Siel Limited emerged as an independent entity in 1989 out of the erstwhile DCM Group. DCM Group was set up by Sir Shriram, Grandfather of the present Chairman – Mr. Siddharth Shriram. It started with a Textile Mill in Delhi and grew into one of India’s largest Organisations in the private sector having manufacturing units for Textiles, Sugar, Electronics, Chemicals, Fertilisers, Plastics and Engineering Products at various locations in the country.

In 1989, arising out of a family settlement, DCM Limited was split into four companies one of which was Siel Limited. Thereafter, consequent to the re-organisation of Siel Limited and in pursuance to the scheme of arrangement the sugar business has been hived off into a separate entity as Mawana Sugars Limited.

Businesses of Siel Limited are as under:

Chemicals Caustic Soda (Flakes & Lye), Liquid Chlorine, Hydrochloric Acid, Sodium Hypochlorite, Hydrogen and export oriented product - SHRIRAM Stable Bleaching Power, STB - Decontaminant for military use		Vanaspati & Vegetable Oils  Brand leaders in the Hydrogenated Vegetable Oils and Refined Oils. The brand names are Panghat in Vanaspati and Ruby, Sunbeam, Cornola, Kohinoor in Refined Oils segment.
Siel has a sales turnover of approximately INR 242 crores (as on March 2006)