| Siegel Public Affairs, LLC | AFT Colorado | Monitoring | 2018-2019 |
| Siegel Long Public Affairs, LLC | AMERICA VOTES | Monitoring | 2018-2019 |
| Siegel Public Affairs, LLC | America Votes | Monitoring | 2018-2019 |
| Political Advocacy, Inc | COLORADO ASSOCIATION OF SCHOOL EXECUTIVES | Opposing | 2018-2019 |
| Nexus Policy Group | COLORADO LEAGUE OF CHARTER SCHOOLS | Monitoring | 2018-2019 |
| Anderson, Pamela | Colorado County Clerks Association | Monitoring | 2018-2019 |
| Anderson, Pamela | Colorado County Clerks Association | Opposing | 2018-2019 |
| BATEY, MICHELLE C | Colorado County Clerks Association | Monitoring | 2018-2019 |
| Tanner, Brian | Colorado Education Association | Supporting | 2018-2019 |
| Fransen Political Strategies, LLC. | Colorado Family Action | Opposing | 2018-2019 |
| Headwaters Strategies | Colorado Rural Schools Alliance | Monitoring | 2018-2019 |
| Nexus Policy Group, Inc. | DENVER PUBLIC SCHOOLS | Amending | 2018-2019 |
| Allied Agenda, LLC | League of Women Voters of Colorado | Supporting | 2018-2019 |
| Siegel Public Affairs, LLC | New Era | Monitoring | 2018-2019 |
| Olena, Charlotte | New Era Colorado | Opposing | 2018-2019 |
| Siegel Long Public Affairs, LLC | New Era Colorado | Monitoring | 2018-2019 |
| Stephan, Elizabeth | New Era Colorado | Monitoring | 2018-2019 |
| Siegel Long Public Affairs, LLC | Padres & Jovenes Unidos | Monitoring | 2018-2019 |
| Siegel Long Public Affairs, LLC | Padres y Jovenes Unidos | Monitoring | 2018-2019 |
| Siegel Public Affairs, LLC | Padres y Jovenes Unidos | Monitoring | 2018-2019 |
| JLH Consulting & Public Affairs, LLC | Pikes Peak Area School District Alliance | Monitoring | 2018-2019 |
| Fransen Political Strategies, LLC. | Ready CO | Opposing | 2018-2019 |
| Sandberg, William Tyler | Ready Colorado | Opposing | 2018-2019 |
| JLH Consulting & Public Affairs, LLC | St. Vrain Valley School District | Opposing | 2018-2019 |