Andrew John Maclennan

Northern Powergrid (Northeast) Plc engages in distribution of electricity. The company was founded on March 9, 1994 and is headquartered in Newcastle upon Tyne, the United Kingdom.

Northern Powergrid Metering Ltd. engages in the provision of asset finance services in relation to utility metering. Its services include asset management, contract management, funding provision, asset tracking, and fault management. The company is headquartered in Newcastle Upon Tyne, the United Kingdom.

Part of Berkshire Hathaway, Inc., Integrated Utility Services Ltd. is a British company that provides power, water, and gas infrastructure services for public and private sectors. The company is based in Newcastle-upon-Tyne, UK. Integrated Utility Services was founded in 1994.

Northern Powergrid (Yorkshire) Plc is engaged in the distribution of electricity. The company was founded on November 22, 2000 and is headquartered in Newcastle Upon Tyne, the United Kingdom.

Part of Berkshire Hathaway, Inc., IUS Ireland Ltd. is an Irish company that constructs infrastructure facilities. The company was founded in 2006 and is based in Ballycoolin, Ireland.

Northern Powergrid (Yorkshire) Plc is engaged in the distribution of electricity. The company was founded on November 22, 2000 and is headquartered in Newcastle Upon Tyne, the United Kingdom.