Ahmet Ergin Okandeniz was born in Lüleburgaz in 1957. He began his career in 1974 by purchasing, selling, and transporting agricultural products. He entered the flour industry in 1992. In 2009, he purchased an oil factory in the Babaeski-Büyükmandıra district and began working there. Ahmet Ergin Okandeniz served on the Board of Directors and as Vice President of the Lüleburgaz Chamber of Commerce and Industry. He later served as President of the Lüleburgaz Chamber of Commerce and Industry for five years during the 2013-2018 elections. He began his career as a member of the Marmara Flour Industrialists' Association's Board of Directors in 2010. Following the 2019 election, he became President of the Marmara Flour Industrialists' Association. Following the 2022 election, he was re-elected as President of the Board of Directors and continues to serve in this position. In 2022, he was elected as a member of the Istanbul Exporters' Association Cereals, Pulses, Oilseeds and Products Sector Board. He has been serving as a member of the Turkish Flour Industrialists' Federation's board of directors since 2015 and was elected as the Vice Chairman of the TUSAF Board of Directors for the 2025-2028 term. He is married and has three children.