On the NYSE, the compagny listed as CVA is Covanta Holding Corporation. It's a holding American company which works in the conversion of waste to energy.
Wabash Railroad
TCS
infosys
sony
The symbol for Covanta Holding Corporation in the NYSE is: CVA.
TCS
There are numerous companies that are listed on the NYSE. Some of the companies are the 3M company, Intel, Exxon Mobile Corp, and American Homes 4 Rent.
Con Edison, which was listed in 1824 as the New York Gas Light Company
While looking in the NYSE website, I could not find it under the listings. I would have to say right now, No, it is not.
NYSE
There are 1,600 company's listed on the NYSE ....REFER TO LINK @ BOTTOM OF PAGE FOR THEIR NAMES ...
Wikia is a privately held company and does not trade on the NYSE.