Morgan Elsbeth held factories there, but her operations have been dismantled after the fall of the Galactic Empire.

Source: https://tvline.com/recaps/ahsoka-recap-episode-1-2-series-premiere-star-wars-rebels-disney-plus-1235031908/

Morgan Elsbeth is overseeing the construction of the docking ring to reach Grand Admiral Thrawn's location beyond the borders of the known galaxy.

Source: https://collider.com/ahsoka-eye-of-sion-explained/

Other villains such as Baylan Skoll, Shin Hati, Morgan Elsbeth, and a mystery Inquisitor will be the main antagonists for Ahsoka and Sabine Wren.

Source: https://screenrant.com/star-wars-ahsoka-thrawn-villain-small-role/

The character of Ezra on “Star Wars Rebels’ would be permanently damaged if he was turned into a Dark Side Dark Side-mercenary by Morgan Elsbeth.

Source: https://centralrecorder.com/ahsoka-marrok-is-rumored-to-be-ezra-in-disguise/

The new trailer sees Elsbeth in New York, a city she always wanted to live in, and after having a successful career in Chicago the new series brings her to the city of her dreams.

Source: https://collider.com/elsbeth-series-trailer/

Yet, beyond these two examples, Morgan Elsbeth might be even more powerful, thanks to what a character like Marrok may represent.

Source: https://www.cbr.com/ahsoka-marrok-twist-nightsister-practice/