Team

Antonina Yaholnyk

Founding Partner

E-mail: yaholnyk@clacis.com

Antonina Yaholnyk has overall 28 years of legal practice of which over 20 years of experience handling antitrust and compliance matters. She headed Baker & McKenzie’s Competition & Compliance Law Practice Groups. Mrs. Yaholnyk holds a LL.M. degree from the University of Cambridge (UK), a Master’s degree International Law and Economics from the World Trade Institute (Switzerland). Antonina Yaholnyk chaired the European Business Association’s Competition Committee in 2011-2012. Mrs. Yaholnyk was elected as a Member of Council of Competition Law Committee at UBA in 2016-2017. Antonina Yaholnyk has been admitted to Bar in Ukraine since 2004.

Antonina has been recognised as a Band 1 practitioner in Competition/Antitrust by Chambers Europe 2025 for the fourteenth consecutive year as well as is recommended as a Leading Partner in Competition by Legal 500 EMEA 2025 for the eighth successive year. 

Clients describe Antonina as "one of the best lawyers", "excellent practitioner", with a "strong ability to see how the issues in question fit into the bigger market picture in the light of clients' interests", "very strong on the legal assessment underling her advice" and simply "She inspires trust" (Legal 500, Chambers Europe).

Our lawyers – team of dedicated professionals in antitrust and antitrust litigation – are graduates of leading local and foreign universities with professional experience in leading local and international law firms in Ukraine and the region. Our clients describe us as: "small firm but very popular and very focused" (Legal 500, Chambers Europe 2020),

"They are very hard workers, operate as a team and are always available to provide workable answers to sometimes very difficult issues" (Chambers Europe 2020),  

"responsive, proactive, commercial and focused on getting the job done" (Chambers Europe 2021),

"very client focused, offer relevant and practical advice, highly conscientious of the tasks that need to be performed and think out of the box in finding solutions to issues arising" (Legal 500 EMEA 2023) 

 Recognitions and awards of Antonina Yaholnyk, Managing Partner

• Band 1 practitioner in Competition/Antitrust by Chambers Europe (2010-2025)
• Tier 1 Leading Partner in Competition in Ukraine by Legal 500 EMEA (2017-2025)
• Recommended as a Global Leader in Competition by Who’s Who Legal (2020-2023)
• Named a 2022 Client Choice Award Winner by Lexology (2022)
• Named Best Competition Lawyer in Ukraine by Best Lawyers (2013-2022)
• Named expert on antitrust and competition in Ukraine by Women in Business Law Expert Guide in 2019, 2021, 2022