The Top 34 Injection Molding Companies in Wisconsin

Plastic injection molding companies in Wisconsin offer a range of manufacturing solutions for businesses in various industries.

Looking for high-quality plastic injection molding companies in Wisconsin? Look no further. In this blog post, we will dive into the top companies in the state that offer exceptional services and products.

From precision molds to efficient production processes, these manufacturers are known for their expertise and dedication to customer satisfaction. If you are in need of injection molding services, keep reading to discover the best options available right here in Wisconsin.

Wisconic

Contact phone: (800) 932-8227

Facebook page: Facebook

Services:

• Plastic Injection Molding
• Injection Mold Tooling
• Tool Mold Design & Engineering
• Distribution
• Private Labeling

Established in 1994, Wisconic is a leading custom injection molding company in the Midwest. With expertise in plastic injection molding, tool mold design and engineering, as well as distribution and private labeling services, Wisconic offers a comprehensive range of solutions for various industries.

Considered one of the top plastic injection molding companies in the US, Wisconic’s focus on innovation and diverse employee knowledge base sets them apart in the market.

Sussex IM

Contact phone: (262) 246-8022

Facebook page: Facebook

Services:

• Injection Molding
• Blow Molding
• Insert Molding
• Multi-Shot Molding
• Overmolding

This injection molding company is a reliable partner for all your injection molding needs. With expertise in blow molding, decoration, IML/IMD, insert molding, material selection, multi-shot molding, and overmolding, they offer a range of services to meet various industry requirements.

They have a strong focus on quality standards and sustainability while serving clients in consumer products, industrial sectors, medical/pharma industries, and residential durables.

Nicolet Plastics

Contact phone: (715) 276-4200

Facebook page: Facebook

Services:

• Full-service custom injection molding
• Quality engineering
• Partnering with customers to create better plastic parts
• Involving clients in the project from start to finish
• Adapting to the unique needs and specifications of different industries

Nicolet Plastics is an award-winning plastic injection molding company specializing in custom molding services. With a focus on providing exceptional quality and expertise, they work closely with clients to create better plastic parts that meet their specific needs and preferences.

Their full-service approach ensures that clients are involved in the project from start to finish, resulting in desired results for every industry.

Midwest Precision Molding

Company: mpmplastics.com

Facebook page: Facebook

Services:

• Plastic injection molding for a wide range of industries and applications
• Custom molding services for gear, insert, and bobbin molding
• Specialization in tight tolerance and precision plastic parts
• Comprehensive support from initial design to post-production
• Onsite tool room for timely creation of plastic injection molds

Midwest Precision Molding (MPM) is Wisconsin’s leading provider of plastic injection molding. With over 40 years of experience, we specialize in creating top-of-the-line gear, insert, and bobbin molding with tight tolerances and precision.

Our state-of-the-art facility boasts a wide range of equipment including over 40 injection modeling machines and new automation equipment. From initial design to post-production, our team is here to guide you every step of the way, ensuring on-time delivery of your custom plastic injection molds.

Polyfab Corp

Contact phone: (920) 459-2525

Services:

• Custom thermoplastic injection molding
• Cellular manufacturing
• Drilling
• Welding and decorating
• Custom packaging

Polyfab LLC is a custom thermoplastic injection molding supplier that has been providing high-quality products since 1971. With a 50-year history of integrity, innovation, and solutions, they are dedicated to exceeding customer expectations.

Polyfab LLC’s ISO registration demonstrates their commitment to maintaining the highest standards for quality management.

Deluxe Plastics

Facebook page: Facebook

Services:

• Injection molding with 55 machines operating 24/7
• Part design with experienced engineers
• Mold building with in-house manufacturing capabilities
• Secondary operations including assembly, sonic welding, hot stamping, and in-mold decorating
• ISO 9001:2015 certified quality management system

Deluxe Plastics is a full-service injection molding company based in Wisconsin. With 55 machines operating around the clock and experienced engineers on hand, they specialize in designing high-quality parts tailored to your specific needs.

From mold building to secondary operations, Deluxe Plastics offers a comprehensive range of services and is focused on delivering the best quality product.

New Berlin Plastics

Contact phone: (262) 784-3120

Services:

• Superior expertise and advice delivered by hiring and training the best people
• Optimized, repeatable, and predictable quality outcomes at an affordable cost through proven processes like Scientific Injection Molding and LaunchLogic
• Utilization of robotics and automation to drive down costs and maintain consistent levels of part quality
• Tightly controlled scientific injection molding practices for precise creation of parts, whether simple or complex
• LaunchLogic process that ensures a 98% on-time launch track record for over 100 simultaneous open customer projects

New Berlin Plastics is a passionate injection molding company that prioritizes delivering predictable outcomes. Their business principles of hiring and training the best people, utilizing proven processes such as Scientific Injection Molding and LaunchLogic, and incorporating robotics and automation ensure optimized quality outcomes at an affordable cost.

With their tightly controlled scientific injection molding practices and 98% on-time launch track record, New Berlin Plastics sets a high standard of precision and dependability in creating both simple and complex parts.

Performance Molding

Contact phone: (254) 535-2419

Services:

• Custom injection molding
• 3D printing and prototyping
• Contract assembly
• Tooling services
• Expertise and consultation for business growth

Performance Molding is a custom injection molding company based in Amery, WI. They have 12 in-house presses ranging from 40 tons to 500 tons, and their team has over 50 years of combined experience in plastic injection molding.

With their capabilities and expertise, they are dedicated to helping businesses achieve new levels of success.

