Pennon Group Plc engages in the provision of water management and sewerage services. It operates through the following segments: Water, Non-Household Retail, and Others. The Water segment comprises of the regulated water and wastewater services undertaken by South West Water. The Non-Household Retail segment administrates services through Pennon Water Services. The Others segment includes the financing arrangements and taxation liabilities. The company was founded in April 1989 and is headquartered in Exeter, the United Kingdom.