| Siegel Long Public Affairs, LLC | 9to5 Colorado, The National Association of Working Women | Opposing | 2016-2017 |
| Siegel Long Public Affairs, LLC | AFT Colorado | Opposing | 2016-2017 |
| Siegel Public Affairs LLC | AFT Colorado | Opposing | 2016-2017 |
| MADSEN & ASSOCIATES PC | ASSN/COLO IND SCHOOLS | Monitoring | 2016-2017 |
| KLINE, SALLY A | ASSOC. OF COLORADO INDEPENDENT SCHOOLS | Monitoring | 2016-2017 |
| JACKSON KELLY PLLC | ASSOCIATION OF COLORADO INDEPENDENT SCHOOLS | Monitoring | 2016-2017 |
| Political Advocacy, Inc | COLORADO ASSOCIATION OF SCHOOL EXECUTIVES | Opposing | 2016-2017 |
| KRASKA, JENNIFER M | COLORADO CATHOLIC CONFERENCE | Supporting | 2016-2017 |
| Martin, Carolyn | Christian Home Educators of Colorado | Monitoring | 2016-2017 |
| Recht Kornfeld PC | Colorado Catholic Conference | Supporting | 2016-2017 |
| Bartels, Bradley C | Colorado Education Association | Opposing | 2016-2017 |
| Tanner, Brian | Colorado Education Association | Opposing | 2016-2017 |
| Siegel Long Public Affairs, LLC | Colorado Fiscal Institute | Opposing | 2016-2017 |
| Siegel Public Affairs LLC | Colorado Fiscal Institute | Opposing | 2016-2017 |
| Young Public Affairs LLC | Colorado Society of School Psychologists | Monitoring | 2016-2017 |
| Izard, Ross | Independence Institute, Education Policy Center | Monitoring | 2016-2017 |
| Colorado Legislative Strategies | K12, INC. | Monitoring | 2016-2017 |
| Allied Agenda, LLC | League of Women Voters of Colorado | Opposing | 2016-2017 |
| Siegel Long Public Affairs, LLC | Padres & Jovenes Unidos | Opposing | 2016-2017 |
| Siegel Long Public Affairs, LLC | Padres y Jovenes Unidos | Opposing | 2016-2017 |
| Siegel Public Affairs, LLC | Padres y Jovenes Unidos | Opposing | 2016-2017 |
| Mendez, Barkis and Associates | Poudre School Board | Opposing | 2016-2017 |
| Brownstein Hyatt Farber Schreck, LLP | READY COLORADO | Monitoring | 2016-2017 |
| Cook, Matthew L | colorado association of school boards | Monitoring | 2016-2017 |