Porter Wright Morris & Arthur is a Columbus-based law firm. With 237 attorneys, it is the 174th largest firm in the United States according to the National Law Journal's 2011 NLJ 250 rankings. With respect to revenue, the firm ranked 176th on The American Lawyer's 2011 Am Law 200 rankings of firms based on revenue with $125,000,000 in gross revenue in 2010. Porter Wright is a business and corporate law firm with practice areas including antitrust and trade regulation, corporate and securities, finance and commerce, government affairs, intellectual property, litigation, labor and employment, and white-collar crime. In addition to its Columbus headquarters, the firm has several other office locations in Ohio, including Cincinnati, Cleveland, and Dayton, as well as offices in Washington, D.C., and Naples, Florida.