

Amy Sheridan, a member of the firm's Management Committee, concentrates her practice in the employee benefits and executive compensation area and is experienced in designing, structuring and addressing documentation and compliance issues for compensation and benefit arrangements. She has broad expertise with regulatory and tax requirements related to welfare plans (including the Affordable Care Act and HIPAA privacy and security requirements), qualified and nonqualified retirement plans and IRAs. A lecturer on Executive Compensation at Boston University Law School's Graduate Tax Program, Amy designs and reviews nonqualified deferred compensation arrangements and is noted for her skill and deep knowledge of Internal Revenue Code Sections 409A, 457(f) and 457A and tax rules related to equity arrangements. She has been recognized for her work in structuring novel and creative deferred compensation, bonus and phantom equity arrangements and is a thought-leader on post-Dobbs legal developments and their impact on employee benefit plan arrangements.
Amy has worked with clients in the financial technology and blockchain, life sciences, healthcare, real estate, professional services, education, financial services, hotel and hospitality, esports and gaming, media and not-for-profit sectors and regularly advises domestic and multinational companies ranging from start-ups to public companies.
Amy was selected to Massachusetts Lawyers Weekly’s 2024 “Top Women of Law.” In 2022, Amy was chosen by the National Law Journal as an Employment Law Trailblazer. She has been ranked by Chambers USA, Best Lawyers in America® and The Legal 500 U.S.
Amy Sheridan, a member of the firm's Management Committee, concentrates her practice in the employee benefits and executive compensation area and is experienced in designing, structuring and addressing documentation and compliance issues for compensation and benefit arrangements. She has broad expertise with regulatory and tax requirements related to welfare plans (including the Affordable Care Act and HIPAA privacy and security requirements), qualified and nonqualified retirement plans and IRAs. A lecturer on Executive Compensation at Boston University Law School's Graduate Tax Program, Amy designs and reviews nonqualified deferred compensation arrangements and is noted for her skill and deep knowledge of Internal Revenue Code Sections 409A, 457(f) and 457A and tax rules related to equity arrangements. She has been recognized for her work in structuring novel and creative deferred compensation, bonus and phantom equity arrangements and is a thought-leader on post-Dobbs legal developments and their impact on employee benefit plan arrangements.
Amy has worked with clients in the financial technology and blockchain, life sciences, healthcare, real estate, professional services, education, financial services, hotel and hospitality, esports and gaming, media and not-for-profit sectors and regularly advises domestic and multinational companies ranging from start-ups to public companies.
Amy was selected to Massachusetts Lawyers Weekly’s 2024 “Top Women of Law.” In 2022, Amy was chosen by the National Law Journal as an Employment Law Trailblazer. She has been ranked by Chambers USA, Best Lawyers in America® and The Legal 500 U.S.
Sullivan represented Wonder Media Network (WMN), a female-founded, audio-first creative studio based in New York City, in its sale to Acast, the world’s largest independent podcast company. "WMN’s mission is so tightly aligned with that of Acast - bringing important and changemaking stories to the world," said WMN CEO Jenny Kaplan. "Together, we will allow both creators and advertisers to reach new audiences, build successful businesses, and shape the future of audio."
Lewis N. Segall, Joel R. Carpenter, Amy E. Sheridan, Erika L. Todd, Johanna Colpritt and Nathan Kosik-Desmond
The environmental technology company, Nederman Holding AB, represented by Sullivan, recently acquired a leading industrial air filtration company RoboVent, significantly strengthening its North American position by becoming the number one player within the U.S. weld fume extraction segment. Sullivan has provided acquisition advice to Nederman since 2017. Sullivan’s Environment & Natural Resources group handled preparation of environmental provisions of the purchase agreement and disclosure schedules and advised as to regulatory compliance at the target company.
Michael J. Student, Avinash R. Rao, Amy E. Sheridan, Erika L. Todd, Douglas S. Stransky and Ida J. Vanto
Since the publication of this Client Alert on July 30, 2026, several significant developments have affected the implementation of NYC’s Non-Primary Residence Surcharge (the “Pied-à-Terre Tax”), including the NYC Department of Finance (“NYC DOF”) extending the deadline for property owners to submit exemption applications to September 18, 2026. On August 7, 2026, three NYC homeowners filed a lawsuit challenging the City’s implementation of the surcharge, including the City’s process of identifying
John Graham was quoted in the article "IRS Proposed Rules for Trusts Eliminate Reporting Headaches," published by Bloomberg Tax [sub. req'd] on August 17, 2026. The article focuses on proposed IRS rules that would ease reporting requirements for trusts with certain charitable deductions, helping them avoid late-filing penalties while simplifying the process for both taxpayers and the IRS. “It’s favorable to taxpayers,” John said, summing up the benefit of the proposed rules.
