STAMIGOLD Company Limited was incorporated on 28th October 2013 to carry on the business of mining gold, of processing such gold and generally treat, prepare, render marketable, sell and dispose of such gold or by-products resulting therefrom either in their raw or processed state. The company which operates as a private company limited by shares is the only gold mining company owned by the state through the State Mining Corporation (STAMICO) and Treasury Registrar. Whereby STAMICO holds 99.998% of the total shares while the Treasury Registrar owns 0.002%.

The Company operates the STAMIGOLD Biharamulo Mine. The mine started operations in July 2014. The Company activities include geological exploration within the Biharamulo Forest Reserve The mine is located at the edge of Biharamulo Forest Reserve, in Kaniha Ward, Biharamulo District, Kagera Region. The mine site can be accessed by road either from the Kahama–Rusumo Highway, or from the Geita–Biharamulo Highway via Bwanga to Runzewe road.

All employees are Tanzanians because the company has continually developed its Local Content policies and skills development where the focus is on the employment of local staff, training of students and conduct industrial internship programs. Moreover, the company conducts training in several areas to the employees such as Occupational Health and Safety training, Environmental Management, Emergency Response and Preparedness, courageous leadership training and public Procurement Regulations, among others.