- Business
- Chememan Public Company Limited manufactures and distributes mineral lime and lime derivative chemical products in Thailand and internationally; its core offerings include quicklime (calcium oxide, CaO), hydrated lime (calcium hydroxide, Ca(OH)2), chemical grade limestone, construction limestone, and ground limestone. These products serve diverse industries such as mining, iron and steel production, building materials and construction, pulp and paper, glass and bottles, specialty fiberglass, bioplastics, sugar refining, environmental applications including water treatment and flue gas desulfurization, chemicals, agriculture for soil conditioning, and precipitated calcium carbonate production. The company, founded in 2003 and headquartered at Lake Rajada Office Complex in Bangkok, Thailand, also provides transportation services via dump and tank trucks, material handling, technical support, market studies, lime quality assurance, and professional laboratory testing including ISO/IEC 17025-certified analysis for available CaO.
Chememan operates production facilities in Thailand, Vietnam, and India through subsidiaries and joint ventures such as Chememan India Private Limited with Easternbulk Lime Products Private Limited and Siriman Chemicals India Private Limited; it maintains distribution centers including in Western Australia and targets customers across Asia, Australia, and Africa with a production capacity exceeding 1,200,000 tons annually and ambitions to surpass 2,000,000 tons by 2025. In 2024, foreign sales accounted for 65% of total revenue, driven by strong performance in Indian joint ventures operating at over 95% capacity and a 20% increase in lime sales to the mining sector, particularly gold projects. Recent developments include the establishment of new subsidiary Gritsman Company Limited on September 12, 2025, and a conditional agreement on October 6, 2025, to acquire a 60% stake in PT Bukit Bunea from PT Citatah Tbk for approximately THB 336 million to expand large-scale lime operations in Indonesia.