About us. Thorough Built, LLC. is a small business in Chattanooga, TN. We are professional and agile, and our goal is to make Thorough Built LLC a premier provider of design, fabrication, and machining services. Located in Chattanooga, TN, we offer various services, including custom fabrication, CNC plasma cutting, press break forming, machining, welding, and design services. With a commitment to quality and precision, we serve various industries...