Arzinger Partners Kateryna Gupalo and Lana Sinichkina, and Associate Yurii Kleban were invited to author Ukrainian chapter for An International Guide to Corporate Internal Investigations. The book's publisher is the American Bar Association, the largest voluntary association of lawyers in the world. The foreword for this book has been written by Sally Yates, former United States Attorney General.

The book introduces readers to the complex and developing area of corporate internal investigations and uncovers a myriad of issues for additional legal consideration and advice. It considers the landscape and legal framework of the specific jurisdiction and provides a practical narration as to best practice in each.

Alongside with representatives of Allen & Overy, Bar&Karrer and Cadwalader Wickersham & Taft LLP, Arzinger experts are among 40 highly skilled practitioners contributing to the book from 11 key jurisdictions.

Arzinger’s White Collar Crime and Anti-Corruption/Compliance teams possess vast experience in comprehensive and specialized internal audits as well as internal investigations. Arzinger lawyers are key national experts in this field. Kateryna Gupalo represents Ukraine on the international level as  Co-Vice Chair of Business Crime Committee of IBA, while Lana Sinichkina serves as a member of the  Executive Committee of the Ukrainian Network of Integrity and Compliance (UNIC).


Arzinger іs a leading Ukrainian independent law firm providing high quality legal services to top international and domestic companies since 2002. The firm is headquartered in Kyiv and maintains two offices in Western and Southern Ukraine, which allows offering legal advice and support to clients throughout Ukraine.