a us based producer of primary aluminium with aluminum plants in the us and iceland . it the second largest producer of primary aluminium in the united states after alcoa . 1 since 1996 since the company went public in an ipo by its parent glencore the company has been a publicly held corporation listed on the nasdaq . the headquarters is at one south wacker in chicago . 2 3 contents 1 history 2 operations 3 citations 4 see also 5 external links history edit century aluminum began in 1995 as the aluminium producing subsidiary of the swiss based glencore international . century became a publicly held corporation in an initial public offering in march 1996 . 4 glencore retains significant ownership in century aluminum operations edit the company operates three aluminium smelters in the us and one in iceland . a fourth us aluminium smelter has been inactive since 2009 and a second icelandic smelter is under construction . all century s operations produce primary aluminium that is aluminium from ore rather than from aluminum scrap . in 2014 the company produced 881 000 metric tons of aluminium . 5 hawesville kentucky robards kentucky mount holly south carolina ravenswood west virginia inactive grundartangi iceland helguvik iceland under construction as of late 2015 century was suffering from low aluminium prices and threatened to close its south carolina plant and lay off 600 workers if it did not obtain less expensive electricity . 6 century made an agreement with santee cooper power in december 2015 under which it would run the mount holly smelter at half capacity . 7 citations edit us geological survey aluminum minerals yearbook 2014 . new york times century aluminum company accessed 1 mar. 2016 . century aluminum moving hq from california to one south wacker . jll . retrieved 2016 08 02 . glencore planning sale of century aluminum unit new york times 10 aug. 1995 . century aluminum accessed 1 mar. 2016 . century aluminum threatens to close mt holly smelter if no new power deal reuters 22 oct. 2015 . dan hason century aluminum company and santee cooper power reached agreement business finance news 21 dec. 2015 . see also edit aluminium industry in the united states external links edit century aluminum website retrieved from https en.wikipedia.org w index.php title century aluminum & oldid 743336318 categories aluminium companies of the united statescompanies based in chicago navigation menu personal tools not logged intalkcontributionscreate accountlog in namespaces article talk variants views read edit view history more search navigation main pagecontentsfeatured contentcurrent eventsrandom articledonate to wikipediawikipedia store interaction helpabout wikipediacommunity portalrecent changescontact page tools what links hererelated changesupload filespecial pagespermanent linkpage informationwikidata itemcite this page print export create a bookdownload as pdfprintable version languages deutsch edit links this page was last modified on 9 october 2016 at 04 55 . text is available under the creative commons attribution sharealike license ; additional terms may apply . by using this site you agree to the terms of use and privacy policy . wikipedia is a registered trademark of the wikimedia foundation inc. a non profit organization . privacy policy about wikipedia disclaimers contact wikipedia developers cookie statement mobile view