1980 The Cobb-Marietta Coliseum & Exhibit Hall Authority, a corporate and politic body, is created by the General Assembly of Georgia, pursuant to 1980 Georgia Law 4091.
1991 Authority commissions KPMG Peat Marwick to conduct a feasibility study for a convention center and performing arts centre.
June 1992 Construction begins on Cobb Galleria Centre, a 280,000 gross square foot convention center featuring 108,000 square feet of exhibition space, a 25,000 square foot ballroom and 20 meeting rooms.
January 1994 Cobb Galleria Centre opens.
October 1995 Cobb Galleria Centre reports an operating profit during its first full year of operation.
October 1996 The Cobb-Marietta Coliseum & Exhibit Hall Authority acquires an 11-acre tract of land located at Akers Mill Road and Cobb Galleria Parkway.
1997 Cobb Galleria Centre is recognized as one of the busiest convention centers in North America.
1998 A pedestrian sky bridge opens over Cobb Parkway, connecting Cobb Galleria Centre with Cumberland Mall and the Sheraton Suites Galleria.
December 1999 The Cobb-Marietta Coliseum & Exhibit Hall Authority acquires the Galleria Specialty Shops, an 188,000-square-foot entertainment, restaurant and retail mall.
2000 The Gallery, a special events venue, opens in the Galleria Specialty Shops.
2001 Cobb Galleria Centre food and beverage services become an in-house managed operation.
January 2002 Cobb Galleria Centre expansion is completed with the addition of a fourth exhibition hall of 36,000 square feet and a 650-space, five-level parking deck.
November 2003 The Cobb-Marietta Coliseum & Exhibit Hall Authority announces plans to build a performing arts centre on an 11-acre site located at Akers Mill Road and Cobb Galleria Parkway.
2005 A foundation is established to guide overall fundraising efforts for the performing arts centre, secure additional naming rights dollars for the new facility, outline educational programs and identify future fundraising strategies.
September 2007 The Cobb Energy Performing Arts Centre debuts with a grand opening gala and a performance by Michael Feinstein and Linda Eder.
2014 The Cobb Energy Performing Arts Centre Foundation is re-named ArtsBridge Foundation, a non-profit 501(c)(3) organization charged with securing financial resources for ArtsBridge, the Foundation’s education and community engagement programs.
January 2014 Cobb Galleria Centre celebrates its 20th anniversary and 20 consecutive years of operating profit.
September 2017 Cobb Energy Centre celebrates its 10th anniversary.
September 2018 Cobb Galleria Centre debuts a state-of-the-art, 100-foot-tall digital outdoor marquee overlooking I-285.
January 2019 Cobb Galleria Centre celebrates its 25th anniversary.