Exxon Mobil Corporation explores for and produces crude oil and natural gas in the United States, Canada/Other Americas, Europe, Africa, Asia, and Australia/Oceania. It operates through Upstream, Downstream, and Chemical segments. The company also manufactures petroleum products; manufactures and markets commodity petrochemicals, including olefins, aromatics, polyethylene, and polypropylene plastics, as well as various specialty products; and transports and sells crude oil, natural gas, and petroleum products. As of December 31, 2017, it had approximately 25,827 net operated wells with proved reserves of 21.2 billion oil-equivalent barrels. The company has collaboration agreements with MagnaBond, LLC to develop technologies that enhances evaluation of well cementing, casing, and tubing. Exxon Mobil Corporation was founded in 1870 and is headquartered in Irving, Texas.