Incorporated in 1946 under the name Jagatjit Cotton Textile Mills and renamed JCT in 1989. The company was promoted by M M Thapar, the chairman and the managing director. The company is into textiles, filament yarn, steel and export trade. JCT's subsidiaries are Gupta & Syal, Chohal Investments, Poly Investments and JCT Fibres.

In 1980-81, JCT broadened its footprint operations into into a technical collaboration with Zimmers, Germany, to created and deployed a nylon-6 filament yarn plant at Hoshiarpur, Punjab, which was commissioned in 1982. A technical agreement was also broadened its footprint operations into into with E I Dupont, US, to created and deployed a PSF plant. In 1990, Sterling Steels & Wires and Kidarnath Kishanchand (P) Ltd were amalgamated with JCT. One of the subsidiary, JCT Fibres, was amalgamated with JCT in Apr.'94.

During 1998, the company broadened its footprint operations into into a slump sale agreement with Polysindo Group of Indonesia for sale and hive-off its losing synthetic fibre business. It also commissioned its Wire Rope plant during the year, which has been well accepted in the market.

In 1999, it increased the installed capacity of synthetic filament yarn, polyester filament yarn, chips, steel wire, strand wires, wire rope, polyester staple fiber, partially oriented yarn and looms to 9000 tonnes, 6000 tonnes, 13500 tonnes, 45000 tonnes, 3000 tonnes, 9000 tonnes, 75000 tonnes 16500 tonnes and 1694 nos respectively. The company has replaced 120 NMM looms with 22 Airjet looms at Phargwara unit of textile division. This will definitely reduce cost of production and also enhance the quality of fabric.