Below is a current list of registrants.
| Full Name | Company |
|---|---|
| Josh Hollon | Kiewit Infrastructure Engineers |
| Lon Robbins | Kiewit Infrastructure Engineers |
| Philip Drazek | Kiewit Infrastructure Engineers |
| Brinton Swift | Kiewit Infrastructure Engineers |
| Matthew Erichsen | Kiowa Engineering Corp |
| Robert Singer | Kleinfelder |
| Aaron McKelvey | La Plata County |
| Tina Kurtz | Larimer County Engineering |
| Robin Dornfest | Lithos Engineering |
| Nate Soule | Lithos Engineering |
| Daniel Loewen | Loewen Engineering, Inc |
| Josh Dickerson | Martin/Martin |
| Ryan Byrne | Martin/Martin |
| Patrick Horn | Martin/Martin |
| Robert Krehbiel | Matrix Design Group |
| Megan Sawyer | Matrix Design Group |
| Drake Ludwig | Matrix Design Group |
| Drew Beck | Matrix Design Group |
| Aaron Sutherlin | Matrix Design Group |
| Ben Liu | Matrix Design Group |
| Ian Anderson | Matrix Design Group |
| Mike Galuzzi | Merrick |
| Rick McLaughlin | Merrick |
| Layton Bodkins | Merrick |
| Jennifer Goldman | Merrick |
| Ken Matthews | Merrick |
| Carrie Gudorf | Mesa County |
| Scott Samuels | Mesa County |
| Scott Mai | Mesa County |
| Chris Tagert | Michael Baker International |
| Russ Anderson | Michael Baker International |
| Ryan Carroll | Michael Baker International |
| Kevin Doyle | Michael Baker International |
| James Lindsay | Michael Baker International |
| Brenden Tippets | Michels Corporation |
| Bill Fieselman | MIRACORP |
| Traci Sears | Montana DNRC Floodplain Program |
| Pam Cherry | Morgan County |
| Ryan Taylor | Muller Engineering Company |
| Mark Nyhoff | Muller Engineering Company |
| Bruce Behrer | Muller Engineering Company |
| Taylor Winkel | Muller Engineering Company |
| Matthew Gardella | Muller Engineering Company |
| Christopher Kroeger | Muller Engineering Company |
| Spencer Wells | Muller Engineering Company |
| Katy Shaneyfelt | Muller Engineering Company |
| Jenna Phillips | Muller Engineering Company |
| Melanie Chenard | Muller Engineering Company |
| Sara Johnson | Muller Engineering Company |
| James Wulliman | Muller Engineering Company |