Heathrow's boss previously said the shutdown was not for lack of power but to reboot complex systems....
E.ON is perceived as one of National Grid's biggest rivals. E.ON is headquartered in Essen, North Rhine-Westphalia, and was founded in 2000. Like National Grid, E.ON also operates in the Renewable Energy industry. E.ON generates 358% the revenue of National Grid.
Dana Petroleum has been one of National Grid's top competitors. Dana Petroleum was founded in 1994 in Aberdeen, Scotland. Like National Grid, Dana Petroleum also works within the Energy & Utilities field. Dana Petroleum generates $23.9B less revenue than National Grid.