Complex sentence: Furthermore, Erich Mendelsohn was not formally associated with the Bauhaus, though he had several projects in Israel in the 1930s as did Carl Rubin, an architect from Mendelsohn's office.
Split into simpler sentences: Furthermore, Erich Mendelsohn was not formally associated with the Bauhaus, and worked in Israel at this time. As did Carl Rubin, an architect from Mendelsohn's office.