Founded in 1919, Halliburton is one of the worlds largest providers of products and services to the energy industry. With more than 72,000 employees, representing 140 nationalities in approximately 80 countries, the company serves the upstream oil and gas industry throughout the lifecycle of the reservoir from locating hydrocarbons and managing geological data, to drilling and formation evaluation, well construction and completion, and optimizing production through the life of the field. Halliburton comprises 13 product service lines (PSLs). The PSLs operate in two divisions: Drilling and Evaluation, and Completion and Production. Our Consulting and Project Management PSL works across both divisions and is the spearhead of our integrated-services strategy. Its financial results are included in the Drilling and Evaluation Division. PSLs are primarily responsible and accountable for strategy, technology development, process development, people development and capital allocation. In North America, Halliburton has customers from the Canadian Rockies down to the California coastline, from the Great Lakes down to the Gulf of Mexico. Halliburton has expertise in the emerging U.S. shale plays including the Bakken, Barnett, Bone Spring/Avalon, Eagleford, Fayetteville, Haynesville, Marcellus and the Utica and is fully equipped to provide a full range of well construction and well completion products and services. Halliburton North America focuses on both conventional and unconventional reservoirs containing oil and natural gas, as well as geothermal wells for electrical power generation. Goal is to maximize the value of these oil and gas assets through leveraging reservoir expertise and tailored technology solutions. Halliburton's former subsidiary, KBR, is a major construction company of refineries, oil fields, pipelines, and chemical plants. Halliburton announced on April 2007 that it had broken ties with KBR, which had been its contracting, engineering and construction unit as a part of the company for 44 years.