CODA is a mixed-use development at Tech Square in Midtown Atlanta.

[3] Portman had been awarded the contract in 2015 to design what was then referred to as the High Performance Computing Center.

[4] Construction of the building cost an estimated $375 million, and it was officially declared open on May 23, 2019.

[5] As part of the construction, the nearby Crum & Forster Building was partially demolished, with the remaining portion of the building housing a restaurant and special-events space.

[1][6] The building is notable for housing the world's tallest spiral staircase.