The plane was about to land at the airport when it crashed near Jagruti building in Ghatkopar, where construction work was going on.
The pilot, two engineers, a technician on board of the ill-fated plane and a pedestrian died in the crash, said aviation regulator DGCA in a statement. Their bodies were charred.
The renovation work was undertaken on ground floor nursing home reportedly owned by the Shiv Sena leader.
Shiv Sena leader Sunil Shitap who owned the nursing home on the groubd floor of the building, allegedly carried out illegal alterations
A resident of the ill-fated building claimed that some commercial activity was being carried out on the ground floor of the building and that might be the reason of its collapse.