Memiontec Holdings Ltd. engages in the provision of water and wastewater management. It operates through following segments: Total Solutions with Engineering, Procurement, and Construction (TSEPC); Operation, Maintenance and Service of Water and Wastewater Treatment Plants (OMS); Sales and Distribution of Systems and Trading; and Sales of water. The Total Solutions with Engineering, Procurement, and Construction (TSEPC) segment provides engineering, procurement, and construction services solutions. The Maintenance and Service of Water and Wastewater Treatment Plants (OMS) segment includes operations, prevention, and corrective maintenance services. The Sales and Distribution of Systems and Trading segment is involved in the sales and distribution of water treatment systems and trading. The Sales of Water segment focuses on the sales of water and other related recurring revenues. The company was founded in 1992 by Tay Kiat Seng and Soelistyo Dewi Soegiharto and is headquartered in Singapore.