Audit and Analysis

Contact Us

Department Administration
Name, Title Phone Fax
Gregory Hill, Chief Auditor 602.712.8368 602.712.7730
Janine Peterson, Program Project Specialist 602.712.7734 602.712.7730
External Audit
Name, Title Phone Fax
Eric Wetstein, External Audit Manager 602.712.7042 602.712.7730
Douglas Ahlborn, Audit Supervisor 602.712.7881 602.712.7730
Michael Vang, Audit Supervisor 602.712.6406 602.712.7730
Revenue Audit
Name, Title Phone Fax
Manuel Lagunas, Audit Administrator 602.712.8346 602.712.6782
Edith Miller, Administrative Assistant 602.712.8300 602.712.6782
Donald Doyle, IFTA/IRP Audit Team Supervisor 602.712.4269 602.712.6782
Carol Werner, Supplier Audit Team Supervisor 602.712.4337 602.712.6782
Susan Wylezik, Rental Surcharge Team Supervisor 602.712.4323 602.712.6782
Internal Audit
Name, Title Phone Fax
Lisa Gurtler, Internal Audit Manager 602.712.7237 602.712.7730
Pat Krueger, Audit Supervisor 602.712.4589 602.712.7730
Lora Davis, Audit Supervisor 602.712.6998 602.712.7730
Gary McMurry, Third-Party Audit Supervisor 602.712.6693 602.712.3332