Isu-Sim

Isu-Sim were the company that produced the SSP05 hyperdrive. The modified YT-1300 light freighter known as the Millennium Falcon was equipped with a 0.5 class Isu-Sim SSP05 hyperdrive around thirty years after the Battle of Endor.

Behind the scenes
Isu-Sim were first mentioned in the Star Wars Legends reference book Star Wars: Complete Cross-Sections, which was written by David West Reynolds and Curtis Saxton for publication in 2007. The company were then confirmed to be canon when they were mentioned in Star Wars: The Force Awakens: Incredible Cross-Sections, which was written by Jason Fry and released in 2015.