| Aloria Governmental Affairs | AUDUBON ROCKIES | Supporting | 2018-2019 |
| Treese, Chris | COLO RIVER WATER CONSERVATION DIST | Supporting | 2018-2019 |
| Aloria Governmental Affairs | COLO TROUT UNLIMITED | Supporting | 2018-2019 |
| Colorado Legislative Strategies | COLORADO FARM BUREAU | Supporting | 2018-2019 |
| HOLDREN, STEVEN D | COLORADO LIVESTOCK ASSOCIATION | Monitoring | 2018-2019 |
| G BERRY CORP | COLORADO RIVER WATER DISTRICT | Supporting | 2018-2019 |
| Kemper, Douglas | COLORADO WATER CONGRESS | Supporting | 2018-2019 |
| Capitol Focus, LLC | Colorado Catllemen's Association | Monitoring | 2018-2019 |
| Capitol Focus, LLC | Colorado Cattlemen's Association | Monitoring | 2018-2019 |
| Ibach, Emily | Colorado Farm Bureau | Supporting | 2018-2019 |
| Votoupal Government Affairs LLC | Colorado River Water Conservation District | Supporting | 2018-2019 |
| Orf & Orf PC | Colorado Water Congress | Supporting | 2018-2019 |
| Polo, Chane Marie | Colorado Water Congress | Monitoring | 2018-2019 |
| Polo, Chane Marie | Colorado Water Congress | Supporting | 2018-2019 |
| Belgard, Katie A | Conservation Colorado | Supporting | 2018-2019 |
| Siegel Long Public Affairs, LLC | Conservation Colorado | Supporting | 2018-2019 |
| Siegel Public Affairs, LLC | Conservation Colorado | Supporting | 2018-2019 |
| PIPER, CHRISTOPHER N | DENVER WATER | Supporting | 2018-2019 |
| Stauffer, Heather LaVon | Denver Water | Supporting | 2018-2019 |
| BRANDEBERRY MCKENNA PUBLIC AFFAIRS | Northern Water | Supporting | 2018-2019 |
| Jarvis, Torie | Northwest Colorado Council of Gov'ts/QQ | Supporting | 2018-2019 |
| Richard G Brown Enterprises, Inc. | PIKES PEAK REGIONAL WATER AUTHORITY | Supporting | 2018-2019 |
| Capitol Focus, LLC | POLITICAL ACTION TRUST AND COMMITTEE | Monitoring | 2018-2019 |
| Kessler, Zane | The Colorado River Water Conservation District | Supporting | 2018-2019 |
| Politicalworks, LLC | The Nature Conservancy | Monitoring | 2018-2019 |
| J. Andrew Green & Assoc., Inc. | The Water Rights Association of the South Platte | Monitoring | 2018-2019 |
| West Slope Strategies LLC | Ute Water Conservancy District | Supporting | 2018-2019 |
| Headwaters Strategies | Western Resource Advocates | Supporting | 2018-2019 |
| Western Resource Advocates | Western Resource Advocates | Supporting | 2018-2019 |