Police were called at 11.49pm on Sunday January 4 to Clarence Street, to reports of an injured man who had collapsed in the street. London Ambulance Service was also called to the scene.
The man was taken to a west London hospital but was sadly pronounced dead at 1.10am on Monday, January 5. Next of kin are aware but formal identification is yet to take place. A post-mortem examination will be scheduled in due course.
The three men aged 29, 26 and 20 were arrested today, Monday, on suspicion of murder. They currently remain in custody pending further enquiries.
Detectives from the Homicide and Major Crime Command are currently investigating and enquires continue.
Any witnesses or anyone with information is asked to contact the incident room on 0207 230 9375 or call Crimestoppers anonymously on 0800 555 111.