Lietzau Patterns, founded in 1954 and based in Southern California, specializes in conventional pattern making and CNC processes to produce quality patterns. The company, now led by Bob and Josh Lietzau, offers services including CNC machined tooling, parts, and check fixtures, rapid prototyping, full CAD/CAM capabilities, and small to very large pattern construction. They create wood, metal, and plastic patterns, core boxes, fiberglass trim fixtures, pump patterns, impeller patterns, vane core boxes, bowl patterns, and more. Lietzau Patterns is equipped to handle a wide range of pattern and tooling needs with experienced employees dedicated to meeting delivery schedules.