Ellen Riker
364
Total Filings
1
Firms
6
Clients
7
Issue Areas
Activity by Year
| Year | Filings | Clients |
|---|---|---|
| 2020 | 63 | 4 |
| 2021 | 62 | 4 |
| 2022 | 72 | 5 |
| 2023 | 62 | 5 |
| 2024 | 52 | 4 |
| 2025 | 53 | 4 |
Firms
Artemis Policy Group LLC364 filings
Top Clients
The Hemophilia Alliance83 filings
National Association of Epilepsy Centers52 filings
American Society of Hematology48 filings
Data Sources: Senate LDA Filings
Last updated: February 2026
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