07 · Full Lifecycle Delivery

AT&T (SBC) Tower

Los Angeles · 2003 to 2007
AT and T SBC Tower in downtown Los Angeles, William Pereira curtain-wall rhythm
RoleProject Team, SD through CA
FirmGensler, Los Angeles
ScopeCommercial high-rise, full lifecycle
Heritage1965 William Pereira landmark, retained frame and curtain-wall rhythm
ArtifactSBC TowerBook, presentation set

Full-lifecycle repositioning of a William Pereira high-rise, carried from schematic design through construction administration. The project refreshed a 1965 International Style landmark in downtown Los Angeles while preserving Pereira’s original concrete frame, slab edges, and vertical curtain-wall rhythm that define the tower’s profile on the skyline.

Project-team contributions spanned SD, DD, CD, presentation books (the SBC Tower Book), and field coordination through CA. Design intent retained as much of the original structure as feasible, with intervention concentrated at the crown panels, the public lobby, tenant floor plates, and base-building systems.

Mark-up sets and consultant coordination ran across structural (seismic review and selective reinforcement of the retained frame), MEP (full base-building systems replacement working against existing shafts and risers), and interiors (lobby refresh, elevator cab program, multi-tenant fit-outs).

A 1965 tower kept its profile on the skyline. The work was to make sure the second life felt as inevitable as the first.

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