Six Flags Entertainment Corporation (colloquially referred to as Six Flags) is a theme park corporation founded by Angus G. Wynne on August 5, 1961. It currently operates sixteen theme parks throughout North America, as well as five water parks and two wildlife parks. However, the only park fully owned by the company is Six Flags St. Louis, the rest being partially owned by limited partnerships.

Six Flags is the largest theme park company in the world in terms of the amount of properties owned, and is ranked seventh in terms of highest total attendance.[1]



The Great Southwest Corporation was founded by Angus G. Wynne on August 5, 1961.

Opening of Six Flags Over Texas (1961)

After the success of Six Flags Over Texas, two more parks were built, Six Flags Over Georgia, which opened in 1967 and Six Flags Over Mid-America (now Six Flags St. Louis), which opened in 1971.

Chapter 11 bankruptcy & restructuring (2009-2010)

On June 13, 2009, the corporation filed for Chapter 11 bankruptcy protection and successfully exited the restructuring 11 months later on May 3, 2010. Disagreements arose and Mark Shapiro left the company, leaving Al Weber Jr. to be interim President and CEO.

On August 13, 2010, the President, Chairman, and CEO was announced. Jim Reid-Anderson replaced Al Weber Jr., who became the retired Chief Operating Officer.

On January 11, 2016, Six Flags confirmed that they had acquired a spot in China for a new Six Flags park, which was later announced to be Six Flags Haiyan. Concept art for the park was released.

On February 2, 2016, Six Flags confirmed to acquire Six Flags Hurricane Harbor Oaxtepec. The water park was originally a 76-acre park that went bankrupt in 2011.

On February 18, 2016, Jim Reid-Anderson stepped up to Executive Chairman. John Duffey became the CEO and President.

On March 21, 2016, Six Flags announced a partnership with NaVi Entertainment to build a Six Flags park and a Six Flags Hurricane Harbor in Vietnam.

On March 29, 2016, Six Flags announced that the cancelled Six Flags Dubai project was revived. The park is expected to open in 2019 in its second phase.

On July 20, 2016, Six Flags announced an agreement with Riverside Investment Group Co. Ltd. for the development of a second Six Flags park in China, along with a water park. The two parks will be located in the Bishan District of Chongqing.

On March 22, 2018, Six Flags and Riverside Group announced a partnership with Turner Asia Pacific to bring Tuzki and other Turner-owned IPs to their theme parks in China.

On October 24, 2018, Six Flags announced that the future of Six Flags Dubai was "uncertain" following losses at both the company and its partner DXB Entertainments.

Theme parks

Original parks

Name Location Opened Notes
Six Flags Over Texas Arlington, Texas 1961 The original Six Flags theme park, and the first of the three original parks built by the Great Southwest Corporation.
Six Flags Over Georgia Austell, Georgia 1967 The second Six Flags theme park built by the Great Southwest Corporation.
Six Flags St. Louis Eureka, Missouri 1971 Originally named Six Flags Over Mid-America, the third Six Flags theme park built by the Great Southwest Corporation

Acquired parks (Pre-Premier Parks merger)

Name Location Opened Acquired Status Notes
Six Flags AstroWorld Houston, Texas 1968 1975 Closed Part of the Astrodomain, and created by Roy Hofheinz as "AstroWorld". It was the first Six Flags park to not be built from the ground up. The park was permanently closed in 2005.
Six Flags Great Adventure Jackson, New Jersey 1974 1977 Operating Created by Warner LeRoy as "Great Adventure".
Six Flags Magic Mountain Valencia, California 1971 1979 Operating Created by the Newhall Land and Farming Company as Magic Mountain. The "Thrill Capital of the World", the park is seen as the "flagship" of the Six Flags family.
Six Flags Great America Gurnee, Illinois 1976 1984 Operating Created by the Marriott Corporation as Marriott's Great America.
Six Flags Fiesta Texas San Antonio, Texas 1992 1996 Operating Created by Gaylord Entertainment as Fiesta Texas. The first theme park to be acquired by Time Warner after Six Flags became a subsidiary of the company in 1991.
Six Flags Discovery Kingdom Vallejo, California 1968 1997 Operating Formerly known as Six Flags Marine World. The park was created as Marine World, and later Marine World Africa USA. The second theme park to be acquired by Time Warner.

Acquired parks (Premier Parks merger)

As a result of the Time Warner/Premier Parks deal and acquisition of Six Flags Theme Parks by Premier Parks, several of the properties that the company already owned were converted into Six Flags parks.

Name Location Opened Purchase by Premier Conversion to Six Flags park Status Notes
Six Flags New England Agawam, Massachusetts 1870 1997 1998 Operating Previously known as Riverside Park
Six Flags America Largo, Maryland 1974 1992 1999 Operating Previously known as Adventure World, and before that Wild World.
Six Flags Great Escape Theme Park & Lodge Queensbury, New York 1954 ? 1999 Operating

Later acquired theme parks

  • La Ronde – Montreal, Quebec (opened 1968; acquired 2001)
  • Six Flags Darien Lake – Darien Center, New York (opened 1981; acquired and operated 1999-2007, 2019-)
  • Frontier City – Oklahoma City, Oklahoma (opened 1958; acquired 2018)



  • Parque Warner Madrid – Madrid, Spain (opened April 6, 2002; sold to Time Warner on April 3, 2004)

Yearly addition announcements



  • Jim Reid-Anderson – Chairman, President, and CEO (July 2017-)
  • Lance Balk – General Counsel (September 2010-)
  • Marshall Barber – Chief Financial Officer (February 2016-)
  • Kathy Aslin – Senior Vice President of Human Resources (January 2017-)
  • David Austin – Senior Vice President of Information Systems, Chief Information Officer (December 2017-)
  • Tom Iven – Senior Vice President of U.S. Park Operations (April 2014-)
  • David McKillips – Senior Vice President of International Park Operations (January 2018-)
  • Brett Petit – Senior Vice President of Marketing & Sales (June 2010-)
  • Stephen R. Purtell – Senior Vice President of Investor Relations, Treasurer (October 2016-)
  • Leonard Russ – Senior Vice President, Strategic Planning & Analysis (February 2016-)
  • Bonnie Sherman Weber – Senior Vice President, In-Park Services (January 2018-)

Board of Directors



External links

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