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Pittsburgh Companies
Guide picks
Several of the United States' major corporations call Pittsburgh home, including 84 Lumber, Alcoa, American-Eagle Outfitters, Bayer, Calgon Carbon, Freemarkets, Heinz, PNC, PPG Industries,  U.S. Airways, and Westinghouse.

84 Lumber
The largest privately-held supplier of building materials in the United States. Founded in 1956 by Joe Hardy in the town of Eighty Four, Pennsylvania, 20 miles south of Pittsburgh, 84 Lumber has 397 stores in 31 states from coast to coast.

The world's leading aluminum company, Alcoa produced its first aluminum in 1888 as the Pittsburgh Reduction Company, a small plant in what is now Pittsburgh's Strip District. A Fortune 500 company.

Allegheny Technologies
Pittsburgh-based Fortune 500 company Allegheny Technologies, formerly Allegheny Teledyne, is one of the world's largest and most diversified producers of specialty materials.

American Eagle Outfitters
This leading specialty retailer of men's and women's casual life style apparel, footwear and accessories is headquartered in Warrendale, PA.

Bayer Corporation
Bayer is a world-wide research-based company with major business in health care and life sciences, chemicals and imaging technologies. Headquartered here in Pittsburgh on the West side of town.

Calgon Carbon Corporation
Originally the Pittsburgh Coke and Iron Company, Calgon, headquartered in Pittsburgh, PA, is primarily involved in drinking water purification and wastewater treatment

The original and world's leading B2B eMarketPlace, was founded in Pittsburgh by Glen Meakem in 1995.

Heinz began in Pittsburgh in 1865 as Heinz and Noble with a single product - 'pure and superior' grated horseradish. Today Heinz markets more than 5,700 varieties in over 200 countries and territories and is listed in Fortune 500.

Mellon Bank Corp.
This Fortune 500 financial services corporation was founded in Pittsburgh in 1869.

This Fortune 500 financial services company, headquartered in Pittsburgh, services customers throughout Pennsylvania, New Jersey, Delaware, Ohio, Kentucky, and Indiana. They are also the sponsors for the new home of the Pittsburgh Pirates, PNC Park!

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