New Opportunities: Duke Energy named Lynn J. Good group executive and president – commercial businesses. She succeeds Thomas C. O’Connor, who is leaving to become chairman, president and CEO of DCP Midstream, the joint venture between Spectra Energy and ConocoPhillips that was formerly Duke Energy Field Services. When Duke Energy merged with Cinergy in 2006, Good became senior vice president and treasurer. Duke Energy also named Stephen G. De May as its vice president and treasurer, and Sean Trauschke as its senior vice president of investor relations and financial planning. Trauschke, who has been vice president of investor relations, will take on additional responsibilities to oversee financial planning and analysis. De May joined the company in 1990 as a director at Crescent Resources.