| Client | Filings | Expenses |
|---|---|---|
| CHAMBER OF COMMERCE OF THE U.S.A. | 92 | $1,373,326,000 |
| NATIONAL ASSOCIATION OF REALTORS | 26 | $421,600,000 |
| AMERICAN MEDICAL ASSOCIATION | 81 | $387,202,000 |
| BOEING COMPANY | 87 | $289,667,000 |
| BUSINESS ROUNDTABLE INC | 53 | $257,910,000 |
| GOOGLE CLIENT SERVICES LLC | 79 | $221,520,000 |
| AARP | 71 | $198,489,000 |
| AMERICAN HOSPITAL ASSOCIATION | 47 | $196,100,000 |
| NATIONAL ASSOCIATION OF MANUFACTURERS | 83 | $192,488,062 |
| AMAZON.COM SERVICES LLC | 51 | $172,430,000 |
| Firm | Filings | Income |
|---|---|---|
| CAPITOL HILL PARTNERS | 815 | $8,568,831 |
| INVARIANT LLC | 680 | $41,920,000 |
| TIBER CREEK GROUP | 532 | $27,335,500 |
| BROWNSTEIN HYATT FARBER SCHRECK, LLP | 467 | $26,050,000 |
| MEHLMAN CONSULTING, INC. | 461 | $22,910,000 |
| ULMAN PUBLIC POLICY & FEDERAL RELATIONS | 454 | $4,210,000 |
| SQUIRE PATTON BOGGS | 428 | $14,800,000 |
| VAN SCOYOC ASSOCIATES | 372 | $10,915,000 |
| AVOQ, LLC | 362 | $20,390,000 |
| FORBES-TATE | 360 | $17,370,000 |
| Year | Filings |
|---|---|
| 2026 | 1,010 |
| 2025 | 4,098 |
| 2024 | 4,195 |
| 2023 | 4,270 |
| 2022 | 4,432 |
| 2021 | 4,353 |
| 2020 | 3,521 |
| 2019 | 3,211 |
| 2018 | 3,180 |
| 2017 | 3,147 |
| 2016 | 3,237 |
| 2015 | 2,925 |
| 2014 | 2,755 |
| 2013 | 2,535 |
| 2012 | 2,666 |
| 2011 | 2,897 |
| 2010 | 3,353 |
| 2009 | 3,809 |
| 2008 | 2,877 |
| 2007 | 1,481 |