The enterprises did not immediately respond to requests for comment.

William Singer, CEO of the Key Worldwide Foundation who was identified as the leader of the scam, pleaded guilty to four charges Tuesday. Federal prosecutors said his business helped parents bribe college coaches to take their children without any athletic background and to help alter students’ answers on SAT and ACT exams.

Prosecutors said Henriquez and his wife paid $400,000 in bribes to get their daughter into Georgetown and hired a cooperating witness to aid their other daughter with her standardized exam. The couple also allegedly bribed Georgetown’s head tennis coach to designate their daughter as an athletic recruit. They were each released on $500,000 bond.

Hercules did not respond to CNBC request for comment.

McGlashan was charged with working with a college prep company to create a fraudulent athletic profile for his son in order to be recruited as an athlete at USC. He also allegedly funneled $50,000 in bribes into the nonprofit arm of the company to have a cooperating witness correct his son’s answers on the SAT exam, prosecutors said.