Police are appealing for assistance following an assault at a hotel in Winston Hills last Wednesday, May 23.
Parramatta police were called to hotel on Caroline Chisolm Drive about 10.20pm after a fight between two men left one of them with a fractured eye socked.
One of the men then pushed the other in the chest and struck him across the face. He then left the hotel.
The 18-year-old victim was driven home where he lapsed into an unconscious state.
He was taken to Norwest Private Hospital where medical staff diagnosed him with a fractured eye socket and concussion.
Police were contacted and officers attached to Parramatta Local Area Command attended the hotel and commenced an investigation.
Police have released CCTV images of three men who may be able to assist with their inquiries.
One is depicted as a Caucasian male of solid build, wearing a black hooded jumper with white writing across the chest, white t-shirt, black pants and white shoes.
A second man, also of solid build, is depicted wearing a black t-shirt, black jeans and black shoes with white features.
The third man, on crutches and of medium build, is depicted wearing a black hooded jacket, dark pants, black cap and white shoes.
Anyone with any information is urged to contact Parramatta Police Station or Crime Stoppers, 1800 333 000.