| NATURAL GAS SERVICES |
| Senior Account Representative |
Patrick Downey |
303-571-7612 |
Pat.Downey@xcelenergy.com |
| Account Representative |
Diane Christner |
303-571-7879 |
Diane.Christner@xcelenergy.com |
| Business Process / Systems Analyst |
David Briggs |
303-571-7812 |
David.Briggs@Xcelenergy.com |
