Created in 1895 (United States), KeySpan is part of our Top Web Popularity Utilities - Regulated, own 7 sister brands and 138 competing brands. KeySpan is a brand of National grid plc, listed on the stock exchange of London. The International Securities Identification Number (ISIN) of National grid plc is GB00BDR05C01. The sector of KeySpan is Utilities - Regulated.

KeySpan is a brand of National grid plc (NG/L) Other brands