AURUM
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AURUM’s team focuses on the tech sector, assisting clients with issues across blockchain, AI, fintech, alternative finance, and cybersecurity. The practice is led by Sergey Ostrovskiy, who advises on cross-border transactions, joint ventures, and private placements. Valeriia Sych and Tatiana Kontariova are also recommended for their commercial expertise.
Legal 500 Editorial commentary
Testimonials
Collated independently by Legal 500 research team.
- ‘The Aurum team is exceptionally skilled at producing tailored legal structuring solutions for innovative fintech and crypto products. Their work consistently demonstrates deep knowledge of our industry, strong expertise across multiple jurisdictions, and the creativity required to address complex, non-standard challenges.’
- ‘Our main contacts have been Sergey Ostrovskiy and Pavel Batishchev — both are highly professional, a real pleasure to work with, and have a very deep understanding of Web 3 and the DeFi industry.’
Key clients
- Mellow Blockscout Gearbox Peanut CoinPayments Open Delta DropsTab LogX Reply CHI Software
Work highlights
Advised the client on the corporate structuring and governance of an organization with over 10,000 members and over $300m in protocol TVL.


