The international tax practice at Sullivan & Worcester LLP has extensive experience in strategic tax planning and implementation for a wide range of multinational corporations including cross-border M&A, restructuring, and global tax controversy. The Boston-based team also has strengths in international taxation matters for individuals including international trust and estate counselling for high net-worth families and pre-US residency tax planning. Practice head Douglas Stransky has a special focus on domestic clients investing in foreign jurisdictions and has extensive expertise advising clients on the tax implications of multi-jurisdictional cryptocurrency and fintech-related ventures. Lewis Greenwald has considerable experience advising on tax-efficient acquisitions, transfer pricing planning, and US international tax compliance. Eric Rietveld concentrates his practice on the tax planning of REITs, real estate funds, and international tax. Brian Hammell departed in August 2023.

Legal 500 Editorial commentary

Testimonials

Collated independently by Legal 500 research team.

  • 'The International Tax department at Sullivan & Worcester LLP demonstrates a thorough and detailed approach in addressing inquiries, ensuring that clients receive comprehensive responses to their questions.'
  • 'Focusing on individual contributions, Lewis Greenwald stands out as an exemplary member of the team. His expertise and trustworthiness are evident in every interaction. What sets Lewis apart is his exceptional ability to orchestrate collaboration within the team and across the firm, ensuring that clients receive well-rounded and balanced legal advice. His knowledge and skill in navigating complex tax matters are commendable, making him a valuable asset not only to the team but also to clients seeking expert guidance in international tax matters.'
  • 'The practice is unique in that the people have both a broad base of tax knowledge as well as an Indepth knowledge of the key areas of tax that are typically encountered by Multinational Companies. The team also has relationships with many other tax professionals in a just about every jurisdiction in the world where most USA Multinationals operate. These professionals are able to give you a basic foundation for operating in a foreign jurisdiction and the key areas that are different than USA and other Western countries.'
  • 'I've been working with several of the partners and have always enjoyed their high professionalism and speedy conduct. Doug Stransky is one of the best in the business, and Amy Sheridan knows her way around US executive comp and equity-based comp to employees and has a long track record working with Israeli based companies.'
  • 'The most important thing for me about the work the individuals provide is that they stay on point and understand the issue that we are working with them on. They are able to provide insights and engage with us in meaningful conversations that provide executive decision makers with the information they need to make their business decisions.'
  • 'Doug Stransky is one of the best in the business, professional in both US federal law and international taxation rules. Working with him is always a pleasure and the results for the client are great. Amy Sheridan is an expert in her field and has particular expertise working with Israeli based companies.'

Key clients

  • The Broadstone Group LLC
  • Iron Mountain Incorporated
  • Equinix, Inc.
  • Lionbridge Technologies, Inc.
  • Altra Industrial Motion
  • E Ink Corporation
  • Standex International
  • DarioHealth Corp.
  • International Transportation Marine Office, LLC

Work highlights

  • Represented The Broadstone Group; this project raises both corporate and individual tax issues in multiple countries that have to be balanced, coordinated and analyzed to ensure the most tax efficient results.

Lawyers

Leading partners
The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Practice head

The lawyer(s) leading their teams.

Douglas Stransky

Other key lawyers

Lewis Greenwald, Eric Rietveld, Marc Stern