best website builder Welcome! The Castle Homes team has been preparing for your visit every day for more than 25 years. As the most trusted custom home builder in Nashville, Williamson County and Middle Tennessee, we create your dream house by making every home a castle, a worthy backdrop for your family’s cherished memories for generations to come. We ensure every detail, decorative touch and modern amenity is suited for your family’s discerning tastes. Most importantly, our dedication to artistry, quality and sustainability in residential design is matched only by our commitment to great service.