Police are investigating a serious assault and break-in at Ridgehaven early this morning.
About 4.15am on Monday 27 September, two men and two women allegedly gained entry to a home on Hazel Grove and assaulted the occupants. One man from the home sustained serious injuries and was taken to the Royal Adelaide Hospital for treatement.
Property was stolen from the home before the four suspects left the scene in a vehicle.
Crime Scene Investigators and Northern District CIB Detectives have responded to the incident.
Anyone with information that may assist the investigation is asked to contact Crime Stoppers on 1800 333 000.