Jonathan Pyatt is named as a lobbyist on federal disclosure filings for 16 clients through Mercury Public Affairs, LLC and 1 other registrant. The most recent filing naming them posted in November 2026. Issues reported include Financial Institutions/Investments/Securities, Energy/Nuclear, Science/Technology and Agriculture.
Filers must list covered executive or legislative branch positions held. As filed:
| Client | Registrant | Latest | Issues |
|---|---|---|---|
| SOLANA POLICY INSTITUTE | MERCURY PUBLIC AFFAIRS, LLC | Q3 2026 | Financial Institutions/Investments/Securities |
| OPEN AI | MERCURY PUBLIC AFFAIRS, LLC | Q3 2026 | Science/Technology |
| ONE EARTH SEQUESTATION LLC | MERCURY PUBLIC AFFAIRS, LLC | Q3 2026 | Transportation |
| LINEBARGER GOGGAN BLAIR & SAMPSON | MERCURY PUBLIC AFFAIRS, LLC | Q3 2026 | Taxation/Internal Revenue Code |
| ILLINOIS STATE UNIVERSITY | MERCURY PUBLIC AFFAIRS, LLC | Q3 2026 | Education |
| SOYBEAN GROWERS (FKA ILLINOIS SOYBEAN ASSOCIATION) | MERCURY PUBLIC AFFAIRS, LLC | Q3 2026 | Trade (domestic/foreign), Agriculture, Fuel/Gas/Oil |
| CEDAR INNOVATION FOUNDATION | MERCURY PUBLIC AFFAIRS, LLC | Q3 2026 | Financial Institutions/Investments/Securities |
| AMEREN SERVICE CORPORATION FKA AMEREN | MERCURY PUBLIC AFFAIRS, LLC | Q3 2026 | Utilities, Energy/Nuclear |
| BUTTON BOWL LLC | MERCURY PUBLIC AFFAIRS, LLC | Q3 2026 | Health Issues |
| SUSTAINABLE ADVANCED BIOFUEL REFINERS (SABR) | MERCURY PUBLIC AFFAIRS, LLC | Q3 2026 | Agriculture, Taxation/Internal Revenue Code, Fuel/Gas/Oil |
| PARASOL COOPERATIVE | MERCURY PUBLIC AFFAIRS, LLC | Q3 2026 | Science/Technology, Health Issues, Budget/Appropriations |
| FIELD MUSEUM OF CHICAGO | MERCURY PUBLIC AFFAIRS, LLC | Q3 2026 | Indian/Native American Affairs, Budget/Appropriations |
| UCB, INC. | VENN STRATEGIES | Q1 2025 | Health Issues |
| PARTNERSHIP FOR PART D ACCESS | VENN STRATEGIES | Q1 2025 | Medicare/Medicaid |
| EMPLOYEE-OWNED S CORPORATIONS OF AMERICA | VENN STRATEGIES | Q1 2025 | Taxation/Internal Revenue Code |
| ELI LILLY AND COMPANY | VENN STRATEGIES | Q1 2025 | Health Issues |
| Year | Clients | Registrants |
|---|---|---|
| 2026 | 12 | 1 |
| 2025 | 11 | 2 |
| Year | Items | Total |
|---|---|---|
| 2026 | 5 | $4K |
Pay is not disclosed for individual lobbyists. Filings do not confirm that records with the same name are one person, so this page may combine people who share the name Jonathan Pyatt. See the Capitol Clarity rankings and method.