Key International, led by Inigo and Diego Ardid, has proposed concepts to redevelop the firm’s 848 Brickell office building into Miami’s most iconic class-A office tower. Long-time owners of the existing building, Miami-based Key International enlisted the acclaimed and lauded architectural firm, Skidmore, Owings & Merrill (SOM), known worldwide for their peerless designs, including the Burj Khalifa in Dubai.