Duo Form
Plastics ManufacturingMichigan, United States51-200 Employees
Duo Form Plastics is a mid-sized plastics manufacturer specializing in heavy gauge thermoforming. Based in Edwardsburg, Michigan, and founded in 1968, it operates a 250,000-square-foot facility with more than 27 thermoforming machines capable of producing parts up to 134 by 100 inches. The company is ISO 9001:2015 certified and combines on-site design and engineering with an in-house tool shop to provide end-to-end product development from concept to production. Its capabilities cover a broad range of plastics and finishes, and it provides in-house printing that supports full-color graphics on thermoformed components. In 2024, it expanded its design center with a fourth large-format printer capable of handling 126-inch-wide material, reflecting ongoing investment in its capabilities.