Builder

The Builders were a class of Forerunners considered to be the most powerful in terms of intelligence, wealth, and political power. As its name suggests, the builders are responsible for the myriad of technologically advanced structures and objects seen throughout the Milky Way galaxy, including the Halo Array.

Builder Security was a group of Builders who conducted security and combat matters.

Known builders

 * Father and ancestors of Bornstellar Makes Eternal Lasting

List of appearances

 * The Forerunner Saga
 * Halo: Cryptum