Dyfed-Powys Police is making enquiries as to the whereabouts of 55-year-old Micheal O’Leary from Nantgaredig.
Michael did not return home from work last night. His vehicle has been found in the Capel Dewi area.
House to house enquiries are being conducted and a search of the area where the vehicle was located is ongoing by the Police, the Mountain Rescue Team and Mid and West Wales Fire and Rescue Service. The search includes nearby woodland and the river Towy.
Anyone who has seen Michael since last night or anyone who may have information relevant to the search is asked to contact police on 101.