- **Tata Chemicals is a global chemistry company that began in 1939 by extracting value from the ocean at Mithapur, Gujarat, and now serves customers across five continents as the world’s third-largest soda ash producer.** It transformed from a diversified Indian chemical maker into a focused B2B enterprise after demerging its consumer salt and spices business in 2019, a move that sharpened its identity around industrial and specialty chemistry. The recurring logic behind its evolution is a deliberate push to grow “non-soda ash revenue” - layering steadier, value-added products like pharma-grade bicarbonate, specialty silica, and prebiotics on top of the cyclical soda ash foundation, using the cash flows of one stage to build the next. # Business segments Three engines at different stages - a global soda ash backbone, a set of specialty chemistry platforms built on that backbone, and an agri-science subsidiary with its own listed identity - each designed to reduce the cyclicality of the one before. ## 1. Basic Chemistry: the soda ash backbone that funds everything else **The company makes the essential alkali that goes into glass, detergents, and now solar panels, with more than two-thirds of its capacity coming from lower-cost natural sources in the US and Kenya rather than synthetic plants.** - **Natural soda ash is the cost advantage** - the US facility in Wyoming sits on the world’s largest trona deposits and runs at 2.54 million tonnes of annual capacity, while the Kenya operation at Lake Magadi adds another 400,000 tonnes, both using mining rather than the energy-intensive Solvay process required in India and the UK. That means lower manufacturing costs and a smaller environmental footprint for the bulk of its output. - **Bicarbonate turns a commodity into grades** - the company is the world’s sixth-largest sodium bicarbonate producer, selling the same molecule under four different brand names depending on purity: food grade, feed grade, industrial grade, and pharma grade. Indian bicarbonate capacity reached 290,000 tonnes after a recent expansion, and demand from emission-control applications - scrubbing SO₂ and HCl from industrial exhaust - is less cyclical than soda ash because it is driven by environmental regulation. - **Salt locks in a captive customer** - the company is India’s largest producer of vacuum evaporated iodised salt with 1.6 million tonnes of capacity, and it holds a 50% share of the UK pure-dried vacuum salt market. A 25-year “take or pay” agreement with Tata Consumer Products provides a guaranteed offtake floor, while a new greenfield plant at Valinokkam in Tamil Nadu creates a second production site beyond Mithapur. - **The UK pivoted from making to sourcing** - the Lostock soda ash plant in the UK was closed in January 2025 to stop losses, and the US unit is contracted to supply about 150,000 tons annually to the UK market while the UK operation focuses its domestic manufacturing on high-purity bicarbonate and pharmaceutical-grade salt. A carbon-capture unit at Winnington grabs CO₂ from the on-site power plant to make net-zero bicarbonate, cutting emissions by 40,000 tonnes a year. ## 2. Specialty Products: the non-cyclical growth layer **Three science-driven businesses - silica for tyres, prebiotic fibre for food, and crop protection for farms - that together grew 14% in a year and are designed to be steadier than the soda ash cycle.** - **Silica rides the radial-tyre shift** - the Cuddalore plant in Tamil Nadu is the only silica facility in South India’s automotive hub, making highly dispersible silica that tyre manufacturers need for radial passenger, truck, and bus tyres. Capacity is 10,800 tonnes now, utilisation increased to 79% from 70%, and a planned expansion aims to multiply capacity fivefold over the next three years. - **Prebiotics owns the Indian market** - the FOSSENCE® brand of fructooligosaccharides, a dietary fibre that feeds gut bacteria, holds over 90% market share in India and is made at a dedicated fermentation plant in Andhra Pradesh using in-house technology. The business grew more than 20% in FY26, added capacity for a new product grade, and began exporting to China and Japan while securing key accounts in baby food and confectionery domestically. - **Rallis reaches the farm gate** - Rallis India, a separately listed subsidiary in which Tata Chemicals holds a 55% stake, is one of India’s top ten agrochemical companies and reaches more than 80% of the country’s agricultural districts through 7,200-plus dealers and 95,000-plus retailers. It makes active ingredients like Acephate and Metribuzin for export to over 30 countries, runs a seed business supported by roughly 1,800 seed villages, and launched 11 new crop protection products and 30 new seed products in FY26. - **Novabay opens the pharma-grade door** - the acquisition of a Singapore bicarbonate plant completed in March 2026 adds 60,000 tonnes of premium capacity that holds cGMP and API certifications, meaning it can supply into pharmaceutical formulations and haemodialysis solutions. It is among the largest premium bicarbonate producers in Asia-Pacific outside China, with room to expand to 100,000 tonnes. ## 3. Cement: the circular-economy co-product **Cement is not a standalone strategy but a by-product of making soda ash - the solid waste from the Mithapur process becomes half a million tonnes of saleable cement, turning a disposal cost into a revenue line.** - **Waste becomes product** - the Mithapur soda ash plant generates solid residue that is processed into cement at a 500,000-tonne-per-year unit, operating on a circular-economy model where one process’s output feeds another. # Technology and innovation backbone **A shared R&D and digital infrastructure that serves every segment - from battery-grade lithium processes to AI-driven plant optimisation - with 169 scientists and 468 cumulative patents.** - **Process know-how is the invisible asset** - the company has developed in-house technology for integrated sodium-derivative manufacturing, fermentation-based prebiotics, and a method to recover battery-grade lithium carbonate at over 99.5% purity, while also testing sodium-ion battery technology. - **Digital twins run the plants** - an IoT-based process twin at the lime kiln provides real-time monitoring via mobile dashboards, and a federated AI Centre of Excellence is being built to scale predictive maintenance, GenAI-enabled diagnostics, and safety analytics across operations. - **One digital core connects the globe** - the company deployed SAP S/4HANA as a unified cloud platform integrated with procurement and logistics systems, established an enterprise data warehouse on Microsoft Fabric, and opened a Global Capability Centre at GIFT City in Gujarat for customer-facing operations. # Group structure and partners **A parent company with 23 subsidiaries, three joint ventures, and one associate, anchored by large operating entities in the US, UK, and Kenya that hold the natural-resource assets.** - **North America is the crown jewel** - Tata Chemicals North America Inc. runs the Wyoming trona-mining and soda ash operation with 2.54 million tonnes of annual capacity, the single largest site in the group. The company exited the ANSAC export consortium at the end of 2022 to build its own direct customer relationships for roughly half its US export business. - **The UK is a salt and bicarbonate hub** - TCE Group Limited and British Salt Limited operate the remaining UK assets after the Lostock soda ash closure, including 430,000 tonnes of salt capacity and a separate 70,000 tonnes of pharmaceutical salt capacity. - **Africa and Asia fill out the map** - Tata Chemicals Magadi Limited produces soda ash from Lake Magadi’s trona in Kenya, while the Singapore subsidiary holds the newly acquired Novabay premium bicarbonate plant. A Moroccan joint venture, Indo Maroc Phosphore, paid dividends of ₹125 crore in FY26. - **The structure has been simplified** - holding-company reorganisations in the US and UK during 2023 and 2026 reduced intermediate entities without changing ultimate ownership, and two non-operational UK subsidiaries were dissolved in April 2026.