Longview Tea Company was incorporated on January 16, 1879. James, Warren & Company Ltd (formerly known as Planters' Stores & Agency Co Ltd), which had been looking after the management of the company as secretary and treasurers, resigned on January 31, 1950 and the management was taken over by Daga & Co. Ltd, a private company incorporated under the Indian Companies Act, 1913, as managing agents of the company.

LTCL started operations with a single tea estate, i.e. the Longview Tea Estate (LVTE), in Darjeeling. At present the company functions with six tea estates at Darjeeling, Dooars and Terai regions and produces over 30 lakh kg of tea consisting of Darjeeling, CTC and Green varieties. The company's policy has been to acquire new tea estates to abet growth.

Subsidiaries of the company:

LTCL has four subsidiaries; namely: 1) Merlin Holdings Pvt Ltd (MHPL) 2) Narsingh Holdings Ltd (NHL) 3) Himadri Plantations Ltd (HPL) and 4) Arunodaya Plantations Ltd (APL)

Group/Associate companies:

 The Daga family has also promoted other industrial enterprises including Deepak Spinners Ltd, Deepak Industries Ltd and Continental Profiles Ltd.