Duke Power[]
1996-1997[]
In November of 1996, Duke Power introduced a transitional logo, when they announced their plans to merge with PanEnergy Corporation of Houston, Texas.
1997-2006[]
Duke Power became a subsidiary of the newly-named Duke Energy company after the merger with PanEnergy was completed.
Duke Energy[]
1997-2013[]
2013–present[]
A new logo was announced on October 17, 2012, completing the merger with Progress Energy, whose name will disappear. The new logo was rolled out during the week of March 25, 2013.