Missouri Public Utilities Alliance (MPUA)

 I believe this is also sometimes called "Missouri Public Utilities Association" by the press.

http://www.mpua.org/

example: the AP article found here 

http://www.kfvs12.com/Global/story.asp?S=9754294&nav=menu51_2_3

quoting the "Missouri Public Utilities Association"

which I have found no where while "Googling"