Guill Tool & Engineering is recognized as the extrusion technology leader in the design and manufacture of plastic extrusion tooling worldwide. Guill maintains the most technically capable workforce committed to the continued success of our customers by providing quality extrusion tooling. Since 1962, Guill Tool & Engineering has supplied extrusion tooling for many industries beginning with wire & cable and expanding to medical, automotive, hose & pipe, compounding, packaging and wood composite. Guill specializes in multiple layer tube and hoses, having developed patented tool component features for controlling layer tolerances and concentricity leading to material cost savings. Guill Tool & Engineering also offers contract manufacturing services as well as engineering, training and consulting. All Guill products are manufactured in the USA in an AS9100:2016 and ISO 9001:2015 registered facility.
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The Guill Tool & Engineering annual revenue was $16.8 million in 2026.
Diane Guillemette is the Co-Owner at Guill Tool and Engineering Co., Inc. of Guill Tool & Engineering.
24 people are employed at Guill Tool & Engineering.
Guill Tool & Engineering is based in West Warwick, Rhode Island.
The NAICS codes for Guill Tool & Engineering are [32, 3261, 32612, 326, 326121].
The SIC codes for Guill Tool & Engineering are [30, 308].