John Murphy

About John Murphy

Paul Murphy Plastics Company has been a trusted leader in custom thermoplastic extrusions for over 60 years. Based in Michigan, the company specializes in product design, in-house tooling fabrication, and plastic extrusion manufacturing for a wide range of industries, including automotive, architectural, marine, and electronics. With a strong focus on quality and precision, Paul Murphy Plastics delivers tailored solutions that meet exact customer specifications. Their expert team offers end-to-end services—from design and prototyping to full-scale production—ensuring efficiency, accuracy, and superior performance. In addition to custom extrusions, the company offers stock angle products and wirestop solutions, widely used in critical infrastructure applications such as treatment plants and dams. Their in-house tooling capabilities reduce lead times and allow greater control over product quality.