Holyhead Gas Works. Tender are required, on or before the 14th inst., for the Buildings and Ironwork connected with these Works, and Street Mains. Plans and Specifications on view at Mr. H. G. Hughes, Druggist, Holyhead. —Tenders to be addressed to Captain John Roberts, Chairman of the Holyhead Gas Committee, Holyhead. George Walcott, Engineer (The North Wales Chronicle and Advertiser for the Principality, 7th July 1855). The Holyhead Gas Company was formed in 1856, the founders included Hugh Griffiths Hughes, Druggist, Hugh Jones, Hatter, William Matthew, Surgeon, the Rev William Griffith, Independent Minister, Capt. John Roberts, Gent., John Lewis, Draper and Owen Pritchard, Ironmonger, all of Holyhead. The original coal gasworks stood between Old Station Road and the railway. The ironwork of the 1856 coal gasworks was supplied by W. C. Holmes, gas engineer of Huddersfield. In 1881, Hugh Williams was Chairman, E. M. James was Manager and James Lloyd, the Secretary. On the 20th July 1896. The Holyhead Gas Company was acquired by the Holyhead & N. Wales Gas & Water Corporation for £15,000 (The Corporation had been Registered on 9th March 1896). Holyhead remained the centre of the Corporation's business and was their largest works. A new gasholder was built by Clayton & Sons in 1923. In 1924 a H&G Water Gas plant of 200,000 cu.ft./day ordered. A WD continuous vertical plant ordered in 1931. A plan held in the National Grid Gas Archive dated 1953 but assumed pre-1924, shows 3 gasholders (one disused, a 2nd with a capacity of 54,000 cu.ft. and a 3rd of a capacity of 250,000 cu.ft., but this was on the new site. It also showed the retort house, exhauster house, condensers, scrubbers, meter, boiler house and proposed CWG plant. The plan showed that the purifiers were located on land on the opposite side of Old Station Road. The Holyhead gasworks closed in October 1957 following a supply of gas from the North Wales Gas Grid. The gasworks were visible on the 1887 to 1959 OS maps.