DYFED-Powys Police are looking for 57-year-old Colin Jones, who is missing from Bridgend, South Wales.
The last sighting of Mr Jones’ car was on the A4069, Upper Brynamman at around 4.30pm on Tuesday, May 15.
A multi-agency search, involving police officers and dogs, the Brecon Mountain Rescue Team and NPAS, carried out an extensive search of the area last night and are continuing the search this morning.
Anyone who has seen Mr Jones, or knows of his whereabouts, is asked to report information by calling 101.
If you are Deaf, hard of hearing or speech impaired text the non-emergency number on 07811 311 908, quoting Ref: 273 of today.