
Arzinger's dedicated team of competition experts plays an active role in sector-significant antitrust litigation cases. The practice operates on a multi-jurisdictional basis, handling merger filings and clearance, abuse of dominance and cartels, and trade disputes and investigations. It advises household names across the pharmaceuticals, tobacco, consumer goods, automotive, retail, energy, and oil and gas sectors. Timur Bondaryev has a successful track record representing clients before the Antimonopoly Committee, particularly in relation to merger control, abuse of dominance and alleged cartel cases. Advising key international players and NGOs, Lana Sinichkina is a go-to for advice on antitrust investigations, competition compliance and unfair market practices. Sergii Shkliar brings to the team extensive in-house experience in both the private sector and in the civil service. Oleksander Dyakulych is regularly called upon for representation in competition litigation.
Testimonials
Collated independently by Legal 500 research team.
‘Arzinger has been an extremely reliable support in merger control cases. The team is sufficiently big that they can also deal with more complex cases in an efficient way.’
‘Timur Bondaryev and Oleksander Dyakulych have both impressed us - they are knowledgeable, experienced, very reactive and enjoyable to work with.’
‘Brilliant team with knowledge of the client's market's specifics and the position of the antimonopoly authority. Very practical advice.’
‘Lana Sinichkina is one of the best professionals on the market who represents the pharma industry clients with knowledge of the market peculiarities.’
‘Very strong expertise, practical advice and focus on the result.’
‘Results-oriented and efficient.’
Key clients
- Shell International
- Engie
- ELIXIR UKRAINE LLC
- Highway-South Company (Automagistral-Pivden LLC)
- Porsche Ukraine LLC
- GlaxoSmithKline Pharmaceuticals Ukraine
- Sandoz Ukraine
- Carlsberg Ukraine
- Servier Ukraine
Work highlights
- Advised ELIXIR UKRAINE LLC on merger clearance for the first privatisation of a state seaport.
- Representing Ukrainian subsidiaries of Shell and Engie groups in the Supreme Court of Ukraine in an international violation case and challenging the fine in the courts.
Lawyers

Practice head
The lawyer(s) leading their teams.
Timur Bondaryev, Sergii Shkliar, Lana Sinichkina