Sigma Envirotech System was established in New Delhi, We pioneered biological treatment in India andhaveexcelled in providing total water solutions by integrating bio-augmentation, chemicals, process technology, design engineering and project management capabilities to facilitate water & waste water treatment for over three decades, assisting in developing comprehensive and seamless solutions. We have successfully managed water resources for a number of industries, institutions and several government projects. design engineering and project management capabilities to facilitate the water business in 2005 through an acquisition of a 19 year old company that specialized in high purity water treatment plants. Sigma have now grown this business many folds through expansion of the product lines and entering in to new market segments for water treatment like power generation, oil & gas, automobiles, manufacturing process plants, sugar mills, captive power plants and many other such markets. Today, at Sigma Envirotech System, we are well equipped to handle all types of water and waste water treatment solutions for the industry. Placing trust on our skills and capabilities, some of the leading companies in India from Power Generation to Food & Beveragesare our customers with many awarding us with repeat business.