Deanna Duell, CPA, CGMA

Managing Consultant


Phone: (303) 294-7785

Email: Email Deanna

View: LinkedIn Profile


  • Certified Public Accountant
  • Chartered Global Management Accountant


  • BS in Business Administration with emphasis in Accounting - University of Colorado Boulder
  • MS in Accounting - University of Colorado Boulder

About Deanna Duell, CPA, CGMA

Deanna has more than eighteen years of oil and gas industry experience and currently serves as a Managing Consultant on the Business Advisory Services team at Hein & Associates. Her focus is in managing operational accounting non-attest engagements for exploration and production (E&P) companies. Her responsibilities include managing JV Audit engagements for non-operators having an interest in operations and advising her clients on audit requirements and outcomes.

Deanna also manages consulting engagements for clients who perform operations to provide essential guidance in accurately billing and paying non-operated partners in the Joint Operating Agreement (JOA). As a result of her active engagements in the oil and gas industry at the firm, and her years of diverse professional experience, she understands the inherent challenges for companies in accounting. Due to her qualifications and experience, she holds a designation as a Chartered Global Management Accountant (CGMA) through the AICPA.

Areas of Specialization:

  • Joint Venture Audits
  • Business Contracts
  • Royalty Compliance
  • Settlement Statement Consulting
  • Specialized Revenue Allocation