Below is a current list of registrants.
| Full Name | Company |
|---|---|
| Doug Gossett | City of Longmont |
| Cameron Fowlkes | City of Longmont |
| Monica Bortolini | City of Longmont |
| Pam Acre | City of Northglenn |
| Alysha Geiger | City of Thornton |
| Tim Semones | City of Thornton |
| Crystal Carlow | City of Thornton |
| James Kaiser | City of Thornton |
| Rachelle Plas | City of Thornton |
| Al Quintana | City of Thornton |
| Andrew Hawthorn | City of Westminster |
| Aaron Kirchner | City of Westminster |
| Heather Otterstetter | City of Westminster |
| Nathan Enck | City of Westminster |
| Melanie Walter | City of Westminster |
| Jake Moyer | City of Westminster |
| Mark Westberg | City of Wheat Ridge |
| Robyn Brown | City of Woodland Park |
| Stoy Streepey | Clear Creek County |
| Allison Schaub-DiRosa | Colorado Department of Transportation |
| Samer Alhaj | Colorado Department of Transportation |
| Stuart Gardner | Colorado Department of Transportation |
| Phoebe White | Colorado Department of Transportation |
| Steven Griffin | Colorado Department of Transportation |
| Brian Campbell | Colorado Department of Transportation |
| Nicholaus Schipanski | Colorado Department of Transportation |
| Paul Heffernan | Colorado Department of Transportation |
| Bill McCormick | Colorado Division of Water Resources |
| Jason Messamer | Colorado Springs Utilities |
| Tyler Dell | Colorado Stormwater Center - CSU |
| Doug Mahan | Colorado Water Conservation Board |
| Marta Blanco Costano | Colorado Water Conservation Board |
| Kevin Houck | Colorado Water Conservation Board |
| Chris Sturm | Colorado Water Conservation Board |
| Andrea Harbin Monahan | Colorado Water Conservation Board |
| Duane Herring | Contech Engineered Solutions LLC |
| Craig Fairbaugh | Contech Engineered Solutions LLC |
| Mike Lesser | Contech Engineered Solutions LLC |
| Tim Anderson | Contech Engineered Solutions LLC |
| Manny Nuno | DCI Engineers |
| Bruce Uhernik | Denver Department of Transportation & Infrastructure |
| Chris Best | Denver Department of Transportation & Infrastructure |
| Tom Blackman | Denver Department of Transportation & Infrastructure |
| Lisa Cherry | Denver Department of Transportation & Infrastructure |
| Steve Choi | Denver Department of Transportation & Infrastructure |
| Jim Cokeley | Denver Department of Transportation & Infrastructure |
| Kelly Crum | Denver Department of Transportation & Infrastructure |
| Lisa Ferreira | Denver Department of Transportation & Infrastructure |
| Dave Jula | Denver Department of Transportation & Infrastructure |
| Terry Martin | Denver Department of Transportation & Infrastructure |