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for Unocal Corporation
Biography"Union Oil Company of California and Unocal Corporation, dba Unocal /ˈjuːnoʊkæl/ was a company that was a major petroleum explorer and marketer in the late 19th century, through the 20th century, and into the early 21st century. It was headquartered in El Segundo, California, United States. On August 10, 2005, Unocal merged its entire upstream petroleum business with Chevron Corporation and became a wholly owned subsidiary. Unocal has now ceased operations as an independent company, but continues to conduct many operations as Union Oil Company of California, a Chevron company. The Union Oil Company of California was founded on October 17, 1890, in Santa Paula, California, by Lyman Stewart, Thomas Bard, and Wallace Hardison. It was a merger of three Southern Californian oil companies: the Sespe Oil Company and the Torrey Canyon Oil Company (both owned by Bard) and the Hardison and Stewart Oil Company." -- Wikipedia
