Gordon Bunshaft was the lead designer of One Main Place, and a few of his notable buildings include Lever House in New York, the Beinecke Rare Book and Manuscript Library at Yale University, and the Hirshhorn Museum and Sculpture Garden in Washington, DC.

To the east and west of the property, recessed plazas provided tenants with access to the exterior without the intrusion of automobiles.

The 1.1 million-sq-ft building includes five subsurface levels tied to the Dallas Pedestrian Network and a 700-space parking garage.

The 32nd floor houses a pool and the Westin Workout Studio overlooking Main Street.

[5] Lobby and exteriors of the building were used in location filming and for establishing shots in seasons two and three of the original night-time drama Dallas.