The Office of the City Auditor was created under Section 17 of Article VII of the City Charter. Chapter 2-3 of City Code details the office operations.
City Auditor and Management Team
Corrie Stokes, City Auditor
Jason Hadavi, Deputy City Auditor
Katie Houston, Assistant City Auditor
Nathan Wiebe, Chief of Investigations
Patrick Johnson, Assistant City Auditor
Olga Ovcharenko, QA Coordinator
Andrew Keegan, Assistant City Auditor
Neha Sharma, Assistant City Auditor
Corrie Stokes is the City Auditor in Austin, Texas. Since joining the City of Austin in 1999, Corrie has had the opportunity to work in most areas of City operations including housing, law, public safety, transportation, planning, and utility services. She has delivered trainings and presentations on auditing fundamentals, fraud considerations, performance measurement, and various audit analysis tools.
Corrie is a past president of the Association of Local Government Auditors, the vice-chair of the Southwest Intergovernmental Audit Forum, and a member of the Institute of Internal Auditors and Association of Certified Fraud Examiners. She is a Certified Internal Auditor (CIA), Certified Government Auditing Professional (CGAP), and a Certified Fraud Examiner (CFE). She has a Bachelor of Arts in Urban Studies from Trinity University and a Master of Public Affairs from the University of Texas.
Deputy City Auditor
Jason Hadavi is the Deputy City Auditor in Austin, Texas. He started with the office in 2005 as an Audit Investigator. Since that time he has had the opportunity to participate in many audits and investigations as well as lead the office’s efforts to establish the first ever Citizen’s Redistricting Commission in Austin. Jason is a Certified Fraud Examiner (CFE) and Certified Public Accountant (CPA [AZ]). He has served as a Peer Review team member, team lead, and a Knighton Judge in support of the Association of Local Government Auditors (ALGA). He has also presented training on a number of topics to ALGA, the Institute of Internal Auditors, the Association of Certified Fraud Examiners, and other similar organizations.
Assistant City Auditors
Katie Houston, CIA, CPA, CFE
Katie joined the office in March 2013. She holds an MBA from St. Edward’s University and a BS in Accounting from Westminster College.
Patrick Johnson, CGAP, CICA
Patrick joined the office in June 2004. He holds a JD from the University of Kansas and a BSBA in Finance and Economics from Rockhurst College.
Andrew Keegan, CIA, CGAP
Andrew joined the office in November 2012. He holds a BA in Business Administration from California State University at San Bernardino.
Neha Sharma, CIA, CPA, CISA
Neha joined the office in November 2010. She holds a BA in Accounting from the University of India.
Chief of Investigations
Nathan Wiebe, CFE, CGAP
Nathan joined the office in July 2012. He holds an MBA from the University of Southern California and a BS in Information Systems from California State University at Los Angeles.
Quality Assurance Coordinator
Olga Ovcharenko, CGAP, CICA, CRMA
Olga joined the office in November 2005. She holds a MAcy from Texas State University and a BS in Economics from Novosibirsk State University.
Supervising Senior Auditor
Matthew Clifton, CFE, CGAP
Matt joined the office in May 2013. He holds an MPAff and an MSCRP from the University of Texas at Austin and a BA in Spanish and Linguistics from Georgetown University.
Mary Dory, CGAP
Mary joined the office in May 2014. She holds an MPAff from the University of Texas at Austin and a BA in Anthropology from the University of Chicago.
Robert Elizondo, CIA, CGAP, CICA, CRMA, CFE
Robert joined the office in February 2001. He holds a BA in Psychology from the University of Texas at Austin; as well as an AS in Business Administration and an AAS in Financial Accounting from Austin Community College.
Kathie Harrison, CGAP, CFE,CICA
Kathie joined the office in April 2007. She holds a BA in Communications from the University of Colorado at Boulder.
Henry Katumwa, CGAP, CICA, CRMA
Henry joined the office in October 2005. He holds a BA in Political Science from Huston-Tillotson University and an AS in Accountancy from the Uganda College of Commerce.
Rachel Castignoli, CGAP
Rachel joined the office in March 2014. She holds a JD from Quinnipiac University and a BA in Economics from the University of Chicago.
JoJo Cruz, CICA, CRMA
JoJo joined the office in November 2005. He holds a BSBA in Accounting from the Philippine School of Business Administration.
Cameron Lagrone, CGAP
Cameron joined the office in June 2015. She holds a MPAff from the University of Texas at Austin and a BA in Anthropology from Baylor University.
Michael joined the office in January 2015. He holds an MBA from the University of Texas at Austin and a BS in Supply Chain from Penn State University.
Karl Stephenson, CGAP, CICA
Karl joined the office in October 2011. He holds a BS in Marketing from Indiana University of Pennsylvania.
Sam joined the office in July 2016. He holds an MPAff and a BA in Government from the University of Texas at Austin.
Kate joined the office in March 2017. She holds a MPP from the University of California at Berkeley and BA in Religion from Carleton College
Galen Eagle Bull, JD
Galen joined the office in November 2016. He holds a BA in the Sociology of Criminology, Law and Deviance from the University of Minnesota and a Juris Doctorate from Mitchell Hamline School of Law.
Tope Eletu-Odibo, CFE
Tope joined the office in June 2012. She holds an MPAff from the University of Texas at Austin and an LLB in Law from the University of East Anglia.
Keith Salas, CFE, CGAP
Keith joined the office in March 2014. He holds an MPAff from the University of Texas at Austin and a BA in Economics from Yale University.
Departmental Executive Assistant
Angie joined the office in June 2008.