Multi-Component Assembly
Combine injection molded parts with additional components into complete assemblies. Midwest Molding supports error proofing, redesign optimization, project engineering, and quality-focused production for integrated products.
Midwest Molding, Inc. combines molded components, wiring, inserts, and hardware into integrated assemblies for demanding manufacturing programs across the United States. From multi-component assembly and wire harnesses to overmolding and insert molding, experienced project engineers support complex designs, process optimization, quality control, and production delivery through one manufacturing partner.

Integrated molding and assembly capabilities for complex plastic components, wiring, inserts, hardware, and finished manufacturing assemblies.
Combine injection molded parts with additional components into complete assemblies. Midwest Molding supports error proofing, redesign optimization, project engineering, and quality-focused production for integrated products.
Build wire harness assemblies for automotive, transportation, electronics, and consumer goods applications. Projects are supported by manufacturing engineers, quality systems, and integrated assembly capabilities.
Encapsulate pre-existing parts, substrates, or inserts with injected plastic to create multi-component assemblies. Dedicated equipment and quality control systems support consistent production.
Combine materials through injection molding to produce complex components with integrated inserts. Engineering support assists with tooling, project management, and process optimization.
Mold multiple materials or colors together in a single cycle for complex components. Midwest Molding supports projects from tool build through production ramp-up with dedicated engineering assistance.
Produce injection-molded plastic components in continuous strips fed reel to reel, with integrated quality control, robotics, and project management from prototype tool build through production.
Midwest Molding, Inc. helps manufacturers consolidate molded parts, wiring, inserts, and hardware through integrated production capabilities. Multi-component assembly, wire harness assembly, overmolding, insert molding, and two-shot molding support complex product requirements while dedicated project engineers coordinate tooling, process optimization, error proofing, and production needs. This approach helps customers pursue functional assemblies with quality, delivery, service, and cost performance in mind.

Connect molding, assembly, engineering, and quality support through one experienced manufacturing provider.
Access molding, assembly, and welding capabilities from one manufacturing provider for complex integrated products.
Dedicated project engineers support tooling, process optimization, error proofing, and complex component development.
Quality and environmental management certifications support production for demanding automotive and manufacturing applications.
An experienced management team supports long-term growth across automotive, electronics, transportation, and consumer goods manufacturing.
Experienced professionals support complex molding and assembly programs.
Midwest Molding, Inc. supports manufacturers with integrated plastic molding, assembly, and welding capabilities. The company's experienced management team has an average of more than 35 years of manufacturing industry experience, helping customers address complex component and assembly requirements. Its capabilities span tooling, injection molding, insert and composite molding, two-shot molding, overmolding, wire harness assembly, and multi-component assembly. The company operates from its Bartlett, Illinois manufacturing facility and serves demanding automotive, electronics, transportation, appliance, and consumer goods applications. Its growth focuses on supporting long-term manufacturing relationships through quality, delivery, service, and competitive cost performance.
Contract assembly combines molded plastic components with wiring, inserts, substrates, and hardware to create complete assemblies. Midwest Molding, Inc. supports multi-component assembly, wire harness assembly, overmolding, insert molding, and related molding processes. These capabilities can help manufacturers coordinate multiple production requirements through one manufacturing provider while receiving project engineering, quality support, and process optimization.
Talk with Midwest Molding about molded parts, wiring, hardware, and integrated production.
Quality management certification identified by Midwest Molding.
Environmental management certification recorded for manufacturing.
Quality management certification listed in company credentials.
Automotive quality management certification listed by company.
Supplier excellence award received from Delphi in 2005.
Share your molded parts, wiring, hardware, or assembly requirements with Midwest Molding, Inc. to begin a project discussion.
For immediate assistance, feel free to give us a direct call at 224.208.1110.
For immediate assistance, feel free to give us a direct call at 224.208.1110.