It was started in 1871 by Devenport & Company Limited as Nahore Balasun Tea Estate.

In 1963, it was taken over by the Darjeeling Consolidated Tea Company Limited of the Bajoria Group.

[3] The tea plantations cover 181.38 hectares (448.2 acres) and is spread over an altitude of 365 to 1,375 metres (1,198 to 4,511 ft) above mean sea level.

Balasun Tea Estate is planted with 51% pure China, 40% hybrid Assam and 9% Darjeeling Quality Clonal variety.

[3] It is Hazard Analysis & Critical Control Point (HACCP) certified by TUV-NORD, UTZ certified by IMO and SAN/ Rainforest Alliance certification from IMO and has Fair Trade certification from FLO-CERT.