| Siegel Long Public Affairs, LLC | AMERICA VOTES | Opposing | 2017-2018 |
| Siegel Public Affairs, LLC | America Votes | Opposing | 2017-2018 |
| Tierney, Martha Moore | America Votes | Opposing | 2017-2018 |
| Siegel Long Public Affairs, LLC | CIRC-Colorado Immigrant Rights Coaltion Action Fund | Opposing | 2017-2018 |
| Siegel Public Affairs, LLC | CIRC-Colorado Immigrant Rights Coaltion Action Fund | Opposing | 2017-2018 |
| Tierney, Martha Moore | Citizens for Integrity | Opposing | 2017-2018 |
| Siegel Public Affairs, LLC | Colorado Common Cause | Opposing | 2017-2018 |
| Hedges, Carol L | Colorado Fiscal Institute | Opposing | 2017-2018 |
| Siegel Long Public Affairs, LLC | Colorado Fiscal Institute | Opposing | 2017-2018 |
| Siegel Public Affairs LLC | Colorado Fiscal Institute | Opposing | 2017-2018 |
| Siegel Long Public Affairs, LLC | Conservation Colorado | Opposing | 2017-2018 |
| Siegel Public Affairs, LLC | Conservation Colorado | Opposing | 2017-2018 |
| Brandeberry McKenna Public Affairs | Denver Metro Chamber of Commerce | Supporting | 2017-2018 |
| Allied Agenda, LLC | League of Women Voters of Colorado | Opposing | 2017-2018 |
| Siegel Public Affairs, LLC | Siegel Public Affairs, LLC | Opposing | 2017-2018 |
| Oppenheim, David | State Innovation Exchange | Opposing | 2017-2018 |
| Fieldman, Samuel Louis | Wolf-PAC | Supporting | 2017-2018 |
| Monetta, Michael | Wolf-PAC | Supporting | 2017-2018 |
| Shen, John | Wolf-PAC | Supporting | 2017-2018 |
| Gonzalez, Amanda | common cause | Opposing | 2017-2018 |