Mueller brings over 26 years of industry experience. Most recently, Mueller was senior vice president of exploration and production at Belco Oil and Gas Company. Prior to Belco, Mr.

Between tariffs roiling the global economy and OPEC putting more barrels on the market, prices have dropped significantly since January. That's good for consumers, and bad for oil companies.

Oil prices hit a four-year low in April, dragged down by the U.S.-China trade war and an unexpected decision by OPEC+ to increase output by 411,000 barrels per day of oil in May.