One of the office buildings, the State Office Building, was later converted to residential use. As of 2021, Gateway Center consists of four buildings. The 625 Stanwix Towers building is within the Gateway Center boundaries but was not an official part of the development. One other building on the site, the Pittsburgh Press Building, predates the Gateway Center project. Major tenants KDKA-TV studios in One Gateway Center (CBS Broadcast Center Pittsburgh). Gateway Health Plan in Four Gateway Center. Industrial Appraisal Company, corporate headquarters in Two Gateway Center See also Wabash Pittsburgh Terminal, former train terminal that previously occupied the site Gateway Center (PAT station) Gateway Towers References External links Hertz purchase of Gateway Center in Pittsburgh closes Skyscraper office buildings in Pittsburgh