National Grid plc (NYSE:NGG) Q4 2021 Earnings Conference Call May 20, 2021 4:15 AM ET Company Participants Nicholas Ashworth - Director of Investor Relations John Pettigrew - Chief Executive Officer Andrew Agg - Chief Financial Officer Conference Call Participants Dominic Nash - Barclays Bank PLC Christopher Laybutt - Morgan Stanley Jenny Ping - Citigroup Inc. Mark Freshney - Credit Suisse AG John Musk - RBC Capital Markets Ajay Patel - Goldman Sachs Group, Inc. Samuel Arie - UBS Investment Bank Martin Youn ...