| Capitol Focus, LLC | American Petroleum Institute | Monitoring | 2018-2019 |
| HB Strategies | American Petroleum Institute | Monitoring | 2018-2019 |
| Axiom Strategies Inc dba Axiom Politics | COLO SKI COUNTRY USA | Monitoring | 2018-2019 |
| HB Strategies | COLORADFO SKI COUNTRY USA | Monitoring | 2018-2019 |
| Colorado Legislative Strategies | COLORADO FARM BUREAU | Supporting | 2018-2019 |
| HB Strategies | COLORADO SKI COUNTRY USA | Monitoring | 2018-2019 |
| Axiom Strategies Inc dba Axiom Politics | City of Boulder on behalf of the US 36 Mayors and Commissioners Coalition | Monitoring | 2018-2019 |
| HB Strategies | City of Boulder on behalf of the US 36 Mayors and Commissioners Coalition | Monitoring | 2018-2019 |
| Axiom Strategies Inc dba Axiom Politics | City of Commerce City | Monitoring | 2018-2019 |
| HB Strategies | City of Commerce City | Monitoring | 2018-2019 |
| Peetz, Elizabeth A | Colorado Association of Realtors | Monitoring | 2018-2019 |
| Ibach, Emily | Colorado Farm Bureau | Supporting | 2018-2019 |
| Siegel Public Affairs LLC | Colorado Fiscal Institute | Monitoring | 2018-2019 |
| Angie Binder | Colorado Petroleum Association | Monitoring | 2018-2019 |
| Belgard, Katie A | Conservation Colorado | Opposing | 2018-2019 |
| Siegel Long Public Affairs, LLC | Conservation Colorado | Opposing | 2018-2019 |
| Siegel Long Public Affairs, LLC | Conservation Colorado | Monitoring | 2018-2019 |
| Siegel Public Affairs, LLC | Conservation Colorado | Opposing | 2018-2019 |
| BRANDEBERRY MCKENNA PUBLIC AFFAIRS | Denver Metro Chamber of Commerce | Supporting | 2018-2019 |
| Sloan & Associates Public Affairs | EIS Solutions | Monitoring | 2018-2019 |
| Sloan & Associates Public Affairs | Freedom to Drive Coalition | Monitoring | 2018-2019 |
| Capitol Focus, LLC | LIVEWELL COLORADO | Monitoring | 2018-2019 |
| OATIS, KATHLEEN ANN | Metro North Chamber of Commerce | Supporting | 2018-2019 |
| BALCEROVICH, STEVE | Metro north chamber of commerce | Supporting | 2018-2019 |
| Siegel Long Public Affairs, LLC | NRDC Action Fund, Inc. | Monitoring | 2018-2019 |
| Siegel Public Affairs, LLC | NRDC Action Fund, Inc. | Monitoring | 2018-2019 |
| Gilchrist, Sam | Natural Resources Defense Council | Monitoring | 2018-2019 |
| Siegel Long Public Affairs, LLC | Natural Resources Defense Council, Inc. | Monitoring | 2018-2019 |
| Siegel Public Affairs, LLC | Natural Resources Defense Council, Inc. | Monitoring | 2018-2019 |
| Headwaters Strategies | Tesla Motors | Monitoring | 2018-2019 |
| Axiom Strategies Inc dba Axiom Politics | Urban Land Conservancy | Monitoring | 2018-2019 |
| HB Strategies | Urban Land Conservancy | Monitoring | 2018-2019 |