Commercial Over the past two decades ZDI has had opportunities to work on a variety of commercial projects throughout the valley.Our experience and expertise encompass every step of commercial development. With involvement in over 700,000 square feet of projects, we have valuable experience in zoning, design, permitting, and site development.Each project is a collaboration of many moving parts, and our project managers work with owners, architects, tenants, and property managers as they oversee the job to successful completion. Our project history includes Class A Office buildings, business parks, medical and dental facilities, luxury multi-family apartments, restaurants, and buildings designated for retail and hospitality.