| New York Stock Exchange: NEU
NewMarket Corp. operates as a holding company of Afton Chemical Corp., Ethyl Corp., NewMarket Services Corp. and NewMarket Development Corp. Afton encompasses the petroleum additives business, while Ethyl represents the sale and distribution of tetraethyl lead in North America and certain petroleum additives manufacturing operations. NewMarket Development manages the property that it owns in Richmond, Virginia. NewMarket Services provides various administrative services to NewMarket, Afton, Ethyl, and NewMarket Development. It operates its business through two segments: Petroleum Additives and Real Estate Development. The Petroleum Additives segment manufactures chemical components that are selected to perform one or more specific functions and combine those chemicals with other components to form additive packages for use in specified end-user applications. The Real Estate Development segment represents the rental of the office building, which was constructed by Foundry Park I. The company was founded on February 11, 1887 and is headquartered in Richmond, VA.