VERNON HILLS AND AURORA, ILL. — Centennial has unveiled new green space concepts at two malls in Illinois — Hawthorn Mall in Vernon Hills and Fox Valley Mall in Aurora. Centennial will transform the malls’ center courts into a multi-use environment in efforts to enhance consumer experience. Centennial will invest $12 million in the courtyards, which total 31,115 square feet. The new courtyards will be surrounded by dining and entertainment options. The design team includes architect Stantec and general contractor Graycor Construction Co. A timeline for construction was not released.