John Marquardt

Tax Office Managing Partner


BDO Detroit Office



Executive Summary

John Marquardt specializes in tax consulting for business organizations and their owners. John has more than 24 years of professional experience serving manufacturing and distribution, technology, and private equity companies. 

John’s experience includes corporate, partnership, and individual taxation, as well as mergers and acquisitions, international, and multi-state taxation. He has consulted on a broad array of tax issues, including IPO transactions, mergers and acquisitions, research and development (R&D) credits, tax accounting methods, and accounting for income taxes, and has provided IRS exam assistance. He has helped clients develop tax-planning strategies focused on deferring and minimizing tax and accumulating wealth.

In addition to his career in public accounting, John was a leader in Ford Motor Company’s Office of Tax Counsel for several years, assisting with numerous initiatives to optimize cash tax savings, reduce the company’s effective tax rate and drive process improvements in the tax compliance area.

John’s articles have appeared in Crain’s Detroit Business and the AccountingWEB.

Professional Affiliations

American Institute of Certified Public Accountants
Association for Corporate Growth, Detroit Sponsor
Financial Executives International (FEI), Board Member
Michigan Association of Certified Public Accountants (MICPA)
Michigan State University Department of Accounting, External Advisory Board Member


M.B.A., Professional Accounting - Taxation, Michigan State University
B.A., Accounting, Michigan State University