Atomic-Clocks

QuPrayog - Quantum Computing Company Profile | Quantum Navigator

QuPrayog

QuPrayog is a Pune-based quantum technology startup founded in August 2024 as a spinout from the Indian Institute of Science Education and Research (IISER) Pune, co-founded by Dr. Rahul Sawant (faculty fellow at I-Hub Quantum Technologies Foundation) and Dr. Jay Mangaonkar (postdoctoral fellow at IISER Pune). The company develops advanced quantum sensing and metrology equipment, specializing in portable optical atomic clocks, Titanium Sapphire Laser systems, and optical frequency combs that offer order-of-magnitude improvements over radio-frequency atomic clocks. QuPrayog was selected as one of eight startups for support under India’s National Quantum Mission and the National Mission on Interdisciplinary Cyber-Physical Systems, chosen following a competitive process by I-Hub Quantum Technology Foundation. The company focuses on advancing quantum timing, precision measurements, and quantum sensing technologies for applications in navigation, telecommunications, scientific research, and critical infrastructure requiring ultra-precise timing and frequency standards, contributing to India’s strategic quantum technology development and self-reliance in quantum sensing capabilities.

Xairos Systems - Quantum Computing Company Profile | Quantum Navigator

Xairos Systems

Xairos Systems Inc. is a Lone Tree, Colorado-based space telecommunications company founded in 2019 by David Mitlyng and Dr. James Troupe, disrupting Position, Navigation, and Timing (PNT) through patented Quantum Clock Synchronization (QCS) technology. The company leverages quantum communications and atomic clock technology to provide high-precision, high-security time distribution on a global scale for space applications. Xairos’ QCS protocol enables satellite accuracy and reliability improvements critical for defense and commercial space operations. The company was selected into the Techstars Space Accelerator in 2021 and has secured contracts with the US Department of Defense to advance quantum timing technology for military applications. Xairos addresses the critical need for GPS-independent timing and synchronization systems resilient to jamming and spoofing, serving aerospace, defense, and telecommunications sectors requiring ultra-precise time distribution across satellite constellations and ground infrastructure.