Mehdi Zand has been arrested.
Police have appealed for information in connection with an incident at the Blue Fire Restaurant, in Moneyhill Parade, yesterday afternoon.
It is believed that intruders forced their way into the property at around 5pm, where two men sustained serious injuries and were rushed to hospital.
Francesco Zand, 36, Mohammed Kashefi, 48, and Mehdi Zand, 47, all of Tower Hill, Chipperfield, will appear with Hamid Mokaram-Afshari , 50 , of Northolt, in front of magistrates this morning.
A 47-year-old woman, also from Chipperfield, was also arrested and has been bailed.
Detective Sergeant Kevin Brown, from Watford CID, said: “This was a violent attack in which two men have sustained serious injuries.
“It took place during rush hour and I am appealing to anyone who may have seen or witnessed the incident or have any information at all to come forward.”
Anyone with information can contact DS Brown on 01923 472494, or alternatively Crimestoppers on 0800 555 111.