Founder and CEO of Columbus Energy - the largest Polish company in the modern energy and RES sector. Graduate of Electrical Engineering at AGH University of Science and Technology in Krakow, he also obtained an MBA diploma at the Cracow University of Technology. He gained his managerial experience working for such companies as Heidelberg Technology Centre in Heidelberg, Air BP in London or MARS Polska.

He has been an entrepreneur since 2009. From the beginning he focuses on energy efficiency and renewable energy sources, focusing on innovation in his start-ups. During 8 years of activity Columbus Energy conducted the development and transformation of the company listed on NewConnect, which is now valued by investors in billions of PLN, achieving a spectacular business success. Through Columbus Dawid Zieliński invests in innovative start-ups, including Saule Technologies - a Polish company developing perovskite solar cell technology. He is also a member of the Supervisory Boards of Saule S.A. and Saly S.A.

A respected expert in the modern energy sector, member of the Coordinating Council for the Development of the Photovoltaic Sector at the Ministry of Climate and Environment and the Program Council of the UN Global Compact Network Poland. Winner of the prestigious competition EY Entrepreneur of the Year 2020 in the category New Technologies / Innovation, winner of the Emblem "Poland Now", was on the list of 200 people who create Polish economy (according to the ranking of RMF FM, Money.pl and 300Gospodarka).

Charismatic leader and visionary, lover of unconventional solutions and mountain climbing. He lives according to the values that are also the DNA of Columbus: pace, talent, care, technology. His vision, which he pursues through the Carbon Footprint Foundation, among others, is to neutralize the carbon footprint.