
SOG in cooperation with Kinstellar's competition and state aid team assists with cross-border compliance matters and multi-jurisdictional mergers. Its assistance covers pre-merger filings, business conduct advice and defending companies under investigation. Olga Šipka, who ‘consistently goes the extra mile to secure the best results’, co-heads the firm-wide competition and state aid service line; while Stefan Savić's sector expertise encompasses automotive and infrastructure. Aleksandra Radović is another key practitioner.
Testimonials
Collated independently by Legal 500 research team.
- ‘High-level of expertise and involvement. Deep understanding of the client's needs. Proactive, informing clients of the latest developments in different markets.’
‘Clear communications and very professional. This law firm stands out for its remarkable speed and responsiveness, ensuring that clients receive timely and effective legal support.’
‘Combines a high level of professionalism and expertise with years of experience, allowing them to handle even the most complex cases with confidence.’
‘What truly differentiates them is their creative thinking and proactive approach, always taking the initiative to find practical solutions that align with clients' best interests.’
‘Olga Šipka- an exceptional lawyer who is so easy to work and collaborate with.’
‘Clients are extremely pleased with Olga Šipka’s work, knowledge and approach. Outstanding problem-solving abilities, strategic insight, and deep understanding of complex issues.’
‘Olga Šipka is highly responsive to client needs and consistently goes the extra mile to secure the best results. Her commitment to addressing concerns and providing effective solutions are greatly appreciated.’
‘Aleksandra Radović consistently displays excellent legal expertise and a proactive mindset. Thorough analysis and clear communications. Clients hold her expertise and dedication in high regard.’
Key clients
- Mastercard
- Beverage Producers Association
- Bambi
- Strabag
- Alfi Skladi
- Zentiva Pharma
- Merck
- Miele
- Schwarz Group
- AIK Banka
- CMC Capital
- Shanghai Electric Power & Energy Development
- PowerChina Resources
- Lafarge
Work highlights
- Defending Mastercard in the the Serbian Competition Authority’s price-fixing cartel investigation.
- Advising AIK Banka on the merger control aspects of a large horizontal merger in the banking sector, namely the €280m acquisition of Eurobanka Direktna.
- Advising Lafarge on the merger control proceedings surrounding its acquisition of a quarry.
Lawyers

Practice head
The lawyer(s) leading their teams.
Olga Šipka