Mahabir Prasad Patni

Part of Ion Exchange (India) Ltd., Ion Exchange Asia Pacific Pte Ltd. is a Singaporean company that provides total water and environment management solutions. The company has a large warehousing, storage, and fabrication facility in Singapore to supply and serve customers in the region. Established in 2003, the company has a strong presence in Singapore, Indonesia, and Malaysia. Ion Exchange Asia Pacific offers a complete range of solutions for water, waste water management, solid waste management, and waste to energy. In addition to its engineering capabilities, Ion Exchange Asia Pacific manufactures world-class ion exchange resins for water and non-water specialty applications, membranes, water treatment chemicals, and specialty process chemicals. The company has state-of-the-art manufacturing facilities spread across five states in India and internationally in Hamriyah Free Trade Zone - Sharjah, UAE, and a chemical blending unit in Bahrain.

IEI Environmental Management (M) Sdn. Bhd. is a Malaysian company that provides engineering and environmental consulting services.

Part of Ion Exchange (India) Ltd., Ion Exchange Services Ltd. is a company that specializes in water and waste water treatment, as well as water and environment management services. The company is based in Bangalore, India and offers total water and environment management solutions for institutions, industries, and communities, both urban and rural. Ion Exchange Services is one of the few companies worldwide with a complete range of water and environment engineering technologies, products, and services, including ion exchange resins, membranes, water treatment, and chemicals. Ion Exchange Services was acquired by Ion Exchange (India) Ltd. on August 06, 2012.

Part of Ion Exchange (India) Ltd., Ion Exchange Environment Management (Bangladesh) Ltd. is a Bangladeshi company that provides water treatment, liquid waste treatment, solid and hazardous waste management services. The company is based in Dhaka, Bangladesh.