| Siegel Long Public Affairs, LLC | 350 Colorado | Opposing | 2020-2021 |
| Siegel Public Affairs, LLC | 350 Colorado | Opposing | 2020-2021 |
| Ascent Strategies, LLC | AMERICAN CHEMISTRY COUNCIL | Supporting | 2020-2021 |
| The Fulcrum Group US LLC | Albertsons Safeway | Monitoring | 2020-2021 |
| DOME STRATEGIES | American Chemistry Council | Supporting | 2020-2021 |
| Populi Public Affairs LLC | American Chemistry Council | Supporting | 2020-2021 |
| Recht Kornfeld, P.C. | American Chemistry Council | Supporting | 2020-2021 |
| Hall, Erin | American Forest & Paper Association | Opposing | 2020-2021 |
| Twigg, George | Boulder County | Monitoring | 2020-2021 |
| Colorado Municipal League | COLORADO MUNICIPAL LEAGUE | Monitoring | 2020-2021 |
| Colorado Municipal League | COLORADO MUNICIPAL LEAGUE | Supporting | 2020-2021 |
| Squire Patton Boggs | Campaign for Recycling and the Environment | Supporting | 2020-2021 |
| Squire Patton Boggs (US) LLP | Campaign for Recycling and the Environment | Monitoring | 2020-2021 |
| Colorado Public Interest Research Group (CoPIRG) | CoPIRG and affiliates | Monitoring | 2020-2021 |
| Conwell, Allison Nichole | CoPIRG and affiliates | Monitoring | 2020-2021 |
| The Capstone Group, LLC | Colorado Beverage Assocation | Monitoring | 2020-2021 |
| The Capstone Group, LLC | Colorado Beverage Association | Monitoring | 2020-2021 |
| Cavan Consulting | Colorado Hemp Association | Monitoring | 2020-2021 |
| Sewald Hanfling Public Affairs | Colorado Hotel & Lodging Association | Monitoring | 2020-2021 |
| MacKillop, Meghan | Colorado Municipal League | Monitoring | 2020-2021 |
| MacKillop, Meghan | Colorado Municipal League | Supporting | 2020-2021 |
| Peak Government Affairs LTD. | Colorado Restaurant Association | Monitoring | 2020-2021 |
| Steinemann, Mollie B | Colorado Restaurant Association | Monitoring | 2020-2021 |
| Mendez, Barkis and Associates | Colorado Sierra Club | Monitoring | 2020-2021 |
| Mendez, Barkis and Associates | Colorado Sierra Club | Opposing | 2020-2021 |
| Siegel Long Public Affairs, LLC | Conservation Colorado | Opposing | 2020-2021 |
| Siegel Long Public Affairs, LLC | Conservation Colorado | Monitoring | 2020-2021 |
| Siegel Public Affairs, LLC | Conservation Colorado | Opposing | 2020-2021 |
| Siegel Public Affairs, LLC | Conservation Colorado | Monitoring | 2020-2021 |
| Tannenbaum, Sara Rose | Conservation Colorado | Monitoring | 2020-2021 |
| Aponte Public Affairs, Inc. | Counties & Commissioners Acting Together (CCAT) | Monitoring | 2020-2021 |
| Environment America, Inc. dba Environment Colorado and affiliates | Environment America, Inc. dba Environment Colorado and affiliates | Monitoring | 2020-2021 |
| Espinoza, Angelique Renee | Good Business Colorado | Monitoring | 2020-2021 |
| Espinoza, Angelique Renee | Good Business Colorado | Opposing | 2020-2021 |
| J William Artist & Associates, INC. | J . William Artist & Associates | Opposing | 2020-2021 |
| J William Artist & Associates, INC. | J William Artist & Associates | Monitoring | 2020-2021 |
| Fulcrum Group US | King Soopers | Monitoring | 2020-2021 |
| Allied Agenda, LLC | League of Women Voters of Colorado | Monitoring | 2020-2021 |
| Allied Agenda, LLC | League of Women Voters of Colorado | Supporting | 2020-2021 |
| DOME STRATEGIES | MILLERCOORS LLC | Monitoring | 2020-2021 |
| J. William Artist & Associates, Inc. | McDonalds Corporation | Opposing | 2020-2021 |
| Schultz Public Affairs, LLC | Recycle Colorado | Supporting | 2020-2021 |
| Sewald Hanfling Public Affairs | Republic Services | Opposing | 2020-2021 |
| Sewald Hanfling Public Affairs | Republic Services | Monitoring | 2020-2021 |
| Morse Public Affairs, LLC | Schultz Public Affairs | Opposing | 2020-2021 |
| Colorado Legislative Strategies | South Metro Denver Chamber | Supporting | 2020-2021 |
| Politicalworks, LLC | Tekni-Plex | Supporting | 2020-2021 |
| Hoover, Nicholas Adam | The Colorado Restaurant Association | Opposing | 2020-2021 |
| Hoover, Nicholas Adam | The Colorado Restaurant Association | Monitoring | 2020-2021 |
| Fulcrum Group US | Waste Management | Monitoring | 2020-2021 |