Halliburton is a large American company that provides services and products to the energy industry, particularly in oil and gas exploration and production. Founded in 1919, it has grown to become one of the world's largest oilfield service companies, offering a range of services such as drilling, well completion, and reservoir management. The company operates in many countries and plays a crucial role in helping energy companies find and extract oil and gas efficiently. Halliburton is known for its innovative technologies and solutions that improve the safety and effectiveness of energy production, making it a key player in the global energy market.