The chief executive of General Electric Co. GE 2.12 % ’s oil-and-gas business has visited Tehran to explore business opportunities there, the company said, the first known visit by an energy executive of an American company since before Western sanctions were imposed on Iran over its nuclear program. Lorenzo Simonelli, CEO of GE Oil & Gas, visited Iran in recent days and departed on Monday as the company takes another look at the country now that nuclear-related sanctions have ended, a GE spokeswoman said. “In line with the easing of sanctions, we have begun looking at potential business opportunities in Iran, while fully complying with the rules laid out by the U.S. government,” the spokeswoman said. “Mr. Simonelli’s visit…was part of our efforts to that end.” American businesses have trod cautiously since world powers last month ended […]