YTL Power International Berhad is engaged in investment holding and the provision of administrative and technical support services. The Company operates in four segments: power generation, water and sewerage, telecommunications business, and investment holding activities. Its power generation segment is engaged in developing a solar power generation project of up to 500 MW. The segment also includes multi utilities business, which is involved in the generation and sale of electricity to both wholesale and retail markets as well as oil trading and oil tank leasing. Its water and sewerage operations are carried out by its subsidiary, Wessex Water Limited, in the United Kingdom. Its communications operations in Malaysia are carried out by its subsidiary, YTL Communications Sdn Bhd, which offers fourth generation services. Its subsidiaries include YTL Energy Holdings Sdn. Bhd., which is engaged in investment holding, and Water 2 Business Limited, which is a non-household water retailer.