🌐EnglishEnglishEspañolFrançaisEntityQ6431177· pop 5· linked from 17 articlesKoppers Towerskyscraper in PittsburghWikidata factsOfficial websitewww.koppers.com/locations/global-headquartersImageKopperside.jpgSources (2)en.wikipedia.orgphlf.orgvia Wikidata · CC0On the mapAvailable in 4 languagesEspañolFrançaisEgyptian Arabicvia Wikidata sitelinks · CC0Connectionslist of tallest buildings in PittsburghEntityPittsburghEntityCategoriesArt Deco architecture in PennsylvaniaHeadquarters in the United StatesOffice buildings completed in 1929Pittsburgh History & Landmarks Foundation Historic LandmarksSkyscraper office buildings in Pittsburgh