Make amusement parks great again, Six Flags (NYSE: FUN) appoints John Reilly as president and CEO

Six Flags Entertainment Corporation (NYSE: FUN) announced the appointment of John Reilly as president and chief executive officer, effective December 8, 2025. Reilly will also join the company’s board of directors at that time.

The appointment concludes a succession planning process led by the Six Flags board with assistance from a global executive search firm. Reilly succeeds Richard A. Zimmerman, who will step down as president and CEO and from the board on December 8, 2025, as previously announced on August 6, 2025.

Reilly brings more than 30 years of experience in the amusement and recreation industry. He most recently served as chief executive officer of Palace Entertainment U.S. and group chief operating officer at Parques Reunidos. In that role, he worked on improving guest satisfaction and driving margin expansion across properties in the U.S., Australia and Europe.

Prior to Parques Reunidos, Reilly served as interim chief executive officer and chief operating officer at SeaWorld Parks and Entertainment. He holds an MBA from the University of Miami and a bachelor’s degree from William & Mary.

“John is joining at a critical moment for the Company, following the merger of Six Flags and Cedar Fair last year,” said Marilyn Spiegel, chair-elect of the Six Flags board.

Six Flags describes itself as North America’s largest regional amusement park operator with 26 amusement parks, 15 water parks and nine resort properties across 16 states in the U.S., Canada and Mexico.