Oil & Gas OER Registers $355.2m Financial Increase In 9 MonthsBy orientalnewsngOctober 26, 20150 Yemisi Izuora Oando Energy Resources (OER), a company focused on oil and gas exploration and production in Nigeria today released… Share this:Share Click to email a link to a friend (Opens in new window) Email Tweet Click to share on Reddit (Opens in new window) Reddit