed September 23, 2026. https://www.papertrailproject.org/rankings/lobbying-spenders

Methodology

Sources: U.S. Senate Lobbying Disclosure Act database. Verify consequential claims against the linked original records.