NGG - National Grid plc 2021 Q2 - Results - Earnings Call Presentation November, 12 2020 01:08 PM National Grid Transco PLC PLC American Depositary Shares The following slide deck was published by National Grid plc in conjunction with their 2021 Q2 earnings call. For further details see: National Grid plc 2021 Q2 - Results - Earnings Call Presentation