Our People

Marek Grzywacz, Ph.D.


Marek is a goal-oriented person and always looks for the optimal solution for the client, taking into account their plans, business strategy, and investment and market opportunities. He specialises in energy law, raw materials security and administrative proceedings. He advises clients on regulatory aspects of the natural gas, electricity and renewable energy sectors. He also supports the energy-intensive industry and energy transition processes of enterprises in Poland.

Marek advises in licencing and other administrative proceedings conducted by the President of the Energy Regulatory Office supports entities applying for a connection to the gas or electricity grid and assists energy enterprises in their transformation. He works closely with clients to provide the best legal and technical solutions aimed at energy transition from the use of fossil fuels toward renewable energy sources. He also advises on raw materials security and energy security instruments, including mandatory stocks of crude oil, fuels and natural gas.

Given the social, economic, environmental and political challenges that already surround us and await us shortly, the energy sector in its broadest sense requires a fresh, open and innovative approach or going beyond the usual schemes. This will provide the best conditions for the development of the energy companies and the whole economy.

Marek is a graduate of the University of Warsaw, where he received his Master of Laws degree (Summa cum laude) and his Doctor of Laws degree in the field of administrative law (with honours), based on the thesis: “Legal-administrative instruments of state raw material security”. He participated in research stays scientific internships and conferences at Wuhan University (China), UC Berkeley (USA), Lund University (Sweden) and Universidad de Sevilla (Spain). He is the author and co-author of over 30 scientific publications, commentaries and academic textbooks in the field of administrative law, including energy law, administrative and court-administrative proceedings, and administrative law and administrative and court-administrative proceedings.



Energy, Oil, Gas & Renewables

M: + 48 602 730 613​
E: marek.grzywacz@ngllegal.com