Six Flags Entertainment Corporation (NYSE: FUN) announced several leadership changes effective in May and June 2026, according to a company press release.

Amy Martin Ziegenfuss will join as Chief Marketing Officer and Christopher Bennett as Chief Legal and Compliance Officer, both effective June 3, 2026. Ziegenfuss will replace Christian Dieckmann, who departed May 2, 2026, while Bennett succeeds Brian Nurse, who will leave May 8, 2026.

Chief Financial Officer Brian Witherow will step down May 8, 2026. Dave Hoffman, the company's Chief Accounting Officer, will serve as Interim Finance Lead while Six Flags searches for a permanent replacement.

Ziegenfuss joins from Carnival Cruise Line, where she served as Chief Marketing Officer. She previously held the position of SVP of Global Enterprise & Brand Marketing at Hilton. Bennett is currently a partner at law firm Dentons and previously spent 16 years at Interstate Hotels & Resorts, where he served as Chief Administrative Officer, General Counsel and Secretary.

The company is restructuring its commercial leadership by splitting the Chief Commercial Officer role into two positions. Chris Meyering, currently VP of Revenue Management, has been promoted to SVP, Commercial, effective June 3, 2026. Meyering joined Six Flags in 2021 from The Walt Disney Company.

"As we enter the next chapter for Six Flags, now is the right time to bring in new leadership with relevant skills and fresh perspectives to advance our key priorities," said President and CEO John Reilly in the press release.

Six Flags operates 21 amusement parks, 14 water parks and eight resort properties across 13 states in the U.S., Canada and Mexico.