Seadrill, an offshore drilling contractor, has secured a batch of rig assignments and extensions across the U.S. Gulf, Brazil, and Angola, with LLOG, a subsidiary of Harbour Energy, Brazil’s state-owned oil and gas giant Petrobras, and France’s energy giant TotalEnergies.. The post Seadrill’s new rig deals of over $860 million lift total backlog to $3.1 billion appeared first on Offshore Energy .