Katya Volskaya

Katya Volskaya is the CEO of Volskaya Industries. Based on Zarya's and Sombra's words, she is considered "a hero of her people", "the defender against the omnics", and "the most powerful woman in Russia". It could mean she and her company did something very profound for Russia, which is implied to be the creation of mech like Svyatogor to help Russia in the Omnic Crisis.