Iran Aviation Industries Organization (IAIO), also known as Aerospace Industries Organization, is an Iranian state-owned aerospace company.

It offers light aircraft and unmanned aerial vehicles (UAVs) including long-range UAVs. It is involved in the development of hovercraft technology, and aircraft repair and manufacturing.

The company carries out the production of helicopters for export and oversees a research centre for aviation technology products. IAIO offers products such as Hemase reconnaissance UAV, the Kosar fighter and training jet, the Qaher 313 stealth fighter jet, and the Yasin training jet.