In 2003 Olga Teslenko founded the Interio Design Studio.

During her 19-year career, she has secured the title of a successful designer of public interiors. In 2015, she won the prestigious Peronda Fashion lab (Spain) and the international entrepreneurial award BUSINESS SUCCESS in 2018. The company has a 10-year contract for the development of the Croissant-Cafe chain, a contract for the development of parks, as a partner of the Zamperia company (Italy ), as well as cooperation with the global Holiday Inn chain, which is part of the international hotel corporation IHG.