We Help Shape Your Business

Molding • Painting • Assembly

Experienced Component Manufacturing Strengthened By Our Commitment to Quality

MasterMold is a full-service OEM supplier of custom molded fiberglass reinforced composites with capabilities that include compression/sheet molding, robotic machining/bonding, and robotic painting as well as parts assembly.

What we do, we do with confidence

Mastery in Engineering, Strength in Molding, World-Class Painting, and Turn-Key Assembly

From a strict physical capacity standpoint, MasterMold manages 600,000 square feet across multiple plants utilizing 30 presses of extensive sizes, up to 4,000-ton molding capability. Employing a motivated team of 350 professionals – whose years of combined experience add a craftsman’s touch at every step in the component manufacturing process. In fact, it’s our confidence in our core competencies that solidifies MasterMold’s reputation as a trusted manufacturing partner for premier brands across a variety of industries.

Engineering

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

Robotic Painting

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

Molding

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

Assembly

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.

Robotic Machining & Bonding

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

Quality & Sustainability

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

Technology-driven business innovation

Industries Served

Agriculture & Construction Industry

MasterMold is home to some of the biggest presses and paint lines, which makes manufacturing large parts for agricultural and construction vehicles straightforward and efficient.

Industrial Electronic Enclosures

MasterMold offers UL certified and ROH/REACH-approved materials that are specifically formulated for UV stability, fire retardation, and noise suppression.

Transportation & Automotive Industry

Along with our ability to offer a wide range of painted finishes, MasterMold is the best choice for mass transportation vehicles.

Power Generation

For 30+ years, MasterMold has served a major role in providing waste and water treatment parts to electrical and nuclear generation plants.

Marine Industry

Fiberglass reinforced plastics are ideally suited for the water, and MasterMold has supplied parts to the marine industry for over 30 years.

Institutional Seating

Seating: Buses, trains, stadiums, public services buildings, and even interior design/home use -- MasterMold is a leader in providing fiberglass-reinforced plastic across a variety of seating applications.

Proudly Headquartered in Johnson Creek, Wisconsin(USA)

Johnson Creek Location

Johnson Creek

111 Grell Lane
Johnson Creek, WI 53038
Phone: (920) 699-2711

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Watertown Location

Mauston

141 Ensch St.
Mauston, WI 53948
Phone: (608) 847-1185

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Move your career in the right direction

Join Our Innovative Team

Do you enjoy a fast-paced environment, excellent benefits and opportunities to learn and grow in your career? MasterMold wants to hear from challenge-seeking professionals like you!