Anadarko is a Petroleum company headquartered in Texas. It is known for its multiple enterprises in Petroleum and Natural gas industry, like:
Exploration Production Gathering Processing Treating Transportation etc. Year 2017 intent for them with Net Income of $0.456 Million. They have approx 4,400 hires in total.

Valero Energy Corporation is a Texas located Energy and Fuel company. They control across USA, UK and Canada. They have 16 refineries operating with capacity of 3 million barrels per day.
Their wind farms have the capacity of producing 50 -megawatts per year.