This subsection details the Tata group's operations according to the seven business sectors that its companies function in
Information technology and communications
The Tata group has well-established enterprises in the fields of software and other information systems, telecommunications and industrial automation. COMPANIES IN THIS SECTOR
Engineering products and services
The Tata group has a robust presence in engineering, with operations in automobiles and auto components and a variety of other engineering products and services. COMPANIES IN THIS SECTOR
Materials
The Tata group is among the global leaders in this business sector, with operations in steel and composites. COMPANIES IN THIS SECTOR
Services
The Tata group has widespread interests in the hospitality business, as also in insurance, realty and financial and other services. COMPANIES IN THIS SECTOR
Energy
The Tata group is a significant player in power generation and is also involved in the oil and gas segment. COMPANIES IN THIS SECTOR
Consumer products
The Tata group has a strong and longstanding business in watches and jewellery, and a growing presence in the retail industry. COMPANIES IN THIS SECTOR
Chemicals
The Tata group is one of the largest producers of soda ash in the world. Additionally, it has interests in fertilisers and in the pharmaceuticals business. COMPANIES IN THIS SECTOR
International operations
The Tata group, through its international arms, explores business opportunities across the world
COMPANIES IN THIS SECTOR 
