Jim Reid-Anderson

On 24 October 2019, Six Flags announced that on 18 November 2019, Reid-Anderson would resign and be replaced with Michael Spanos, a Chief Executive Officer of a division of PepsiCo, effective immediately.

On 18 July 2017, Six Flags Entertainment Corporation announced that its board of directors had appointed Jim Reid-Anderson, who had been serving as executive chairman of the company since February 2016, to re-assume his position as the company's chairman, president and CEO, effective immediately. Reid-Anderson succeeded John M. Duffey, who had suddenly resigned from the company for unknown personal reasons. Reid-Anderson had formerly served as chairman, president and CEO of Six Flags from August 2010 through February 2016.

Reid-Anderson was succeeded by John M. Duffey as chairman, president, and CEO in 2016, but moved into the role of executive chairman on 19 February 2016, allowing others in the organisation to move up into senior roles. He continued to have a role in key strategic matters at the company, including governance, M&A, and international and organizational development.

He succeeded interim CEO Al Weber, Jr. in August 2010, who led the corporate restructuring of the company following its Chapter 11 bankruptcy and the ousting of former executives Mark Shapiro and Daniel Snyder. He held the position until February 2016, before his former position was reinstated in 2017 following the sudden departure of his successor, John Duffey.

On 12 August 2010, Jim Reid-Anderson was named chairman, president and chief executive officer (CEO) of Six Flags Entertainment Corporation. The success of Dade Behring led investors to appoint him to this role, and their belief in him was rewarded as the company saw six record years in a row from a financial, guest and employee satisfaction perspective.

In 2007 Dade Behring was acquired by the German conglomerate Siemens AG. In November 2007 Reid-Anderson became the CEO of Siemens Healthcare Diagnostics and in May 2008 became a member of Siemens AG's managing board and CEO of Siemens Healthcare Sector. In 2009 he became a director of Stericycle Inc, an Illinois-based waste management company.

In 2005 Reid-Anderson was a finalist in the Smart Business Chicago Entrepreneur of the Year awards and was later named in the British Sunday Times as the 22nd most influential Briton in the US

In 1996, Reid-Anderson joined Dade Behring Holdings Inc., a company which manufactured testing equipment and supplies for the medical diagnostics industry, as executive vice-president and chief financial officer (CFO) and later became chief administrative officer and CFO in September 1997. In April 1999, he was promoted to the role of president and chief operating officer and then CEO in September 2000. He was elected as the chairman of the board in October 2002.

James "Jim" Reid-Anderson (born 12 April 1959) is a British businessman who was formerly the President, Chairman, and Chief Executive Officer (CEO) of Six Flags Entertainment Corporation. Before working for Six Flags, Jim was previously a healthcare adviser to both Apollo and the managing board of Siemens AG. Under Reid-Anderson, Dade Behring was acquired by Siemens.

Jim Reid-Anderson was born in Baghdad in 1959 but left to Beirut soon after due to the 14 July Revolution. He grew up in Lebanon, Guyana, and later London, where he was educated at Salesian College, Battersea. He obtained an Honors Degree in Commerce from the University of Birmingham in England and is a Fellow of the UK Association of Chartered Certified Accountants. He is married with four children.