Dariusz Zonenberg – a manager with 30 years of experience in the industry – appointed CEO of ORLEN Lietuva

27-10-2025  

Dariusz Zonenberg.jpg

ORLEN Group announces that Dariusz Zonenberg has been appointed Chairman of the Board and CEO of ORLEN Lietuva.

Mr. Zonenberg is highly experienced manager with 30 years in the industry, including a decade-long track record within the ORLEN Group. Prior to this appointment, he served as Deputy General Director for Technology and Investment at ORLEN Lietuva.

“I am deeply committed to our long-term vision for ORLEN Lietuva, building on my years of experience here in Lithuania. Our immediate focus includes the critical project Bottom of the Barrel project, which is essential for the company's future,” said Dariusz Zonenberg.

Newly appointed CEO holds a Master’s degree in Mechanical engineering from Warsaw University of Technology. He also has complete two postgraduate studies – management at SGW Warsaw School of Economics and IT at Warsaw University of Technology.​

ORLEN Lietuva has been the largest taxpayer in the country for several years and is a very important part of the Lithuanian economy. Since 2006, for the acquisition and modernization of the refinery in Mažeikiai, ORLEN has invested almost 4.5 billion euros. In addition, ORLEN Lietuva operates the crucial Būtingė terminal in Lithuania, the main port for feedstock supplies, and the Mockava railway terminal, an important transshipment station for the smooth export of products.

ORLEN Group is an integrated, diversified energy group, included in the prestigious Fortune Global 500 and Platts TOP250 lists. It was the first group in the region to announce its ambition to achieve climate neutrality targets in 2050. ORLEN Group today operates in more than 10 markets.

 
 
 

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