Concord Enviro Systems Limited engages in providing water and wastewater treatment, and reuse solutions. It offers effluent treatment plants, anaerobic digestors, membrane bio-reactors, and sewage treatment plants; and membrane-based systems, such as ultra-filtration, nano-filtration, reverse osmosis, desalination systems, waste heat evaporators, and rehabilitation and modification services. The company also provides plant operations and maintenance; consumables and spare parts, including membranes, plants chemicals, and consumables; and compressed biogas plants installation services, as well as zero liquid discharge systems and plants. It serves customers in pharmaceuticals, chemicals, distillery, food and beverage, automobiles, leachate, steel, textiles, oil and gas, tanneries, cement, paper, paint, electronics, mining and minerals, real estate, and sea water desalination solutions industries in Asia, Africa, Latin America, and Europe. The company was founded in 1992 and is based in Mumbai, India.