Andrew Ballantyne, 55, died in Micklefield Road on Saturday despite the best efforts of police and paramedics. 

A Home Office post-mortem examination was inconclusive with the cause of death unascertained awaiting further testing.

A third man has been arrested on suspicion of murder this week. 

The 25-year-old from High Wycombe is in police custody. Two other men, aged 25 and 27, both from High Wycombe, have previously been arrested on suspicion of murder.

The 27 year old male has been released under investigation for the murder and on bail for drugs offence. The 25-year-old is also still in police custody. 

Head of Major Crime, Detective Superintendent Kevin Brown, said: “The thoughts of Thames Valley Police remain with Andrew’s family and friends at this extremely difficult time.

“Andrew’s family are being supported by specially trained officers, and on their behalf, I would ask for their privacy to be respected.

“We have currently made three arrests and we are continuing to investigate the circumstances thoroughly.

“I would again appeal to anybody who witnessed the incident, or knows what happened, to please get in touch with police.

“You can do so by making a report online, calling 101, or contacting the independent charity Crimestoppers 100% anonymously on 0800 555 111, quoting reference number 59 (31/7).

“I would also urge anybody with any concerns or questions, please do not hesitate to speak to any of our officers, who are conducting a thorough investigation.”