- **Information Technology and Software Services** Bengaluru is the center of Karnataka’s global reputation, hosting major Indian and multinational technology firms, startup ecosystems, and IT-enabled services.
- **Aerospace and Defense** The state, especially Bengaluru, has a major concentration of aerospace research, aircraft and component manufacturing, defense public-sector units, and private engineering firms.
- **Biotechnology and Life Sciences** Karnataka has long been one of India’s leading biotech hubs, with research institutions, pharmaceutical activity, and health-science innovation clusters.
- **Manufacturing and Engineering** Machine tools, heavy engineering, automotive components, precision manufacturing, and industrial equipment are important in Bengaluru, Belagavi, Hubballi-Dharwad, and other cities.
- **Mining and Metallurgy** Iron ore extraction, associated steel production, and mineral-based industries have been especially important in Ballari and surrounding districts, though the sector is environmentally and politically sensitive.
- **Textiles and Silk** Karnataka is widely associated with silk, especially Mysuru silk, and also supports broader textile production and garment manufacturing.
- **Agriculture and Agro-processing** Sugar, coffee, spices, arecanut, grains, dairy products, and food processing support both rural employment and export activity.
- **Tourism and Hospitality** Heritage circuits, wildlife reserves, pilgrimage sites, beaches, hill stations, and business travel all contribute to this sector.
- **Education and Health Care** Universities, medical colleges, specialty hospitals, and training institutions form a major service industry in cities such as Bengaluru, Manipal, Mangaluru, and Mysuru.
- **Port and Logistics Services** Mangaluru and other coastal facilities support shipping, import-export trade, petroleum-linked activity, and logistics networks.