| Bentley, Tracee M | American Petroleum Institute | Amending | 2017-2018 |
| Bentley, Tracee M | American Petroleum Institute | Monitoring | 2017-2018 |
| Capitol Focus, LLC | American Petroleum Institute | Amending | 2017-2018 |
| Boulder County | BOULDER COUNTY | Monitoring | 2017-2018 |
| IRWIN, LESLIE | BOULDER COUNTY | Monitoring | 2017-2018 |
| RUZZIN, MARK | BOULDER COUNTY | Monitoring | 2017-2018 |
| Laws, Summer | Boulder County | Monitoring | 2017-2018 |
| Treese, Chris | COLO RIVER WATER CONSERVATION DIST | Supporting | 2017-2018 |
| Orf & Orf P.C. | COLORADO MINING ASSN | Monitoring | 2017-2018 |
| Kemper, Douglas | COLORADO WATER CONGRESS | Supporting | 2017-2018 |
| OnTheBallot Consulting | Colorado Association of Conservation Districts | Supporting | 2017-2018 |
| Siegel Public Affairs LLC | Colorado Fiscal Institute | Monitoring | 2017-2018 |
| Orf & Orf PC | Colorado Mining Association | Monitoring | 2017-2018 |
| Angie Binder | Colorado Petroleum Association | Monitoring | 2017-2018 |
| Orf & Orf P.C. | Colorado Water Congress | Supporting | 2017-2018 |
| Orf & Orf PC | Colorado Water Congress | Supporting | 2017-2018 |
| Polo, Chane Marie | Colorado Water Congress | Supporting | 2017-2018 |
| Conley, Theresa Marie | Conservation Colorado | Supporting | 2017-2018 |
| Mayott-Guerrero, Sophia M | Conservation Colorado | Supporting | 2017-2018 |
| Siegel Long Public Affairs, LLC | Conservation Colorado | Amending | 2017-2018 |
| Siegel Long Public Affairs, LLC | Conservation Colorado | Supporting | 2017-2018 |
| Siegel Public Affairs, LLC | Conservation Colorado | Amending | 2017-2018 |
| PIPER, CHRISTOPHER N | DENVER WATER | Monitoring | 2017-2018 |
| Stauffer, Heather LaVon | Denver Water | Monitoring | 2017-2018 |
| Weist Capitol Group, Inc. | ENERGY OUTREACH COLORADO | Monitoring | 2017-2018 |
| Jarvis, Torie | Northwest Colorado Council of Gov'ts/QQ | Supporting | 2017-2018 |
| Colorado Legislative Strategies | PDC Energy | Monitoring | 2017-2018 |
| Richard G Brown Enterprises, Inc. | PIKES PEAK REGIONAL WATER AUTHORITY | Monitoring | 2017-2018 |
| Kessler, Zane | The Colorado River Water Conservation District | Supporting | 2017-2018 |
| Politicalworks, LLC | The Nature Conservancy | Monitoring | 2017-2018 |
| Western Resource Advocates | Western Resource Advocates | Monitoring | 2017-2018 |