Police are investigating after suspected human remains were found partially buried at a property at Glenorie today.

Officers from The Hills Police Area Command attended a home on Gleness Place, Glenorie, at about 11:35 am on Friday as part of inquiries into a missing man. Upon arrival, police said they located what they believe to be human remains.

A crime scene has been established, and detectives from the State Crime Command’s Homicide Squad have joined the investigation. Police said the incident is being treated as suspicious.

Shortly after the discovery, three people - two men and a woman - were arrested nearby and are assisting police with inquiries.

Authorities have urged anyone with information to contact Crime Stoppers at 1800 333 000 or via the Crime Stoppers website. Police have reminded the public not to report information via NSW Police social media pages.

No further details are available at this time.