LJ's Welding is a family-owned welding and fabrication shop serving the Cedar Valley from their location on Center Street in Waterloo. Founded by Leo James Kruth after a 30-year career as a Maintenance Welder at John Deere, the business is built on decades of hands-on experience and craftsmanship. With multiple family members and long-time employees on the team, LJ's Welding offers certified welding, custom fabrication, CNC machining and portable field services. From repairs and one-off custom builds to trailers, staircases and structural projects, they specialize in getting things done right and fixing what others might replace.