Engineering firm Arup signs $57-million deal to leave Playa Vista for downtown's Wilshire Grand

Wilshire Grand, which cost $1.35 billion to build, is the tallest building west of the Mississippi at 1,100 feet. Prominently displayed in lights near the top is the logo of its owner, Korean Air, which alternates with the InterContinental logo. Arup’s logo will join the rotation, Colliers said.