SUGAR LAND--July 19, 2016--Written by John Egan for Industrial Info Resources (Sugar Land, Texas)--Duke Energy Corporation (NYSE:DUK) (Charlotte, North Carolina), one of the nation's largest utilities, plans to invest about $25 billion in its regulated electric utility business over the 2016-2020 period, plus up to another $5 billion in its "commercial" business, which includes renewable energy, gas pipelines and electric transmission projects. Within this article: Describes the Atlantic Coast Pipeline project by Duke Energy Corporation (NYSE:DUK) and Piedmont Natural Gas Company (NYSE:PNY). Additional companies: Dominion Resources Incorporated (NYSE:D), Fluor Corporation (NYSE:FLR)