Sebastian Szlaski, 35, and Darusz Badek, 18, were both charged on Sunday (December 24).
Detectives from the Metropolitan Police's homicide and major crime command continue to investigate the case.
A woman and a man, both 29, have been bailed until a date in January pending further enquiries.
Szlaski and Badek are due to be appear in custody at Uxbridge Magistrates' Court on Tuesday (December 26).
Police await formal identification on man who has died.
Any witnesses or anyone with information should contact the Met Police incident room on 020 8721 4868, contact police on 101 or call Crimestoppers anonymously on 0800 555 111.
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