Marc is a Partner in the National Tax Mergers and Acquisitions group within the Transaction Advisory Services practice of Ernst & Young LLP, and is located in San Francisco, CA. His practice focuses on federal corporate income tax, and consolidated return matters. 


Marc previously served as Associate Tax Legislative Counsel and an Attorney-Advisor in the U.S. Department of the Treasury, Office of Tax Policy. In that capacity, his principal responsibilities included, among others, developments in the taxation of corporations. Specifically, Marc was the principal reviewer on all corporate tax guidance projects, including: the final consolidated return Unified Loss Rule; final regulations regarding the transfer of assets or stock following a reorganization; proposed regulations regarding the active trade or business requirement under section 355; and proposed regulations that would allow for an election under section 336(e). He was also a frequent speaker, representing the Treasury Department at various tax conferences sponsored by the ABA, DC Bar Association, NYSBA, and PLI.

Prior to joining the Treasury Department, Marc served as a Senior Technician Reviewer at the Internal Revenue Service, Office of the Associate Chief Counsel (Corporate). Prior to joining the government he was a Senior Tax Manager at Deloitte Tax LLP in Chicago.

Marc is a graduate of the University of Minnesota (B.S. Accounting), and Loyola University Chicago School of Law (J.D.).