Sean Kiley is a Principal in Ryan’s Sales and Use Tax practice, based in the Firm’s Plano office, where he advises clients on complex, multijurisdictional transaction tax matters. He specializes in audit defense, refund recovery, research, and tax planning, with a particular focus on the upstream oil and gas, pipeline, and manufacturing industries.
Sean brings deep technical expertise and a strong commitment to professional education. In addition to client service, he has played a key role in advancing Ryan’s internal technical standards through leadership of the Firm’s Professional Development Program and Case Study Committee. Sean is a frequent speaker for Ryan clients and professional organizations, contributing practical insight on transaction tax issues and regulatory developments affecting energy and manufacturing businesses.
Education and Qualifications
Bachelor of Business Administration, Accounting, Texas A&M University
Certified Public Accountant (CPA), Licensed in Texas (Ryan is not a CPA firm.)
Experience and Achievements
Principal, Sales and Use Tax, Ryan, Plano office
Advises clients on audit defense, refund recovery, and transaction tax planning
Serves upstream oil and gas, pipeline, and manufacturing clients
Director, Transaction Tax, Ryan, Dallas office
Director, Professional Development Program, Ryan
Case Study Committee Chairperson, Professional Development Program, Ryan
Member, American Institute of Certified Public Accountants
Member, Dallas/Fort Worth State Tax Association
Member, Institute for Professionals in Taxation
Member, Texas Society of Certified Public Accountants