The Corwen Gas Light Company Ltd. Was formed in 1865. The gasworks were built by W.C. Holmes of Huddersfield. 1865, 28th February. 1,551 sq. yds. on the north side of the Shrewsbury & Holyhead Road were purchased from Thomas Longueville. In 1881, Elias Roberts was the Chairman and David Jones the Manager and Secretary. In 1895, David Jones was Secretary and Elias Roberts, Manager. (Kelly). In 1898 the engineer and manager were Elias Roberts, and 100 tons of coal was carbonised. The annual gas production 6m cu.ft. in 1949, at which point it was controlled by North Cambrian Holdings Ltd., of Queensferry, before it was vested in the Wales Gas Board from the Corwen Gas Company. In 1952 the “Gas World Year Book”, showed that Corwen was manufacturing 5m cu.ft. of gas using horizontal retort plant. D. W. Davies was the engineer and manager. 1962, December. Agreement with Edeyrnion RDC re. access for Butane Pressure Tankers. The Corwen gasworks was closed and replaced with a supply of Propane/Air from 1963 and was not connected to the Mid Wales Gas Grid. In April 1979, the house, and premises at 1, Glyndwr Terrace was sold.