Manager for 30 years of the EKODYNAMIC group of companies associated with the production, rental and construction of light weight halls.
Since 2018 owner of NEODYNAMIKHP sp.zoo sp komandytowa, a separate division from the Ekodynamic Group's activities for the production, sale and rental of light weight halls in Poland.
Since 2010 owner of Fiab sp.zoo sp.komandytowa - no. 1 in the world in the production of high-frequency PVC welding machines (in 2010 B. Koziołkiewicz purchased and transferred to Poland from Sweden a company which operated there for 60 years).