Below is a current list of registrants.
| Full Name | Company |
|---|---|
| Dave Kotz | SGM |
| Jeff Simonson | SGM |
| Josh Root | Stanley Consultants |
| Colin Haggerty | Stantec |
| Britta Strother | Stantec |
| Lisa Lauver | Stantec Consulting |
| Paul Thomas | Stream Landscape Architecture |
| Jesse Clark | Stream Landscape Architecture |
| Robert Jacobs | Summit County Government |
| William Musser | Tetra Tech |
| Peggy Bailey | Tetra Tech |
| Susan Cundiff | Tetra Tech |
| Michelle Iblings | Tetra Tech |
| Mark Taylor | The Architerra Group |
| Curtis Stevens | The Sanitas Group |
| Mark Murphy | The Sanitas Group |
| Shannon Smith | Town of Breckenridge |
| Erik Dam | Town of Castle Rock |
| Barbara Horton | Town of Castle Rock |
| Kevin Buffington | Town of Castle Rock |
| Kenneth Kelly Stallworth | Town of Estes Park |
| Amelia Willits | Town of Lyons |
| Joe Kubala | Town of Lyons |
| Erika Rasmussen | Town of Mead |
| Jacob James | Town of Parker |
| Susan Pearson | Town of Silverthorne |
| David Samuelson | Town of Telluride |
| Dean Lamanna | Triton Environmental |
| Adam Bappe | Triton Environmental |
| Barbara Chongtoua | UDFCD |
| Richard Borchardt | Urban Drainage and Flood Control District |
| Shea Thomas | Urban Drainage and Flood Control District |
| Morgan Lynch | Urban Drainage and Flood Control District |
| Kevin Stewart | Urban Drainage and Flood Control District |
| Laura Kroeger | Urban Drainage and Flood Control District |
| Terri Fead | Urban Drainage and Flood Control District |
| Jim Watt | Urban Drainage and Flood Control District |
| Brooke Seymour | Urban Drainage and Flood Control District |
| David Bennetts | Urban Drainage and Flood Control District |
| Holly Piza | Urban Drainage and Flood Control District |
| David Skuodas | Urban Drainage and Flood Control District |
| Dana Morris | Urban Drainage and Flood Control District |
| Jamie Prochno | USACE Omaha District |
| Brent Kaslon | Valerian |
| Cassie Kaslon | Valerian |
| Susan Brown | Valerian |
| Jean Vieux | Vieux & Associates, Inc. |
| Baxter Vieux | Vieux & Associates, Inc. |
| Sean Morton | Vortex Engineering |
| Taylor Reeves | Ware Malcomb |