Concord Enviro Systems Limited was initially formed as 'Concord Enviro Systems Private Limited' dated July 1, 1999, issued by the RoC in Mumbai. Company name was changed to 'Concord Enviro Systems Limited', upon conversion into a Public Limited and a fresh Certificate of Incorporation on June 9, 2022 was issued by RoC upon the Conversion of Company.

Presently, the Company is engaged in manufacturing and trading of water treatment systems, water pollution control equipment, bio filters, resource recovery systems using membrane technology and operational and maintenance services. In addition to this, it offer a comprehensive suite of O&M services including spare parts. It has introduced digitalized solutions to provide data capture and analysis platforms that help real-time monitoring, troubleshooting errors and preventative maintenance of installed systems and plants. It has 2 manufacturing facilities, one in Vasai, Maharashtra and the other in Sharjah, UAE. The business comprises in manufacture and sale or lease of systems and plants; O&M services; manufacture and sale of consumables and spare parts (including membranes, chemicals and consumables); and manufacture and sale of modules.

Apart from these, the Company design custom solutions and manufacture systems for industrial wastewater treatment and reuse and seawater desalination. Its solutions include treatment in wastewater using membrane-based systems, ZLD using WHEs and dryers and desalination of seawater. It was the first to introduce UHPRO membranes in India, which has capability of high recovery rates. Apart from these, the ZLD solution using ultra-high pressure reverse osmosis (UHPRO) systems and advanced waste heat evaporation systems reduces total energy demand for ZLD . The waste heat evaporation plants use thermal energy from waste heat such as engine cooling heat/exhaust heat as a means to extract clean water from highly concentrated waste waters and reverse osmosis plant rejects.

In year 1992-93, the Company supplied reverse osmosis distillation plant to the Indian Navy for user and evaluation trials. It got into offshore seawater desalination equipment supply through Subsidiary, Rochem Separation Systems (India) Private Limited and acquired 50% equity share capital.

Later, in 2000-01, the Company expanded into installation of industrial wastewater reuse through, Rochem Separation Systems (India) Private Limited along with Aurobindo Pharma Limited. It set up operations in Sharjah Airport International Free Zone through formation of Subsidiary, Blue Water Trading and Treatment (FZE) in 2006-07. the Company ventured into to the oil and gas sector through Subsidiary, Rochem Separation Systems (India) Private Limited in 2008-09.

In 2009-10, Company acquired the entire shareholding in Reva Enviro Systems Private Limited pursuant to a Share Purchase Agreement dated June 2, 2009 and expanded the manufacturing plants in the UAE through formation of a new subsidiary, Concord Enviro FZE. It also diversified the business to the food and beverage sector in 2010-11.

In 2014-15, it sold NF membrane plant through our Subsidiary, Rochem Separation Systems (India) Private Limited. the Company formed a subsidiary, Roserve Enviro Private Limited, to carry on business in owning and providing all kinds of reverse osmosis plants and allied equipment. In 2017-18, Rochem Separation Systems (India) Private Limited installed first HPRO System and commercialized

waste heat evaporators in 2018-19.

In December 2024, the Company came out with its Initial Public Offer of 7137321 Equity Shares of Rs 5/- per share by raising funds aggregating to Rs 500 Cr, comprising a fresh issue of 2,496,433 Equity Shares aggregating to Rs 175 Cr and 4,640,888 Equity Shares aggregating to Rs 325 Cr through offer for sale.

the Company has completed wastewater package from refinery sector from Megha Engineering & Infrastructures Limited in 2024.