Assimakopoulos' translations are mostly of Greek books and articles, although she has also translated a few works written in French. Assimakopoulos has translated these into English, including works translated in England and in the United States.

The writers whose works she has translated into English include Thanassis Valtinos, Yiannis Kontos, Sotiris Dimitriou, Ioannis G. Tsatsaris and Katerina Anghelaki-Rooke. Her most famous translation is of Valtinos' Data from the Decade of the Sixties: a Novel.