About John

John M. Guerrieri is a Director 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 and has approximately 15 years of public accounting experience. Mr. Guerrieri specializes in providing audit and advisory services to investment companies, private equity funds, venture capital funds, debt and credit entities, real estate entities, and banking institutions, in various stages of their life cycles. He has also worked extensively with commercial and retail banking clients and major professional sports teams.

Mr. Guerrieri 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 LLP, Mr. Guerrieri led engagements in the investment industry group at a leading regional firm for over five years and spent eight years in the financial services and banking practice at a Big 4 firm.

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