Chennai-based VyomIC, founded by IIT-Madras alumni, is set to build India's first private global satellite constellation for high-precision PNT services. With USD 1.6 million in pre-seed funding, the startup aims to provide centimeter-level positioning and nanosecond-level timing, crucial for various sectors. VyomIC's LEO-based system promises spoofing-proof, jamming-resistant signals and indoor PNT capabilities.