IPA Team
Staff
Harvey Zimmermann
Director, Institue of Petroleum Accounting
Executive in Residence UNT Department of Accounting
E-mail: harvey.zimmermann@unt.edu
Phone: 940.565.2096
Dolores Argo
Administrative Coordinator II
E-mail: argo@unt.edu
Phone: 940.565.3170
Dr. Horace R. Brock
Professor of Accounting, Emeritus
IPA International Programs Director
E-mail: horace.brock@unt.edu
Phone: 940.565.3369
Advisory Board
Scott Agosta
Assistant Controller
XTO Energy
Ft. Worth, Texas
John Brady
Partner
PricewaterhouseCoopers
Houston, Texas
Horace Brock
Professor of Accounting, Emeritus
University of North Texas
Institute of Petroleum Accounting
Denton, Texas
Ken Clay
Oil and Gas Partner
Grant Thornton LLP
Dallas, Texas
Steve Estes
Partner
KPMG LLP
Dallas, Texas
Bret Eckert
Partner
Energy, Chemicals and Utilities, Ernst & Young
Dallas, Texas
Don Finn
Chair
Department of Accounting
University of North Texas
Denton, Texas
Finley Graves
Dean of the College of Business
University of North Texas
Denton, Texas
Frank Hall
Chief Accounting Officer
Pioneer Natural Resources
Irving, Texas
Dennis Jennings
Director, Energy Programs, PDI
PWC Partner (retired)
Dallas, Texas
Jim Johnson
Partner
BDO Seidman
Dallas, Texas
Dale Johnston
Partner
KBA Group
Dallas, Texas
Megan McFarland
Partner
Hein and Assoc. LLP
Dallas, Texas
John McNamara
Partner
PricewaterhouseCoopers
Dallas, Texas
Michael Means
Partner
Travis Wolff Advisors & Accountants
Dallas, Texas
Sherie Priest
Assistant Controller
Devon Energy
Oklahoma City, Oklahoma
Steve Roach
Manager
JV and Revenue Audit, British Petroleum
Houston, Texas
Ken Robertson
President
Professional Development Institute
University of North Texas
Denton, Texas
Gavin Roy
Tax Partner
Deloitte Tax LLP
Dallas, Texas
Jane Schulte
Audit Consultant
Midland, Texas
Andy Springer
Tax Director
EXCO Resources, Inc.
Dallas, Texas
Salomon Tristan
Denbury Resources, Inc.
Plano, Texas
Harvey Zimmermann
Director
University of North Texas
Institute of Petroleum Accounting
Denton, Texas

