NextNav Inc. specializes in three-dimensional (3D) Positioning, Navigation, and Timing (PNT) solutions. The Company, as a license holder in a spectrum band expressly designated for terrestrial positioning services, is positioned to enable a widescale terrestrial complement and backup to Global Positioning System (GPS). Leveraging licensed low-band spectrum and the global 5G ecosystem, the Company is focused on delivering 3D PNT solutions. It delivers PNT services through its Pinnacle and TerraPoiNT solutions. The Pinnacle system provides an accurate altitude service and is primarily used for public safety applications, including enhanced 911 (E911) for Verizon and a number of devices operating on the remaining national cellular network providers. The TerraPoiNT system is a terrestrially based dedicated, complementary 3D PNT network designed to overcome the limitations inherent in the space-based nature of GPS. It serves various industries, including telecom and public safety.