Antonio Marín is a businessman and a great connoisseur of the agricultural sector, with large areas of cereal and super-intensive olive groves, subtropical fruits, and livestock, with new production technologies and organic farming on his farms. He is also an entrepreneur in the renewable energy sector, a pioneer in the sector in the 80's, with promotions of more than 100 MW in Spain and Italy, as well as in numerous business initiatives in various sectors related to the food industry.

Antonio Marín is a Civil Engineer (Universidad Politécnica de Madrid).