16385 Biscayne Blvd UNIT 1618, Aventura, FL 33160

The Harbour, Miami Beach. Key International is a real estate investment and development company headquartered out of Miami, Florida. The company focuses primarily on high end commercial and luxury residential properties including condominiums, hotels, market-rate rentals, office, and retail. Key International is operated by the Ardid family and has been acquiring and developing properties since the 1970s in Spain and in the United States.