LLM on International Economic Law and Policy, 2015, the University of Barcelona

Master of International Law degree, 2017, the Institute of International Relations of Taras Shevchenko National University of Kyiv

Certificate of Excellence on Evolution of Electricity Markets in the EU, 2022, the Florence School of Regulation

Certificate of Attendance on Energy Transition, 2023, Energy Community Summer School

Certificate of Excellence on Regulation of Energy Sector, 2025, the Florence School of Regulation

Legal Expert at the Ukrainian Wind Energy Association

Acted as the Project Manager for drafting the report “Legislation Fostering Wind Energy Development in Ukraine” organized by the Ukrainian Wind Energy Association with the financial support of the Netherlands Enterprise Agency under the Ministry of Economic Affairs and Climate Policy of the Netherlands (RVO)*

Advised French developer in connection with acquisition of more than 100 MW wind project*

Advised Baltic investor in connection with acquisition of solar projects in Ukraine*

Advised China Machinery Engineering Corporation (CMEC), one of the largest Chinese state-owned construction and engineering companies, in connection with signing a contract with DTEK, Ukraine’s largest private power producer, for the construction of 200 MW solar power plant in Nikopol (Dnipropetrovsk region)*

Advised Danish investor in connection with acquisition of 10 MW solar project in Ukraine*

Advised Ukrainian PV developer in connection with sale of several "shovel ready" solar projects*

Advised Ukrainian developer of solar projects in relation to preparation of vendor due diligence of "shovel ready" solar project of 25 MW*

Advised Ukrainian investor on due diligence of "brown field" wind project of more than 100 MW*

Advised US wind turbine manufacturer in connection with wind energy projects in Ukraine, including import, installation and commissioning, EPC licensing issues*

Advised Ukrainian and foreign developer of solar and wind projects in relation to preparation of vendor due diligence of "shovel ready" solar and wind project*

Advised Cadogan Petroleum on special permits and licensing for extraction of hydrocarbons, advising on potential M&A deal*

Advised a major European oil & gas company on its anticipated entrance into Ukrainian oil and gas market, including on the options for oil and gas businesses in Ukraine, including production sharing agreement with the Ukrainian government; assist on geological data obtainment in Ukraine*

Advised a large European oil & gas company on potential acquisition; prepare legal due diligence report regarding regulatory and environmental issues*

Advised on destination restrictions and diversion provisions in liquefied natural gas (LNG) Sale and Purchase Agreements issues*

Drafted expert report on public international law issues for renewable energy project*

Advised foreign investors on the end-to-end development of biomethane projects within the Ukrainian legal landscape*

Provided specialised legal counsel to a German investor in the biomethane production sector, including drafting of community-level agreements with exclusivity rights*

Advised various clients on matters related to international arbitration, including analysis of arbitration agreements/arbitration clauses (e.g. for EPC Contracts, TSA, etc)*

Participated in representation of clients in arbitration proceedings under the Rules of the Vienna International Arbitral Center, the International Center for Settlement of Investment Disputes (in role of Local Counsel), and the International Commercial Arbitration Court at the Ukrainian Chamber of Commerce and Industry for energy related projects*

Drafted documents related to international arbitration procedure, e.g. witness statement, statement of claim, reply, challenge of arbitrator, other different type of submissions in the scope of arbitration proceedings under the Vienna International Arbitral Center, the International Center for Settlement of Investment Disputes and the International Commercial Arbitration Court at the Ukrainian Chamber of Commerce and Industry*

Participating in drafting expert reports, analytical conclusions on potential arbitrators on various aspects related to international arbitration issues*

Perform recognition and enforcement of arbitral awards in Ukraine*



*The above matters were handled by Olena prior to her joining AVELLUM