The Hillingdon MPS Twitter account put out an appeal to find Nathan Doherty on Thursday morning (December 15) just before 10am.
Anyone who has seen Mr Doherty is asked to call police.
The Tweet from Hillingdon Police said: “High risk missing person Nathan Doherty, 27 year old.
“Last seen in West Drayton.”
If you see Mr Doherty let police know by calling the non-emergency 101 number.
Anyone who would like to give a tribute to Nathan can email email@example.com.
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