Rossen Lachev focuses extensively on complex litigation and arbitration involving financial matters, including securities, corporate transactions and regulatory investigations. He also has extensive experience in developing creative strategies to solve the issues that confront today’s corporations and executives.

Rossen has extensive insolvency and restructuring expertise and specialises in complex restructurings and insolvencies on both the debtor and creditor side.

He assists clients on a regular basis in the carrying out of judicial procedures for enforcing court orders and judgments. Rossen Lachev has developed also a strong practice on corporate finance and related strategic matters, distinguished by his business oriented approach for satisfying the needs of his clients.

Rossen Lachev advices individuals and corporations on a variety of general corporate matters, including governance issues, joint venture, recapitalization, restructuring transactions, securities law and regulatory issues.

Rossen Lachev joined the team of Arsov Nachev Ganeva in 2017.



Bulgarian Bar Association


Sofia University,Faculty of Law




  • Represented the largest waste management organization in Bulgaria in numerous commercial lawsuits before state courts, including in complex insolvency litigation procedures against company’s debtors.
  • Advised leading Bulgarian and foreign companies in various debt collection, insolvency and litigation proceedings.
  • Advises a major foreign company on an ongoing basis in relation to the legal compliance of all its advertising media campaigns trough TV and web-based commercials focused on the Bulgarian market.
  • Represented numerous companies before the Bulgarian tax authorities in relation to high value VAT cases in Bulgaria
  • Represented one of the world’s fourth largest communications group and second largest media counsel and buying group, in an acquisition of a number of companies under the control of a key player in the Bulgarian advertising industry.
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