NextNav Inc. (NextNav) is engaged in delivering positioning, navigation, and timing (PNT) solutions that overcome the limitations of the existing space-based global positioning system (GPS). NextNav delivers differentiated PNT solutions through its network-based Pinnacle and TerraPoiNT solutions. Pinnacle is its z-axis service, a vertical positioning network to cover the entire metropolitan area. Its Pinnacle system provides accurate altitude service to any device with a barometric pressure sensor, including most off-the-shelf Android and iOS smartphones, appropriately specified internet of things (IOT) devices, as well as vehicles and other equipment. TerraPoiNT system is a terrestrial-based, encrypted network designed to overcome the limitations inherent in the space-based nature of GPS. It also provides advanced geolocation solutions to IoT modem and digital signal processor vendors and end IoT users. Its customers include wireless carriers, applications developers, and others.