 Outside the United Kingdom, Epstein designed a master plan for the University of Ghana and was responsible for several buildings at the Catholic University of Louvain, situated in Louvain-la-Neuve (Belgium).Epstein was also the planning consultant to the University of Konstanz, Germany.Beginning in 1979, Gabriel Epstein divided his time between his work in London, and his teaching as Director of the Institute of Public Buildings and University Planning "(Institut für öffentliche Bauten und Hochschulplanung)" of the University of Stuttgart, Germany.