PITTSBURGH — Less than four years after opening in the U.S. Steel Tower, Sullivan’s Steakhouse has “closed indefinitely.” ...

Sullivan’s Steakhouse, on the first floor of the U.S. Steel Tower in Downtown Pittsburgh, closed this week — less than four years after it opened. No reason was given for the closure.

The Manufacturer & Business Association says Nippon Steel's proposed joint venture with U.S. Steel would be a win-win between ...

(Bloomberg) -- Ancora Holdings Group has added to its holdings of United States Steel Corp. as the activist ... Ancora’s position in the Pittsburgh-based steelmaker is now worth more than ...