John Tyler Siegel is listed as Partner at Columbia Capital, L.P. on SEC Form ADV.
Form ADV reports a beneficial ownership band of 10-25%.
| Title | Partner |
| Ownership | 10-25% |
| Control person | Yes |
| Since | 2014 |
| Title | Member |
| Ownership | 50-75% |
| Control person | Yes |
| Since | 2014 |