Tanzania Geothermal Development Company Limited(TGDC) is a subsidiary company of Tanzania Electric Supply Company Limited (TANESCO); 100% owned by the government of Tanzania, incorporated in December 2013 for the purpose of spearheading development of geothermal resources in Tanzania. It commenced its business in the July 2014 with the mandate amongst others to explore, drill and harness geothermal resources for power generation and direct applications.

Establishment of TGDC: Tanzania has for a number of periods been faced with inadequate power generation due to a number of reasons.
The Government has taken various remedial actions to avert load shedding, some of which are not only costly but also have adverse effect on the environment. To avoid these recurrences, the Government decided to DIVERSIFY generation sources to include GEOTHERMAL and other renewable energies such as solar and wind.