Chemical Exchange Industries produces commercial grade and high purity cyclopentadiene, dicyclopentadiene and derivatives of these compounds. The company offers toll processing and custom synthesis capabilities utilizing a variety of reactors and processes. Texmark Chemical, a subsidiary of Chemical Exchange Industries, is a petrochemical company that produces dicyclopentadiene, resin intermediates, n-butanol, specialty products made from cyclopentadiene and contract processing. Texmark processes feedstocks from other petrochemical plants. Chemical Exchange is able to produce unique molecules and compounds. The company also offers recycle services and is positioned to handle byproduct streams of almost any organic liquid. In business since 1971, Chemical Exchange Industries is headquartered in Galena Park, Texas.