Dedicated to building system-built custom homes in the East Tennessee Area. Established by Lizzio Development Group, LLC a family owned and operated company. The company is led by three generations of Lizzios. Our desire – to create homes of exceptional beauty, quality, and value, while making the building process simple, fast, and enjoyable for our clients. As a Family run business, we have completely dedicated our time, resources, and passion to serving others in the building business. Run by family members with over 80 years of business, management, and construction experience, CustomSmart is a profitable, debt free company which is very important when selecting a builder.