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Greenberg Traurig Elevates Maciej Kacymirow to Head of Tax Practice in Warsaw

WARSAW – 3 March 2025

Local Partner Maciej Kacymirow has been appointed as Head of the Tax Practice in the Warsaw Office of Greenberg Traurig. The former Practice Head, Marek Kozaczuk, will continue to advise clients as Of Counsel. The Warsaw Tax Practice also includes Senior Associate Mateusz Rogulski and Associate Anna Lewandowska.

The Greenberg Traurig Warsaw Tax Practice is consistently recognized as market leading by international legal rankings: ITR World Tax (Tier 1 – Transactional Tax, Tier 3 – General Corporate Tax, Indirect Tax and Tax Controversy), Legal 500 (Tier 2) and Chambers and Partners (Band 2),

"Maciej’s appointment is a natural progression for our thriving Tax Practice. His strong grasp of transactional and corporate tax matters, paired with a pragmatic, business-focused approach and a long tenure at GT makes him a natural leader for our team. Marek’s guidance and leadership over the years have been invaluable, and I’m grateful he will remain a strategic advisor as Of Counsel,” said Lejb Fogelman, Senior Partner of Greenberg Traurig’s Warsaw Office.

"Congratulations to Maciej on this well-deserved elevation. His leadership and expertise will be key as we continue to expand our tax offering in Poland. Maciej’s strategic thinking, innovative approach and focus on client needs ensure that they receive the highest standard of legal and tax advisory services,” added Jolanta Nowakowska-Zimoch, Managing Partner of the Warsaw Office of Greenberg Traurig.

“I am delighted to see Maciej step into this role at such an important moment for our Tax Practice. It has been a privilege to lead the team, and I look forward to continuing to advise our clients and serve strategically as Of Counsel. I am confident that under Maciej’s leadership, our practice will continue to thrive and provide the highest quality of services in an ever-changing market,” said Marek Kozaczuk, Of Counsel in the Tax Practice at Greenberg Traurig in Poland.

" I am deeply honored to lead the Tax Practice at Greenberg Traurig’s Warsaw office and grateful for the trust Lejb, Jolanta, and Marek have placed in me. Our goal is to provide innovative, business-focused solutions that help our clients thrive in an ever-evolving tax landscape. With a dedicated team by my side, I look forward to expanding our practice, strengthening our client relationships, and delivering results that drive real business success," said Maciej Kacymirow, Local Partner and Head of the Tax Practice at Greenberg Traurig in Poland.

Maciej Kacymirow, Local Partner, Head of the Tax Practice

With over fifteen years of experience, Maciej Kacymirow advises leading private equity firms, multinational corporations, and public companies on sophisticated fiscal matters, corporate law, and complex business transactions. Applying his deep knowledge of Polish and multi-jurisdictional tax regulations, Maciej provides proactive guidance on assessing and optimizing tax liabilities associated with cross-border restructurings, mergers and acquisitions, joint ventures, and capital market activities. He also leverages his corporate law expertise to take a holistic approach to clients' business challenges. Maciej structures optimal fiscal and legal outcomes for complex reorganizations, M&A deals, spin-offs, carve-outs, and PE investments. As a trusted advisor, he helps clients weigh risks and rewards of tax strategies related to their business transactions and investments. Maciej is also experienced in handling tax disputes and litigation. Maciej has received multiple individual accolades for his outstanding expertise, including:

  • Lexology (WWL): Thought Leader in the 2024 Corporate Tax – Advisory Thought Leaders Report and Recommended Lawyer in the 2024 Corporate Tax – Advisory Practice Area Report
  • ITR World Tax: Highly Regarded Practitioner
  • Chambers Europe: Ranked Band 4 in Corporate Tax (2024); Up and Coming in Corporate Tax (2021-2023)
  • EMEA Legal 500: Recommended in Tax (2021-2024)