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John H. Sipe

CPA, Partner - National Accounting

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Professional Affiliations:

  • American Institute of Certified Public Accountants
  • Virginia Society of Certified Public Accountants

John Sipe is a partner and a member of CohnReznick’s National Assurance Practice. Based in the Tysons Corner office, he has more than 25 years of experience in auditing and accounting. Within the National Assurance Practice, John is primarily focused on the Firm’s Renewable Energy, Technology and Life Sciences, and Construction Industry Practices and the technical accounting issues involved therein.

For the Renewable Energy Industry Practice, these issues include the proper accounting for acquisition of entities or the assets of entity’s involved in early stage development of renewable energy assets; accounting for asset retirement obligations; issues involved with accounting for Power Purchase Agreements; lease accounting issues; derivative and hedge accounting issues; sale leaseback accounting issues; and the deferred tax implications of such accounting. Additionally, John advises on accounting for tax equity financing, including GAAP modeling to reflect various approaches for accounting for tax equity investments that involve investment tax credits and equity investments with flipping ownership structures that require investment income determination under a HLBV methodology.

For the Technology and Life Science Industry Practice, John provides support on revenue recognition issues, complex debt and equity financing (including convertible debt), convertible preferred stock and embedded derivatives, share based compensation, and debt modification and extinguishment issues.

John’s background includes eight years with Ernst & Young LLP serving publically traded Fortune 50 firms in the energy, banking, and media sectors as well as a major healthcare system and a National Football League franchise. He has also held various senior corporate finance and accounting roles within multinational engineering, interactive media & marketing, and construction and real estate development industry sectors.



  • James Madison University: Bachelor of Business Administration, Accounting with a Minor in Economics

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