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Houston, Texas

  • Energy
Service Experience
  • Tax

Michael Osina




Executive summary


Michael Osina is a principal in Grant Thornton’s Tax Services practice with an emphasis in the oil and gas industry. He has 13 years of experience providing tax services, focusing much of his time on ASC 740 issues. He previously worked at Andersen and Deloitte.



Professional qualifications and memberships

  • CPA — Texas (Grant Thornton Advisors LLC is not a licensed CPA firm)
  • Texas Society of CPAs (Grant Thornton Advisors LLC is not a licensed CPA firm)
  • Petroleum Accountants Society of Houston



  • MPA, Accounting, Tax, The University of Texas
  • BBA, The University of Texas

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