William Dillon – Boston, MA

Elite Tax Counsel for Complex Transactions and High-Stakes Disputes

William (Bill) H. Dillon is a distinguished director at the Am Law 200 firm Goulston & Storrs, where he is a senior member of the firm’s prestigious Tax Group. Operating from the Boston office, Bill is a nationally recognized authority on sophisticated federal and state tax matters. For over 30 years, he has served as a trusted advisor to a diverse clientele, including publicly traded corporations, real estate investment trusts (REITs), private equity firms, venture capital funds, and high-net-worth individuals. Bill’s practice is unique in its dual focus, offering both comprehensive tax planning for complex transactions and formidable representation in high-stakes tax controversies and litigation. This balanced expertise allows him to provide clients with a holistic, strategic perspective that anticipates potential issues and structures deals for optimal tax efficiency while being fully prepared to defend those positions before tax authorities. ⚖️

As a former co-chair of the firm’s Tax Group and a former member of its Executive Committee, Bill has played a significant role in shaping the firm’s strategic direction. His approach to law is both pragmatic and creative, focusing on developing innovative, business-oriented solutions to his clients’ most challenging tax problems. He is known for his ability to distill complex tax laws into clear, actionable advice, enabling clients to make informed decisions that align with their commercial objectives. Whether structuring a multi-billion dollar real estate transaction, advising on a major corporate merger, or litigating a case in U.S. Tax Court, Bill’s unwavering commitment to client success sets him apart as a leader in the field.

Specialized Expertise in Tax Planning and Controversy

Bill Dillon’s practice encompasses the full spectrum of tax law, providing clients with seasoned counsel on their most critical and complex matters. His key areas of specialization include:

• Tax Lawyers: Providing comprehensive tax planning and structuring advice for all types of business transactions.
• IRS Dispute Lawyers: Representing clients in all stages of tax controversies, from audits and administrative appeals before the IRS and state tax agencies to litigation in the U.S. Tax Court and other federal and state courts.
• Real Estate Taxation: Structuring complex real estate transactions, including acquisitions, developments, joint ventures, and dispositions, to optimize tax outcomes.
• Corporate and M&A Tax: Advising on the tax implications of mergers, acquisitions, reorganizations, and other major corporate transactions.
• Partnership and LLC Taxation: Offering sophisticated counsel on the intricate rules governing partnership and limited liability company taxation.
• International Tax: Guiding clients through the complexities of cross-border transactions and international tax planning.

A Legacy of Peer-Recognized Excellence

William Dillon’s reputation as a top-tier tax attorney is consistently affirmed by the legal industry’s most respected publications and by his peers. He is repeatedly listed in The Best Lawyers in America® in two distinct categories: Tax Law and Litigation and Controversy – Tax, a rare honor that highlights his dual expertise. He is also consistently ranked by Chambers USA as a leading lawyer in Tax and has been named a Massachusetts Super Lawyer® every year for over a decade. These prestigious, peer-reviewed accolades are a direct reflection of his deep knowledge, strategic thinking, and the successful outcomes he achieves for his clients. 🌟