By Bethany Wales Engineer Wood Group has sold two businesses for a total of $165m (£125m) after it revealed it slid into the red in the first half of the year. The London-listed firm, which is headquartered in Aberdeen, said today it has sold its stake in Ethos Energy Group, a joint venture with its partner, Siemens Energy AG, and its share in CEC Controls Company, which specialises in industrial and process control systems for the automotive industry. The firm added that it had agreed, with Siemens, to sell Ethos to private equity firm One Equity Partners. The sales followed the release of Wo…