Łukasz Kroplewski holds master's degrees in law and in administration. He completed the Executive Programme of Managerial Studies. He gained professional experience by serving in public administration positions, and taught intellectual property law at the Koszalin University of Technology. He has close ties with the HR industry, where he worked from 2005 holding managerial positions. He has provided legal and business consultancy support to corporations. He was a member of the Self-Government Board of Appeals since 2009 to 2017, and is one of the founders of the Mediation Centre at the Association of Merchants and Entrepreneurs in Koszalin, where he works as a mediator.
Łukasz Kroplewski is a member of the UNECE Group of Experts on Coal Mine Methane. In July 2016, he was appointed Vice President of the Chamber of Natural Gas Industry, gathering gas industry operators, and became the Chamber's CEO in 2017. Thanks to Łukasz Kroplewski's efforts, Polskie Górnictwo Naftowe i Gazownictwo S.A. joined the International Centre of Excellence on Coal Mine Methane (ICE-CMM).
The Vice President of the Management Board for Development supervises and coordinates the Company’s operations in the areas of: innovation and development projects involving PGNiG S.A.; analysis and monitoring of opportunities to obtain EU funding for the Company's operations; oversight of standardisation efforts at the Company; development of technical assumptions, rules, norms and standards for the gas business; oversight of the Central Measurement and Testing Laboratory and of the PGNiG foreign representative offices in Kiev and Vysokoye.