Brad Zimmerman is a principal at Carmody MacDonald and focuses his practice in the areas of business law, estate planning, and tax. Brad is a Certified Public Accountant and uses his accounting background and experience as the foundation of his legal practice.

He advises business clients of all sizes on issues concerning formation and development planning, corporate governance, acquisitions, sales and the negotiation and documentation of business transactions.

Brad also counsels a variety of individual and business clients regarding estate and tax planning, estate and trust administration, wealth preservation and business succession planning. He prioritizes meeting clients’ non-tax objectives while minimizing their tax impact, including income, estate, gift, and generation-skipping transfer taxes.

Prior to joining the firm, Brad worked in the tax department of a large public accounting firm in St. Louis. He assisted corporations and partnerships with a variety of tax issues, including federal and state compliance, international restructurings and sales and use tax consulting.


University of Missouri – Columbia School of Law, J.D., Cum Laude, 2013;

  • Order of the Coif
  • Academic Achievement Awards: Basic Federal Income Tax, Taxation of Property Transactions,
  • International Taxation, Administrative Law
  • Bernard T. Hurwitz Memorial Award for work in Taxation

Valparaiso University, Valparaiso, IN, B.S.B.A Accounting and Finance, Cum Laude

Community Involvement
  • Missouri Bar Association
  • American Bar Association
  • Christ Community Lutheran School, Board Member
  • St. Andrew’s Charitable Foundation, Board Member
  • Iota Sigma Housing Corporation, Board Member (2023-Present)
  • Best Lawyers “Ones to Watch” – Business Organizations; Corporate Law; Tax Law; Trusts and Estates (2021-present)
  • Super Lawyers “Missouri & Kansas Rising Stars” (2022-present)
  • Top 100 St. Louisans to Know to Succeed in Business – St. Louis Small Business Monthly (2024)
  • “Influential Lawyer” – Missouri Lawyers Weekly (2021)
Publications & Presentations