The Jesa Corporation was a mining operation which was established and operated by individuals of high moral character. They helped turn the planet Pergitor into a lucrative and popular world, though despite their good intentions, Jesa's continued mining eventually led to an increase in volcanic activity, causing the world to become uninhabitable.
- Galaxy Guide 6: Tramp Freighters
- Galaxy Guide 6: Tramp Freighters, Second Edition
- The Complete Star Wars Encyclopedia