The victims, a 23-year-old and a 24-year-old man were verbally abused and then punched and kicked by two youths who were part of a group of 5/6 boys riding bikes.
The victims suffered minor injuries. They did not require medical attention.
This incident is believed to be homophobic.
On 13 June, two 16-year-year old male youths from E1 and E14 were arrested in connection with this incident and taken to an east London police station.
More top news
The property developer painted the mews house in March last year after she was denied permission for a basement below the property.
Profits at the estate agent plummeted 42% in the first half of the year.
Ionut Gheorghe, 27, was detained in Los Molinos near Madrid on Friday by Spanish police under a European Arrest Warrant.