NL Industries, the former National Lead Company is lead smelting company now based in Houston, Texas

Houston, Texas

Houston is the fourth-largest city in the United States, and the largest city in the state of Texas. According to the 2010 U.S. Census, the city had a population of 2.1 million people within an area of . Houston is the seat of Harris County and the economic center of , which is the ...

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History

It began business in Philadelphia in 1772. The name National Lead Company was used since 1891 after a series of mergers. National Lead Company changed its name to NL Industries in 1971. The company headquarters is in Houston, Texas

Houston, Texas

Houston is the fourth-largest city in the United States, and the largest city in the state of Texas. According to the 2010 U.S. Census, the city had a population of 2.1 million people within an area of . Houston is the seat of Harris County and the economic center of , which is the ...

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National Lead was one of the 12 original stocks included in the Dow Jones Industrial Average

Dow Jones Industrial Average

The Dow Jones Industrial Average , also called the Industrial Average, the Dow Jones, the Dow 30, or simply the Dow, is a stock market index, and one of several indices created by Wall Street Journal editor and Dow Jones & Company co-founder Charles Dow...

at the time of its creation on May 26, 1896.