New York City Department of Finance (“NYC DOF”) recently began notifying property owners by mail that they may be subject to the City’s new Non-Primary Residence Surcharge, which will be imposed annually on certain high-value residential properties that are not used as primary residences.[i] Although the surcharge is commonly referred to as the “Pied-à-Terre Tax,” it applies to a broader range of non-primary residences. Receipt of a notice does not necessarily
On July 29, 2026, the Securities and Exchange Commission (the "SEC") notified Nasdaq that it had received notices of intention to petition for review of the SEC's July 22, 2026 order approving Nasdaq's proposed rule change requiring listed companies to maintain a minimum Market Value of Listed Securities ("MVLS") of $5 million. Pursuant to Rule 431(e) of the SEC's Rules of Practice, the July 22, 2026 approval order has been
Sullivan partner Tehila Levi Lati will speak at a webinar held in collaboration with Amazon and Digate titled "Going Live in China" on September 8, 2026. Designed for decision-makers and technical leaders navigating regional expansion, the program will explore key technical, legal and operational considerations for launching in China, including cloud infrastructure, local licensing, data privacy and corporate risk management. During the webinar, Tehila will leverage her deep experience leading Sullivan's China and
Sullivan & Worcester represented Datavault AI Inc. (Nasdaq: DVLT), an Artificial Intelligence Platform company focused on data monetization, tokenization and digital asset technologies, in its acquisition of NYIAX, Inc., a pioneer in blockchain-enabled exchange technology and contract management infrastructure. The acquisition adds NYIAX's institutional-grade exchange technology, blockchain settlement infrastructure and portfolio of intellectual property assets to Datavault AI's platform, strengthening the company's capabilities across the digital asset and real-world asset tokenization
Simon Cook, in his role as ITFA's Head of Education, will jointly moderate a Q&A on “The next generation: Three emerging leaders, three ideas”, together with Charlie O'Mulloy, chair of ITFA’s Emerging Leader Committee and Associate Banker at EBRD, at ITFA’s 52nd Annual International Trade and Forfaiting Conference in Split, Croatia on September 9. The Q&A will follow the presentations made by the finalists of the 2026 ITFA Emerging Leader
Douglas S. Stransky, partner and leader of the Tax Practice Group, has published a new post on the LexisNexis blog examining a recurring problem in cross-border acquisitions: entity classification errors discovered in tax due diligence. Using a hypothetical fact pattern in which a target’s foreign subsidiary never filed its check-the-box election, the post explains why classification mistakes persist, how a missing Form 5471 can leave the assessment statute open indefinitely under
Geoffrey Wynne will participate in a panel discussion at ITFA's 52nd Annual International Trade and Forfaiting Conference alongside Ailsa McNeil, Director at Texel, and Hernan Mayol, Board Member and Representative of ITFA Americas and Chair of ITFA’s Latin America Regional Committee (LARC). The session, titled “Financing the future: From defence to critical raw materials,” will be moderated by Clarissa Dann, Editorial Director at Deutsche Bank AG. The session will explore how trade
Since the publication of this Client Alert on July 30, 2026, several significant developments have affected the implementation of NYC’s Non-Primary Residence Surcharge (the “Pied-à-Terre Tax”), including the NYC Department of Finance (“NYC DOF”) extending the deadline for property owners to submit exemption applications to September 18, 2026. On August 7, 2026, three NYC homeowners filed a lawsuit challenging the City’s implementation of the surcharge, including the City’s process of identifying
John Graham was quoted in the article "IRS Proposed Rules for Trusts Eliminate Reporting Headaches," published by Bloomberg Tax [sub. req'd] on August 17, 2026. The article focuses on proposed IRS rules that would ease reporting requirements for trusts with certain charitable deductions, helping them avoid late-filing penalties while simplifying the process for both taxpayers and the IRS. “It’s favorable to taxpayers,” John said, summing up the benefit of the proposed rules.
New York City Department of Finance (“NYC DOF”) recently began notifying property owners by mail that they may be subject to the City’s new Non-Primary Residence Surcharge, which will be imposed annually on certain high-value residential properties that are not used as primary residences.[i] Although the surcharge is commonly referred to as the “Pied-à-Terre Tax,” it applies to a broader range of non-primary residences. Receipt of a notice does not necessarily
On July 29, 2026, the Securities and Exchange Commission (the "SEC") notified Nasdaq that it had received notices of intention to petition for review of the SEC's July 22, 2026 order approving Nasdaq's proposed rule change requiring listed companies to maintain a minimum Market Value of Listed Securities ("MVLS") of $5 million. Pursuant to Rule 431(e) of the SEC's Rules of Practice, the July 22, 2026 approval order has been
Sullivan partner Tehila Levi Lati will speak at a webinar held in collaboration with Amazon and Digate titled "Going Live in China" on September 8, 2026. Designed for decision-makers and technical leaders navigating regional expansion, the program will explore key technical, legal and operational considerations for launching in China, including cloud infrastructure, local licensing, data privacy and corporate risk management. During the webinar, Tehila will leverage her deep experience leading Sullivan's China and
Sullivan & Worcester represented Datavault AI Inc. (Nasdaq: DVLT), an Artificial Intelligence Platform company focused on data monetization, tokenization and digital asset technologies, in its acquisition of NYIAX, Inc., a pioneer in blockchain-enabled exchange technology and contract management infrastructure. The acquisition adds NYIAX's institutional-grade exchange technology, blockchain settlement infrastructure and portfolio of intellectual property assets to Datavault AI's platform, strengthening the company's capabilities across the digital asset and real-world asset tokenization

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