RYAN ONLINE

Leadership Team

Leslie S. Hahn
Leslie S. Hahn
Principal
313.230.0104

PRIVATE SECTOR EXPERIENCE
Current
  • Principal, Ryan, Detroit office
    –  Specializes in providing transaction tax consulting services to the
        manufacturing and automotive industries.
    • Board of Directors, Professional Development Committee, Ryan
      –  Responsible for the administration and development of Ryan’s
          internal technical training courses.
      • Seventeen years experience in transaction tax, covering a broad range of commercial and industrial sectors, including retail, wholesale, professional services, contracting, government contracting, and manufacturing.
      • Seven years of concentration in the automobile manufacturing industry.

      Previous
      • Senior Manager, State and Local Tax Services, national
        accounting firm
      • Manager, Sales and Use Tax, regional accounting firm

      PUBLIC SECTOR EXPERIENCE
      Previous
      • Tax Commissioner Agent, State of Ohio Department of Taxation, Sales and Use Tax Division

      PUBLIC PRESENTATIONS
      Ms. Hahn lectures on various tax topics for Ryan clients and various professional organizations.

      PROFESSIONAL AFFILIATIONS
      • Institute for Professionals in Taxation
      • Ohio Board of Accountancy

      EDUCATION/ACCREDITATION
      • Bachelor of Arts Degree, Accounting, Mount Union College
      • Certified Member of the Institute (CMI), Institute for Professionals in Taxation
      • Certified Public Accountant (CPA), Licensed in Ohio
      South Carolina Supreme Court Upholds Sales and Use Tax Exemptions.
      On May 8, 2013, the South Carolina Supreme Court shot down a broad challenge to the state’s administration of sales and use tax. Attorney Matthew... >More

      Texas Court Strikes Down Provisions of Comptroller’s Rule 3.325 on Refunds.
      A Travis County District Judge has invalidated several provisions of the Texas Comptroller of Public Accounts’ rule relating to refunds of sales and use tax.... >More


      Ryan Forms Strategic Alliance with Goldemberg & Asociados to Support Continued Expansion of International Tax Practice in Latin America.
      Ryan, a leading global tax services firm with the largest indirect tax practice in North America, today announced a strategic alliance with Goldemberg & Asociados,... >More

      Ryan Selected to the Metro Los Angeles Top Workplaces List.
      Ryan, a leading global tax services firm with the largest indirect tax practice in North America, today announced that the Firm was selected to the... >More
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