Jana Antošková graduated from the former University of Economics in Bratislava, where in 1989 she obtained an engineering degree in Industrial Economics. In 2013 she passed her exams in the Slovak Chamber of Certified Accountants in Bratislava and is a certified accountant of the 3rd level (expert). At the beginning of her professional career, she worked as an accountant in the Leather Works in the town of Liptovský Mikuláš. She joined SlovTan in 1998 where she worked in various positions as an accountant and economist. In 2003, she was appointed as the company's proxy. In 2019, she became managing director responsible for financing at SlovTan Contract Tannery spol. s r.o.