Marcus Guenther works with corporations and accounting firms to improve their workflow, internal control and risk management practices, as well as assisting with technical accounting and auditing issues. He is the co-author of the CICA Professional Engagement Manual (CPEM) as well as other technical publications and articles and teaches accounting, IFRS, and auditing and assurance courses for numerous professional organizations.

Marcus was previously a Senior Manager at BDO Dunwoody LLP, where he was responsible for audit, tax and accounting engagements.

Marcus has been an AJAG instructor since 2011.