The economic engine of Bengaluru is driven by a mix of legacy aerospace companies, IT giants, and new-age unicorn startups.
* **IT & Tech Giants:** Headquarters for Infosys and Wipro; massive operational hubs for TCS, Accenture, IBM, and Google. * **Startups & Unicorns:** The birthplace and headquarters of major companies like Flipkart, Swiggy, Ola Cabs, Zerodha, Razorpay, and Cred. * **Aerospace & Defense:** Hindustan Aeronautics Limited (HAL), the Indian Space Research Organization (ISRO), and National Aerospace Laboratories (NAL) are all headquartered here. * **Biotechnology:** Biocon, India's largest biopharmaceutical company, leads the city's robust life-sciences sector.