About the Company

YJ Inc. is a premier structural engineering firm specializing in innovative sign design and solutions. With over 45 years of experience, we offer comprehensive sign engineering services and engineering signs solutions for various types, including channel letters, pylons, and monuments. Our team of expert sign engineers is dedicated to producing precise drawings and accurate engineering calculations, essential for securing sign permits. Serving clients nationwide, we take pride in delivering excellence and cutting-edge designs. Whether you're enhancing brand visibility or navigating complex signage regulations, YJ Inc. is your trusted partner. Our expertise in engineering signs ensures that every project meets the highest standards of safety and quality. Let YJ Inc. craft the perfect sign solution for you.

Our Services

Monument Signs Pylon Signs Wall Mounted Signs Channel Letters Blade Signs Awnings Temporary Wood Signs Roadway Spanning Signs Wall Mounted Signs Billboards (flag mounted) LED Cabinet Replacement Flat Wall Panels CMU Walls Cabinet Engineering Parapet Signs Structural Observation Structural Inspection/Survey Plot Stamp Review Shop Drawings Concrete Mix Design Review