Former NOV CEO to lead energy company's board By: Houston Business Journal via Business Journals July 14, 2014 at 13:26 PM EDT The former CEO of Houston-based National Oilwell Varco Inc. (NYSE: NOV) is expected to become the chairman of Switzerland-based Transocean Ltd... Read More >> Related Stocks: Chesapeake Energy Natl Oilwell Varco Servicenow Inc Transocean Ltd iPath Dow Jones-Goldman Sachs Crude Oil Fund