About John

John M. Guerrieri is a partner in the Assurance Services division of the Firm’s Philadelphia office. He serves as a key leader of Marcum’s Mid-Atlantic Alternative Investment Group. John specializes in providing audit and advisory services to investment companies, private equity funds, venture capital funds, debt and credit entities, real estate entities, and infrastructure funds in various stages of their life cycles. He has also worked extensively with commercial and retail banking institutions and major professional sports teams.

John has provided advisory and due diligence services on investment funds and other entities in Europe and North America on behalf of institutional investors. Prior to joining Marcum, he served public and private clients for eight years in the financial services and banking practice of a Big Four firm and led engagements in the investment industry group at a leading regional firm for five years.

Professional & Civic Affiliations

  • American Institute of Certified Public Accountants (AICPA)
  • Pennsylvania Institute of Certified Public Accountants (PICPA)
  • 2019 PICPA Young Leader (Under 40) Award
  • PICPA Committee Member
  • Achieve Now, Treasurer, Board Member
  • Acting Without Boundaries, Board Member
Practice Focus

Financial Statement Audits
Fund Structuring
New Fund Launches
Valuation of Venture Capital and Private Equity Investments
Consulting on Fund Documents
Loan Portfolios

Industry Focus

Private Equity Funds
Venture Capital Funds
Funds of Funds
Master Feeder Structures
Investment Companies
Operating Companies


Bachelor of Business Administration, Accounting
Drexel University

Executive Program, Corporate Valuation
The Wharton School, University of Pennsylvania