Mastery in Engineering, Strength in Molding, Painting, and Assembly

Today’s MasterMold reputation is built on decades of craftsmanship in reinforced plastic molding. This tradition is expanded by capabilities in compression molding or sheet molding compound, painting and assembly. The cost-effective finished fiberglass components we create are utilized by satisfied customers in a wide variety of industries.

If you go beyond the numbers to talk with MasterMold customers, they will speak of confidence as well as capability. Their assurance comes from MasterMold’s team of plastic industry professionals, who use years of combined experience to add quality at every step in the component manufacturing process. This craftsman’s touch improves everything from the blueprint to the boxed, ready-to-ship finished product.

It is this confidence that has made us the trusted manufacturing partner of premier customers in a wide range of industries. Call us, and investigate the ways MasterMold’s traditional excellence can play a valuable role in your company’s future.

MasterMold Solutions


MasterMold’s team of professional engineers offers support, expertise, and insight in the operation of molding, painting, and assembly.

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MasterMold, and its experienced staff of engineers, has the ability to meet all of your composite needs from prototype to low/high volume production.

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Robotic Machining & Bonding

MasterMold, a leader in robotic manufacturing, can execute secondary design features that complete or complement prefabricated parts.

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Robotic Painting

With multiple state-of-the-art robotic paint systems, MasterMold provides part Class A painting solutions.

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From applying product seals to connecting hinges or switches, MasterMold’s trained on-site staff and collaborative robotics can see your part through any required sub-assembly process.

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Quality & Sustainability

MasterMold designs quality into each step of the manufacturing process, while minimizing the impact on our environment.

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We’re your convenient, one-stop-shop for molded parts with services including molding, manufacturing, painting, assembling, testing, boxing, and shipping all under one roof!

Request a Factory Tour

Would you like a factory tour of any of our facilities? Contact us by either filling out the online contact form or calling our headquarters in Johnson Creek, WI: (920) 699-2711.