Established in 1846 by Richard Harrison, Porter Wright has represented businesses included The Pennsylvania Railroad Co. and the American Railway Express Co. Today, Porter Wright Morris & Arthur LLP is a Columbus, Ohio-based law firm with nine offices in Ohio, Pennsylvania, Washington, D.C., and Florida. The firm employs about 225 attorneys, and practice areas include antitrust and trade regulation, corporate and securities, finance and commerce, government affairs, intellectual property, litigation, labor and employment, and white-collar crime.