According to Johnston, his elder sons Eric Jr and Ralph took over their father's business after he died. The interest in horses continued in the next generation, and they owned a successful stud farm, White Lodge Stud, in Newmarket in England.
For more than half a century, the Moller Mansion served as the headquarters of the Communist Youth League Shanghai Branch.
In 1989, the Villa was listed as one of Shanghai's protected historical buildings.
In 2001, the local Hengshan Group took it over and restored the original mansion, added several garish imitation buildings in the back, and reopened it all as a hotel in May 2002.