Nucor Building Systems' metal building product systems are designed to offer the ideal combination of functionality, economy, and long term value. All Nucor buildings are designed by in-house, registered, professional engineers, and provide you with a custom building that will meet your needs and local building codes. With a focus on service, price, quality, and a nation-wide network of Authorized Nucor Builders, we are dedicated to providing a sophisticated metal building that is custom engineered, energy efficient and environmentally friendly.