asset liability management. He then went to Bank One (now JP Morgan Chase) in Columbus, Ohio, where he worked in treasury, corporate finance and line of business finance roles, including asset liability manager for Banc One Ohio Corporation, manager of acquisition planning for the credit card line of business, finance manager for commercial real estate lending, asset liability manager for the retail line of business and finance manager for consumer lending.

Before joining BOK Financial as treasurer in 2009, he served as treasurer for Citizens Bank and Citizens Republic Bancorp in Michigan for six years, where he had the additional responsibility of managing corporate finance.

He previously served on the Jenks Public School Foundation board for six years.

Rebecca D. Keesling

Executive Vice President, Chief Auditor

Becky Keesling is chief auditor for BOKFinancial Corporation, a top 25 US-based
financial services company. She is responsible for ensuring the Company’s internal
controls and risk management activities are designed properly and operating effectively,
performing independent assessments of the Company’s compliance with various laws
and regulations and serving in an advisory capacity for certain projects ongoing
throughout the Company.

Keesling joined BOK Financial in 2004 as vice president and corporate audit manager,
and was instrumental in implementing Sarbanes-Oxley controls across the corporation.
She also managed the corporate audit team and was the primary interface with the
company’s independent auditors. Later, she was promoted to senior vice president
and manager of loan portfolio reporting, where she managed a team responsible for
financial reporting, as it pertained to the loan portfolio and allowance for credit
losses.

Prior to joining BOK Financial, Keesling spent 10 years in the public accounting
industry