Marcus Warren is a cannabis tax specialist and founder of 4 Twenty Tax & Accounting, a premier tax and accounting firm for cannabis businesses.

As an Enrolled Agent, Marcus is a federally-licensed tax strategist specializing in taxation, and has unlimited rights to represent taxpayers before the IRS. Marcus obtained his law degree from Purdue Global School of Law. He has earned his fellowship through the National Tax Practice Institute (NTPI). He is also a member of the National Society of Financial Educators (NSFE) and the National Ethics Association (NEA).

Marcus has formed several businesses in the financial services industry, and he regularly gives presentations on various financial topics, breaking down complex issues into easy-to-understand concepts.