P2K renovated the Central Passenger Terminal Complex (CPTC) to accommodate the rising number of travelers passing through Hartsfield-Jackson International Airport. Multiple upgrades have occurred to improve passenger service; these included curbside services, vertical transportation, moving sidewalks, and expansion of existing concourses. P2K performed major concrete upgrades, including cosmetic enhancement of the CPTC sidewalks, ADA ramps, and structural reinforcement to the old structure.