| R. Allan Bradley President and Chief Executive Officer |
| L. Bradley Burton Federal Regulatory Affairs |
| Lawrence A.
Conti Operations and Gas Control |
| David M. Curtis Controller |
| Thomas C. Jepperson General Counsel |
| Ronald S. Jorgensen Engineering & Project Management |
| Shahab Saeed Questar Energy Services |
| Shelley A. Wright Marketing and Business Development |
| Tad M. Taylor Division Counsel |
Revised: 07/09/2010