| Aloria Governmental Affairs | AUDUBON ROCKIES | Monitoring | 2019-2020 |
| Schultz Public Affairs, LLC | Adams County | Supporting | 2019-2020 |
| The Fulcrum Group US LLC | Albertsons Safeway | Monitoring | 2019-2020 |
| DOME STRATEGIES | American Chemistry Council | Supporting | 2019-2020 |
| DOME STRATEGIES | American Chemistry Council | Monitoring | 2019-2020 |
| Serlin Haley LLP | American Institute for Packaging and Environment (AMERIPEN) | Amending | 2019-2020 |
| Markuson, Chris | BlueGreen Alliance | Supporting | 2019-2020 |
| Twigg, George | Boulder County | Supporting | 2019-2020 |
| Twigg, George | Boulder County | Monitoring | 2019-2020 |
| Colorado Legislative Strategies | COLORADO SCHOOL OF MINES | Monitoring | 2019-2020 |
| Brandeberry McKenna Public Affairs | City and County of Denver | Supporting | 2019-2020 |
| Lane, Anne Sander | City and County of Broomfield | Supporting | 2019-2020 |
| Swift Strategies LLC | City and County of Denver | Supporting | 2019-2020 |
| Capitol Capital Partners LLC | City of Aurora | Monitoring | 2019-2020 |
| REES CONSULTING AND PUBLIC AFFAIRS | City of Aurora | Monitoring | 2019-2020 |
| SEADER, SANDRA L. | City of Longmont | Supporting | 2019-2020 |
| Bowditch & Cassell Public Affairs | City of Northglenn | Supporting | 2019-2020 |
| Deborah A. Wagner, LLC | City of Trinidad | Monitoring | 2019-2020 |
| Colorado Public Interest Research Group (CoPIRG) | CoPIRG and affiliates | Supporting | 2019-2020 |
| The Capstone Group, LLC | Colorado Beverage Assocation | Supporting | 2019-2020 |
| The Capstone Group, LLC | Colorado Beverage Association | Supporting | 2019-2020 |
| Votoupal Government Affairs LLC | Colorado Cleantech Industry Association | Supporting | 2019-2020 |
| Schultz Public Affairs, LLC | Colorado Communities for Climate Action: CC4CA | Supporting | 2019-2020 |
| Steinemann, Mollie B | Colorado Restaurant Association | Monitoring | 2019-2020 |
| Mendez, Barkis and Associates | Colorado Sierra Club | Supporting | 2019-2020 |
| J. Andrew Green & Assoc., Inc. | Colorado Springs Chamber of Commerce and EDC | Monitoring | 2020-2021 |
| Caldwell, Alan Elias | Colorado State Grange | Supporting | 2019-2020 |
| Recht Kornfeld PC | CompTia | Monitoring | 2019-2020 |
| Recht Kornfeld, P.C. | CompTia | Monitoring | 2019-2020 |
| Belgard, Katie A | Conservation Colorado | Supporting | 2019-2020 |
| Mayott-Guerrero, Sophia M | Conservation Colorado | Supporting | 2019-2020 |
| Nordini, Kelly | Conservation Colorado | Supporting | 2019-2020 |
| Moldovan, Karen | Good Business Colorado | Supporting | 2019-2020 |
| Hicks & Associates | Institute of Scrap Recycling Industries, Inc. | Monitoring | 2019-2020 |
| J William Artist & Associates, INC. | J . William Artist & Associates | Amending | 2019-2020 |
| Allied Agenda, LLC | League of Women Voters of Colorado | Supporting | 2019-2020 |
| Nedell, Susan | Natural Resources Defense Council | Supporting | 2019-2020 |
| Schultz Public Affairs, LLC | Recycle Colorado | Supporting | 2019-2020 |
| Sewald Hanfling Public Affairs | Republic Services | Monitoring | 2020-2021 |
| Bowditch & Cassell Public Affairs | Rocky Mountain Farmers Union | Supporting | 2019-2020 |
| Morse Public Affairs, LLC | Schultz Public Affairs | Supporting | 2019-2020 |
| Political Advocacy, Inc | Schultz Public Affairs | Supporting | 2019-2020 |
| Fulcrum Group US | Special District Assn. of Colorado | Monitoring | 2019-2020 |
| Hoover, Nicholas Adam | The Colorado Restaurant Association | Monitoring | 2019-2020 |
| Fulcrum Group US | Waste Management | Monitoring | 2019-2020 |
| Western Colorado Alliance | Western Colorado Alliance | Supporting | 2019-2020 |