A partnership affiliated with Wile Interests has started construction on a third retail component in the Katy Green mixed-use development. The 15,000-sqaure-foot center, at the southwest corner of the Katy Freeway and Greenhouse Road, will join Starbucks, Chick fil-A, Snap Kitchen, Corner Bakery, Potbelly Sandwiches, SmashBurger, Verts Kebap, Masala Wok and other companies in Katy Green.