Shearman & Sterling LLP multinational law firm headquartered in New York City, United States.

Thomas Johnston is a partner in the Tax practice.

He focuses on evaluating tax positions and resolving tax controversies. He also advises on a variety of substantive tax issues, particularly where a risk or hazards assessment is critical to the decision whether to proceed.

Tom has represented corporations, partnerships and individuals in a variety of state and federal tax forums. He has litigated some of the largest-dollar tax controversies for clients such as ExxonMobil, Ford Motor Co., The Hughes Companies, Sunoco Inc., and WMI Holdings Corp. (formerly Washington Mutual Inc.).

He frequently lectures on tax controversy developments and tax procedure.

Regional Experience