Kseniya Buck

Kseniya Buck is a Senior Managing Associate at Dentons, practicing in the Tax Law group, specializing in Tax Advisory Law. She advises clients on complex tax matters arising from business operations, growth initiatives, and strategic transactions, focusing on corporate taxation, transaction structuring, tax reporting, and technical analysis.

Kseniya has experience evaluating and supporting nine‑figure cross‑border intercompany arrangements, assessing complex structures, and developing audit‑ready, defensible positions grounded in statutory and administrative authority. She also brings experience with accounting method changes, research and development tax credit studies, and tax considerations in M&A due diligence and transaction document review. Her background as a Certified Public Accountant and her experience at Ernst & Young LLP and work with the Internal Revenue Service provide her with a practical, commercially grounded perspective. She has worked with clients across manufacturing, technology, real estate, healthcare, and hospitality sectors.

She holds a J.D. and an Accounting Certificate from the University of Louisville Brandeis School of Law (2017, 2019), and a BBA and MS in Management from Plekhanov Russian University of Economics (2007).