| Leathwood, Heidi | 350 Colorado | Opposing | 2025-2026 |
| Legacy Consulting Colorado | 350 Colorado | Opposing | 2025-2026 |
| West, Carly | API | Supporting | 2025-2026 |
| Capitol Focus, LLC | American Petroleum Institute | Supporting | 2025-2026 |
| Griesmer, Timothy | American Petroleum Institute | Supporting | 2025-2026 |
| Colorado Advocates, Inc. | Atmos Energy | Monitoring | 2025-2026 |
| Angie Binder | Atmos Energy Corporation | Supporting | 2025-2026 |
| RUZZIN, MARK | BOULDER COUNTY | Opposing | 2025-2026 |
| Capitol Success Group | Black Hills Corporation | Amending | 2025-2026 |
| Thompson Cassidy, Sara R | Black Hills Energy | Amending | 2025-2026 |
| Wagner Morgan Strategies, LLC | Black Hills Energy | Amending | 2025-2026 |
| Copeland, Cindy | Boulder County | Opposing | 2025-2026 |
| OnTheBallot Consulting | Colorado Alliance of Mineral and Royalty Owners | Supporting | 2025-2026 |
| Morse Public Affairs, LLC | Colorado Communities for Climate Action (CC4CA) | Opposing | 2025-2026 |
| Schultz Public Affairs, LLC | Colorado Communities for Climate Action (CC4CA) | Opposing | 2025-2026 |
| Recht Kornfeld PC | Colorado Natural Gas | Supporting | 2025-2026 |
| Brownstein Hyatt Farber Schreck, LLP | Colorado Oil and Gas Association | Supporting | 2025-2026 |
| Granger, Lynn | Colorado Oil and Gas Association | Supporting | 2025-2026 |
| Piggott, Jackson Ryan | Colorado Oil and Gas Association | Supporting | 2025-2026 |
| Clark, Jacob Andrew | Colorado Springs Utilities | Monitoring | 2025-2026 |
| Means, Nicole | Colorado Springs Utilities | Monitoring | 2025-2026 |
| Sherman, Paul | Conservation Colorado | Opposing | 2025-2026 |
| Siegel Long Public Affairs, LLC | Conservation Colorado | Opposing | 2025-2026 |
| Kemp, Megan Hope | Earthjustice | Opposing | 2025-2026 |
| Mendez, Barkis and Associates | GreenLatinos | Opposing | 2025-2026 |
| Meridian Public Affairs LLC | Healthy Air and Water Colorado | Opposing | 2025-2026 |
| Capitol Solutions/Sandra Hagen Solin | NORTHERN COLO LEGIS ALLIANCE | Supporting | 2025-2026 |
| Gilchrist, Sam | Natural Resources Defense Council | Opposing | 2025-2026 |
| Siegel Long Public Affairs, LLC | Natural Resources Defense Council | Opposing | 2025-2026 |
| Waller Consulting LLC | Pikes Peak Regional Building Department | Monitoring | 2025-2026 |
| Curry, Rebecca Lynn | Rewiring America | Opposing | 2025-2026 |
| Mendez, Barkis and Associates | Sierra Club - Colorado | Opposing | 2025-2026 |
| Siegel Long Public Affairs, LLC | Southwest Energy Efficiency Program | Opposing | 2025-2026 |
| Siegel Long Public Affairs, LLC | Southwest Energy Efficiency Project | Opposing | 2025-2026 |
| Novel Strategies, LLC | Voces Unidas Action Fund | Opposing | 2025-2026 |
| Barroso, Parks Jose | Western Resource Advocates | Opposing | 2025-2026 |
| Tellinghuisen, Stacy Fawn | Western Resource Advocates | Opposing | 2025-2026 |
| Colorado Advocates, Inc. | Williams Companies | Monitoring | 2025-2026 |