Updated 04-May-2020.
Mondo shtuff from around the internet, all about PIEDMONT NATURAL GAS!
My botty best at summarizing from Wikipedia: Piedmont Natural Gas Company, Inc. is a wholly owned subsidiary of Duke Energy . they are invested in joint venture, energy-related businesses . Fit-Friendly Company by the American Heart Association for the fifth consecutive year in 1994, it merged into a newly formed North Carolina corporation with the same name to move its business to North Carolina . the company was acquired by Duke Energy on October 3, 2016 .