Aireon

Aireon is an American aviation surveillance and data company based in McLean, Virginia, and a wholly owned subsidiary of Iridium Communications. It operates a global space-based ADS-B system that receives aircraft position broadcasts using payloads hosted on the Iridium satellite constellation. Formed by Iridium in 2011, Aireon subsequently received investments from five national air navigation service providers. Its surveillance system began operations in 2019, and Iridium acquired the remaining equity in the company in 2026.