India's deeptech sector is rapidly growing, spurred by private innovation and national interest. Government funding boosts early development. However, the author highlights the critical need for corporate, diaspora, and growth capital to bridge funding gaps, especially for mid-to-late-stage companies. Unlocking these investment sources is essential to scale deeptech, ensuring India's sustained leadership. The article conveys strong optimism for the nation's capacity to build and compound technological success, marking a pivotal moment for Indian entrepreneurship.