Chevrontexaco Corporation  

ChevronTexaco has been operating in Africa since the early 1900s. Today, with operations in more than 50 African nations, ChevronTexaco ranks as one of sub-Saharan Africa’s largest U.S.-based private investors. In both Angola and Nigeria �among the continent’s largest petroleum-producing countries�ChevronTexaco recorded its first offshore oil discoveries. As a pioneer in deepwater exploration offshore Western Africa, the firm has posted a series of impressive discoveries in the past 10 years