A 40-block-tall brutalist corporate...

A 40-block-tall brutalist corporate headquarters tower with a stepped ziggurat profile, narrow vertical window slits of tinted glass running the full height, a cantilevered top floor with a glass executive penthouse, and a flat roof with antenna masts and chain-hung floodlights. Front-facing entrance with a wide covered plaza, two monolithic pillars, and a recessed iron double door. Interior floors are open with exposed support columns.