Eggman Enterprises

Eggman Enterprises, or Eggman industries, is a company Dr.Eggman owns. It is most likely the way how he funds his schemes. It as first mentioned in Sonic Colors.

Sonic Colors
It is first during Sonic Colors, Eggman uses name during his PA announcements. He uses the name to market his overpriced products, injury or death disclaimers, or whenever he claim copyrights over planets or mutants powers the park guests may gain during the rides.