Occidental Petroleum

Occidental Petroleum Corporation is a multinational oil and gas exploration and production company with operations in the United States, the Middle East, and Latin America. Headquartered in Houston, Texas, it is one of the largest US oil and gas companies based on 2015 year-end market capitalization. Wikipedia*

On the C-SPAN Networks:
Occidental Petroleum Corporation is a multinational oil and gas exploration and production company with operations in the United States, the Middle East, and Latin America. Headquartered in Houston, Texas, it is one of the largest US oil and gas companies based on 2015 year-end market capitalization..