Prasad Tea Agro
46/9, S. N. Banerjee Road
Kolkata- 700014, West Bengal (India)
Bhutan Duars Tea Association Limited
Nilhat House, 11 Rajendra Nath Mukherjee Road, (6th Floor)
Kolkata- 700001, West Bengal (India)
A. K. Gupta & Corporation
28-A, Dr. Rajendra Road
Kolkata- 700020, West Bengal (India)
Darjeeling Organic Tea Estates Private Limited
No. 20, Coalberth, Hoboken Road 7th Floor
Kolkata- 700088, West Bengal (India)