Southern Water

Southern Water is a major private utility company providing essential water and wastewater services to approximately 4.7 million customers across Kent, Sussex, Hampshire, and the Isle of Wight in the United Kingdom. While not a biotechnology or pharmaceutical developer, the company is a critical component of public health infrastructure, ensuring the delivery of clean drinking water and the safe management of sewage systems. Notably, the company has collaborated with government health agencies on wastewater surveillance programs to monitor the prevalence of pathogens, such as SARS-CoV-2 and poliovirus, within the community. It operates as a regulated monopoly under the oversight of Ofwat and is owned by a consortium of institutional investors.