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Marianne brings over 15 years of tax advisory experience to WilliamsMarston. Marianne’s primary practice area is international tax, with a focus on cross-border investments and transactions. Her experience includes both inbound and outbound tax planning, structuring for private equity fund investors and investments (domestic, offshore, fund of funds, and real estate funds), and multinational corporations, including advising on taxable presence, treaty application, choice of entity and jurisdiction, cross border corporate restructuring, entity rationalization, mergers, acquisitions, dispositions, tax-efficient repatriation, Subpart F and GILTI management, foreign tax credits, and withholding taxes. Her experience is broadly applicable to companies in all industries, but primarily financial services, life sciences, and technology.

Prior to joining WilliamsMarston, Marianne was a co-founder and partner at 704beantown advisors, LLC. Prior to 704beantown, Marianne was a principal at RSM US LLP, where she led their Boston international tax practice. Marianne began her career as a tax attorney at WilmerHale.

Marianne holds a J.D. from Harvard Law School, cum laude, and a B.A. in psychology from Tufts University, magna cum laude. She is a member of the Massachusetts Bar and active in various professional organizations in the Northeast.