The Llandilo Gas company formed c1864. The Llandilo Gas Company Limited advertised a tender in the Welshman newspaper of 29th July 1864 for “30 feet Gasholder, Retorts, Condenser, Purifiers, and about 1600 yards of Cast-iron Gas Pipes.”. The Welshman newspaper of 19th August 1864 LLANDILO GAS WORKS. Some time since the directors of the Llandilo Gas Company received plans and a tender for these works from Mr G. Bower, of St. Neots, Huntingdonshire. But as the price could not be satisfactorily arranged, additional tenders were advertised for. The directors again met on Tuesday morning when Mr Bower s tender, which was this time a little in excess of the former, was accepted, the sum now being £968 for plant and street mains; the contract for buildings and tanks being previously let to Messrs. Morgan and Howell, masons, Llandilo. The foundation stone was laid last Thursday. Oswald Lewis, and the workmen were regaled with plenty of “Cwrwda”. The Local Board in September 1876 “Resolved that the Gas Company be requested to undertake the management of the lighting and repair of town lamps during the winter as heretofore, and that in consideration of their promising to do so, the board agreed to pay to the Gas Company the sum of eighteen pence per thousand feet of gas consumed beyond the current price from time to time payable” (The Welshman 29th September 1876). Llandeilo Gas Light Co. A proposal was made to the urban Llandilo Urban District Council in 1899 to introduce electric lighting. In 1915 the annual gas production was 4.5 m cu.ft. of 16cp gas from 450 tons of coal. Customers had 100 ordinary meters, 200 slot meters and 150 stoves. L. E. Holland was engineer. Alfred Gould was Manager and C. H. Holland the Secretary. Vested in the Wales Gas Board from the Llandeilo Gas Light Company Ltd. In 1952 the “Gas World Year Book”, showed that Llandeilo was manufacturing 10 m cu.ft. of gas using horizontal retort plant. W. Stratford was the manager. The Llandeilo gasworks closed in 1957, when gas was then supplied through an extension of the South Wales Gas Grid. The gasworks were visible on the 1884 to 1989 OS maps.