Client
Represented in 7 states by 25 firms.
| Represented by | State | Since | Until |
|---|---|---|---|
| American Petroleum Institute | Colorado | 2014-06-01 | current |
| Brownstein Hyatt Farber Schreck, LLP | Colorado | 2019-03-12 | current |
| Capitol Focus, LLC | Colorado | 2017-12-04 | current |
| HB Strategies | Colorado | 2019-03-20 | current |
| Prendergast, Justin Prendergast, Justin | Colorado | 2023-07-01 | current |
| Schwartz, Kait | Colorado | 2023-07-01 | current |
| Granger, Lynn | Colorado | 2019-09-01 | current |
| Griesmer, Timothy | Colorado | 2024-10-15 | current |
| BENTLEY, TRACEE M | Colorado | 2015-03-30 | current |
| Cornerstone | Delaware | 01/02/2025 | Indefinite |
| Cornerstone Government Affairs, Inc. Bernie Marczyk · Jenna Sublett | Delaware | 12/22/2020 | Indefinite |
| Elizabeth Van-Holt Elizabeth Van-Holt | Iowa | — | current |
| Mitchell Tardy Jackson | Maine | — | current |
| Fraser, David Fraser, David | Minnesota | — | current |
| Karbo, Michael S Karbo, Michael S | Minnesota | — | current |
| LOWELL RIDGEWAY | North Dakota | — | current |
| RON NESS | North Dakota | — | current |
| American Petroleum Institute | New York | 2019-01-01 | 2026-12-31 |
| BOLTON ST. JOHNS, LLC | New York | 2019-01-01 | 2020-12-31 |
| BROWN & WEINRAUB, PLLC | New York | 2021-01-01 | 2023-12-31 |
| BROWN & WEINRAUB ADVISORS, LLC | New York | 2023-01-01 | 2026-12-31 |
| DDC PUBLIC AFFAIRS | New York | 2019-03-01 | 2019-06-30 |
| EMPIRE ADVOCATES LLC | New York | 2019-03-01 | 2019-12-31 |
| TLM ASSOCIATES LLC | New York | 2018-01-01 | 2020-12-31 |
| Yellowstone Associates | New York | 2019-05-01 | 2019-06-30 |
Individual lobbyists are listed under the firm that filed for them. A blank "until" means the registration was still open in the most recent filing we hold.