| American Property Casualty Insurance Association | American Property Casualty Insurance Association | Amending | 2025-2026 |
| American Property Casualty Insurance Association | American Property Casualty Insurance Association | Supporting | 2025-2026 |
| Furman Political Strategies | American Property Casualty Insurance Association (APCIA) | Amending | 2025-2026 |
| Colorado Advocates, Inc. | Aurora Water Department | Opposing | 2025-2026 |
| Barnaby Street Holdings LLC. | Boulder Chamber | Monitoring | 2025-2026 |
| Colorado Municipal League | COLORADO MUNICIPAL LEAGUE | Monitoring | 2025-2026 |
| Colorado Municipal League | COLORADO MUNICIPAL LEAGUE | Opposing | 2025-2026 |
| Henderson, Allison Nicole | Center for Biological Diversity | Supporting | 2025-2026 |
| Henderson, Allison Nicole | Center for Biological Diversity Action Fund | Supporting | 2025-2026 |
| REES CONSULTING AND PUBLIC AFFAIRS | City of Aurora | Opposing | 2025-2026 |
| West Slope Strategies LLC | Clifton Water District | Opposing | 2025-2026 |
| OnTheBallot Consulting | Colorado Association of Conservation Districts | Opposing | 2025-2026 |
| Fulcrum Group US | Colorado Association of Home Builders | Monitoring | 2025-2026 |
| HB Strategies | Colorado Counties Inc. | Monitoring | 2025-2026 |
| J. Andrew Green & Assoc., Inc. | Colorado Counties Inc. | Monitoring | 2025-2026 |
| Donahue, Emma | Colorado Municipal League | Opposing | 2025-2026 |
| Donahue, Emma | Colorado Municipal League | Monitoring | 2025-2026 |
| Coleman Legislative Advocacy LLC | Colorado Rural Water Association | Opposing | 2025-2026 |
| Clark, Jacob Andrew | Colorado Springs Utilities | Opposing | 2025-2026 |
| Colorado Advocates, Inc. | Colorado Springs Utilities | Opposing | 2025-2026 |
| Means, Nicole | Colorado Springs Utilities | Opposing | 2025-2026 |
| Orf & Orf P.C. | Colorado Water Congress | Opposing | 2025-2026 |
| Orf & Orf PC | Colorado Water Congress | Opposing | 2025-2026 |
| Orrange Political Strategies, LLC | Colorado Water Congress | Opposing | 2025-2026 |
| Aghababian, Sidra Madeleine | Conservation Colorado | Opposing | 2025-2026 |
| Webster, Brien James | Conservation Colorado | Opposing | 2025-2026 |
| Webster, Brien James | Conservation Colorado | Monitoring | 2025-2026 |
| Hill, Andrew James | Denver Water | Opposing | 2025-2026 |
| Politicalworks LLC | Denver Water | Opposing | 2025-2026 |
| West Slope Strategies LLC | Grand Valley Water Users Association | Opposing | 2025-2026 |
| Swift Strategies LLC | Jefferson County | Opposing | 2025-2026 |
| JLH Consulting & Public Affairs, LLC | Jefferson County (Swift Strategies, LLC) | Opposing | 2025-2026 |
| Michelle, Bird Anna-Christina | Larimer County Government | Amending | 2025-2026 |
| BRANDEBERRY MCKENNA PUBLIC AFFAIRS | Northern Water | Opposing | 2025-2026 |
| West Slope Strategies LLC | Orchard Mesa Irrigation District | Opposing | 2025-2026 |
| Kelty Public Affairs LLC | Politicalworks, LLC (The Nature Conservancy) | Opposing | 2025-2026 |
| WALKER, CAROLE | ROCKY MOUNTAIN INSURANCE INFORMATION | Amending | 2025-2026 |
| BALCEROVICH, STEVE | South Metro Water Supply Authority | Opposing | 2025-2026 |
| Coleman Legislative Advocacy LLC | South Metro Water Supply Authority | Opposing | 2025-2026 |
| Singer, Jonathan S | The Boulder Chamber | Monitoring | 2025-2026 |
| Virtual Operations, LLC | The Boulder Chamber | Monitoring | 2025-2026 |
| West Slope Strategies LLC | Ute Water Conservancy District | Opposing | 2025-2026 |
| Gelay, Jessica | Western Resource Advocates | Opposing | 2025-2026 |
| MERIDIAN PUBLIC AFFAIRS LLC | Western Resource Advocates | Opposing | 2025-2026 |
| Meridian Public Affairs | Western Resources Advocates | Opposing | 2025-2026 |
| Rudy, Delaney E | Western Watersheds Project | Supporting | 2025-2026 |