| Siegel Public Affairs, LLC | 9to5 Colorado, The National Association of Working Women | Opposing | 2017-2018 |
| Axiom Strategies Inc dba Axiom Politics | AURORA CHAMBER OF COMMERCE | Opposing | 2017-2018 |
| HB Strategies | AURORA CHAMBER OF COMMERCE | Opposing | 2017-2018 |
| Mendez, Barkis and Associates | American Civil Liberties Union of Colorado | Opposing | 2017-2018 |
| Orf & Orf P.C. | Associated Governments of Northwest Colorado | Monitoring | 2017-2018 |
| Orf & Orf PC | Associated Governments of Northwest Colorado | Monitoring | 2017-2018 |
| Axiom Strategies Inc | Aurora Chamber of Commerce | Opposing | 2017-2018 |
| Boulder County | BOULDER COUNTY | Opposing | 2017-2018 |
| IRWIN, LESLIE | BOULDER COUNTY | Opposing | 2017-2018 |
| RUZZIN, MARK | BOULDER COUNTY | Opposing | 2017-2018 |
| Laws, Summer | Boulder County | Opposing | 2017-2018 |
| Siegel Long Public Affairs, LLC | CIRC-Colorado Immigrant Rights Coaltion Action Fund | Opposing | 2017-2018 |
| Siegel Public Affairs, LLC | CIRC-Colorado Immigrant Rights Coaltion Action Fund | Opposing | 2017-2018 |
| Brownstein Hyatt Farber Schreck, LLP | CITY OF COLORADO SPRINGS | Monitoring | 2017-2018 |
| Valdez Public Affairs, LLC | CITY OF THORNTON | Monitoring | 2017-2018 |
| Center for Health Progress | Center for Health Progress | Opposing | 2017-2018 |
| Frontline Public Affairs (Miles Consulting, Inc.) | Center for Health Progress (formerly Colorado Coalition for the Medically Underserved) | Opposing | 2017-2018 |
| Wilson, Geoffrey Tyler | City of Northglenn | Opposing | 2017-2018 |
| Daley, Allison | Colorado Counties, Inc. | Opposing | 2017-2018 |
| Siegel Public Affairs, LLC | Colorado Fiscal Institute | Opposing | 2017-2018 |
| White, Kathy A. | Colorado Fiscal Institute | Opposing | 2017-2018 |
| Huelsman, Kyle Michael | Colorado Immigrant Rights Coalition | Opposing | 2017-2018 |
| Siegel Long Public Affairs, LLC | Colorado Organization for Latina Opportunity and Reproductive Rights (COLOR) | Opposing | 2017-2018 |
| Siegel Public Affairs, LLC | Colorado Organization for Latina Opportunity and Reproductive Rights (COLOR) | Opposing | 2017-2018 |
| Siegel Long Public Affairs, LLC | Conservation Colorado | Opposing | 2017-2018 |
| Siegel Public Affairs, LLC | Conservation Colorado | Opposing | 2017-2018 |
| Suggs, Anthony T | Episcopal Church in Colorado | Opposing | 2017-2018 |
| Severson, Peter H | Lutheran Advocacy Ministry-Colorado | Opposing | 2017-2018 |
| Miles Consulting Inc dba Frontline Public Affairs | MILES CONSULTING dba Frontline Public Affairs | Opposing | 2017-2018 |
| MERIDIAN PUBLIC AFFAIRS LLC | Miles Consulting dba Frontline Public Affairs | Opposing | 2017-2018 |
| ProtoStrategies | Miles Consulting, Inc dba Frontline Public Affairs | Opposing | 2017-2018 |
| Miles Consulting, Inc. dba Frontline Public Affairs | Miles Consulting, Inc. dba Frontline Public Affairs | Opposing | 2017-2018 |
| Olena, Charlotte | New Era Colorado | Opposing | 2017-2018 |
| Siegel Long Public Affairs, LLC | Padres & Jovenes Unidos | Opposing | 2017-2018 |
| Siegel Long Public Affairs, LLC | Padres y Jovenes Unidos | Opposing | 2017-2018 |
| Siegel Public Affairs, LLC | Padres y Jovenes Unidos | Opposing | 2017-2018 |
| Valdez, Ruben | THORNTON (CITY OF) | Opposing | 2017-2018 |
| Valdez Public Affairs LLC. | Valdez Public Affairs LLC | Monitoring | 2017-2018 |