South East Water Limited operates as a water utility company, providing drinking water services to households and businesses in the south-east of England, particularly in Kent and Sussex. The company sources water from surface reservoirs and groundwater, managing its supply network to ensure water security and quality for its customers. South East Water generates revenue primarily through water supply charges and is focused on infrastructure investment to enhance service reliability and reduce supply interruptions. The company actively engages with regulatory bodies to secure funding for its operational plans, especially in response to environmental challenges such as drought.