In the five years leading up to the opening of DSST, we have received generous support from corporations, individuals and foundations. The contributions from these founding supporters have been essential in making the vision of DSST become a reality. Major donors ($5,000 and above) to date include:
| Anschutz Foundation | Mortenson |
| Barton Family Foundation | Piton Foundation |
| Boettcher Foundation | Bill and Melinda Gates Foundation |
| Barbara Bridges Foundation | Charles C. and June Gates Family Foundation |
| Brownstein, Hyatt & Farber | Hewlett Packard |
| CH2MHill | Hitachi Consulting |
| Comcast | KB Home |
| Concerts for Kids | Lockheed Martin |
| Daniels Fund | Philanthropic Education Partnership |
| Denver Foundation | Raytheon |
| Brian Eberle | Norwood and Barbara Robb |
| Don and Mary Elliman | Rose Community Foundation |
| Forest City | Dr. Scholl Foundation |
| Frontier Airlines | Anna and John J. Sie Family Foundation |
| Fulcrum Foundation | Stapleton Foundation |
| Diane and Charles Gallagher Family Fund | Thomas and Beatrice Taplin Family Foundation |
| Gary Williams Energy | Jack and Vicky Thompson Foundation |
| David and Kerri Greenberg | Walton Family Foundation |
| Cydney and Tom Marsico Family Foundation | Wells Fargo |
| Morgridge Family Foundation | |