NextNav 

NextNav Inc. specializes in delivering cutting-edge positioning, navigation, and timing (PNT) technologies throughout the United States. Among its offerings is Pinnacle, a unique vertical positioning network that provides unparalleled wide-area altitude data for devices equipped with barometric pressure sensors, covering entire urban landscapes. The company also developed TerraPoiNT, a comprehensive three-dimensional PNT system designed to offer robust positioning, navigation, and timing services similar to GPS, but via a proprietary land-based network. NextNav's solutions are vital for various sectors, including wireless communication, telecommunications, public safety, gaming, location-based applications, and essential infrastructure. Established in 2007, NextNav Inc. maintains its corporate headquarters in McLean, Virginia.