On completion, the plants are expected to deliver around 2MW of power to the national grid.
The Sri Lanka-based company secured relevant approvals for these projects and also signed power purchase agreement with the Ceylon Electricity Board to supply power for a period of 20 years.
HPFL subsidiary HPFL 2 owns the Thebuwana project located at Kuruwita while the Stellenberg project located at Gampola is owned by HPFL 3, another subsidiary.
Construction work on the projects began in January this year, according to hydroworld.com.