The Spaceguard Foundation

The Spaceguard Foundation (SGF) is a private organization based in Frascati, Italy, whose purpose is to study, discover and observe near-Earth objects (NEO) and protect the Earth from the possible threat of their collision. The foundation is non-partisan, non-political and non-profit, and acts as the international organization grouping together the spaceguard organizations in various countries, as well as individual astronomers and organizations interested in the foundation's activities.

Source: Wikipedia — The Spaceguard Foundation (CC BY-SA 4.0)