Key Production is an independent gas and oil exploration and production company. Core exploration and development activities are conducted primarily in the Anadarko Basin of western Oklahoma, the Mississippi Salt Basin, southern Louisiana and northern California. The company also has operations in north and south Texas, Wyoming and other Rocky Mountain States.

Bruce Basham, leasing manager for Ft. Worth-based Crescent Real Estate Equities Co., represented the building owner, Crescent Real Estate Funding IX LP. John Reynolds of Core Partners represented Key Production.

MCI Tower is a class A office building positioned at 707 17th St. The 42-story, 1.1 million-sf building includes 20 floors of the Marriott City Center hotel and 22 floors of office space.