CDM Tool & Manufacturing

Contact phone: (262) 673-5620

Services:

• Custom precision mold design and manufacturing
• Multiple/Complex Action Molds
• Stack Molds
• Gas Assist Molds
• Two Shot Molds

CDM Tool & Manufacturing is a trusted and experienced mold maker specializing in custom precision molds for plastic injection molding. With over 60 years of industry knowledge, they have the expertise to deliver high-quality plastic injection molds for businesses.

Their capabilities include multiple/complex action molds, stack molds, gas assist molds, two-shot molds, insert molding/overmolding, as well as high-pressure and low-pressure injection molding. Contact CDM Tool & Manufacturing to start your next custom mold project and benefit from this efficient and cost-effective process that can produce complex plastic parts at large production runs.

Flambeau, Inc

Services:

• Injection molding capabilities
• Secondary operations capabilities
• Mold quotation form
• Consulting/product design
• Prototype capabilities

This injection molding company is a global leader in providing high-quality, customized solutions for various industries including agriculture, automotive, medical/healthcare, and more. With extensive capabilities in blow molding and injection molding, as well as secondary operations and custom machinery for automation, they offer comprehensive services from mold quotation to prototype development.

Their commitment to corporate values and quality policies ensures that they deliver innovative and sustainable products while prioritizing environmental health and safety compliance.

Deluxe Plastics

Facebook page: Facebook

Services:

• 2-shot molding (rotational & transfer)
• Over-molding & insert molding
• In-mold labeling (IML) & In-mold decorating (IMD)
• Machining (including milling, drilling, tapping, and reaming)
• Assembly (in and off-line)

Deluxe Plastics is a leading injection molding company that provides comprehensive services to meet all your injection molding needs. With an impressive fleet of 55 machines, ranging from 20 to 900 tonnage and equipped with Star Automation Robots, they offer precise and efficient production capabilities.

From 2-shot molding and insert molding to value-adding secondary operations like pad printing and hot stamping, Deluxe Plastics delivers exceptional quality and quick turnarounds in a variety of resins.

Vital Plastics

Contact phone: (715) 684-5300

Facebook page: Facebook

Services:

• Custom injection molding solutions
• Prototype development
• Production molding and assembly
• High volume molding and assembly capabilities
• Design and engineering assistance

Vital Plastics, Inc. Is an industry-leading injection molding company located east of Minnesota’s Twin Cities metro area.

With over 250 assembly team members and two manufacturing facilities, they have the capacity to handle both high volume molding and assembly projects. Utilizing all-electric injection molding machines ranging from 30T to 400T in size, Vital Plastics is dedicated to providing exceptional customer service, design and engineering assistance, and producing quality parts on-time.

Retlaw Industries Inc

Company: retlawindustries.com

Contact phone: (888) 412-9088

Services:

• Design expertise for thermoplastic OEM parts, including rapid 3D prototyping
• Tooling and machining capabilities using Wire and Sinker EDM, CNC turning centers, and milling machines
• Thermoplastic injection molding with machines ranging from 45 to 720 tons
• Assembly of multi-piece OEM parts in-house, eliminating unnecessary logistics
• Commitment to quality control with ISO 9001:2015 certification

Retlaw Industries, located in Hartland WI, is a leading supplier of precision plastic components for industries in Wisconsin. With decades of experience, they offer quality design and production of tight tolerances in mold making and injection-molded parts.

Their services include design, tooling/machining, injection molding, assembly, and rigorous quality control to ensure impeccable products.

Plastocon Incorporated USA

Contact phone: (262) 569-3131

Services:

• Tooling and mold prototype production
• Custom mold production
• Product/tool conceptualization through production
• Assembly, packaging, and decoration services
• Mold repair and maintenance

Plastocon is an injection molding company that offers a wide range of services in the tooling and mold industry. With a team of American engineers and a 65,000 sq ft manufacturing facility equipped with state-of-the-art equipment, they are able to provide high-quality, custom thermoplastic solutions.

In addition to injection molding, Plastocon also offers services such as assembly, packaging, decorating, welding, machining, pad printing, and more.

MCM Composites, LLC

Company: mcmusa.net

Contact phone: (866) 977-0977

Services:

• Manufacturing thermoset injection molded parts for electronics and appliance industries
• Producing intricate and large parts made from various materials such as phenolics, alkyds, polyester (BMC and SMC), carbon fiber compounds, and composite material
• Equipped with a range of electrical and hydraulic injection molding presses with tonnage capacities ranging from 75 tons to 500 tons
• Offering custom mold design, repair, and maintenance services in their fully equipped tool shop
• Providing high-strength, thermoset composite molded parts as economical alternatives to stamped or formed parts, aluminum extrusions, and other machined components

MCM Composites, LLC is a leading injection molding company that specializes in manufacturing thermoset parts for the electronics and appliance industries. With precision injection molding techniques, they are able to produce intricate and large parts made from various materials, ranging from 0.1 grams to 10 pounds in weight.

Equipped with advanced technology and a fully equipped tool shop, MCM works closely with customers to optimize product quality while providing cost-effective alternatives to other manufacturing methods.

Rosti

Services:

• State-of-the-art manufacturing facilities
• Automated insert molding technology
• Automated layer packing of highly engineered components
• Advanced injection molding presses and part conveyance systems
• Additional capabilities for two-shot molding within a captive cell

Rosti Wisconsin has a prominent and progressive 32-year history in business, serving OEMs in the U.S. And beyond.

Their state-of-the-art manufacturing facilities and distribution center in Germantown, Wisconsin span over 78,000 square feet. With shipments of over 25 million parts per month to customers worldwide, Rosti Wisconsin is recognized for their innovative capabilities in automated insert molding, automated layer packing, advanced injection molding presses, and additional capabilities including two-shot molding.

International Mold

Company: internationalmold.com

Facebook page: Facebook

Services:

• Custom Plastic Injection Molding
• 3D Printing / Additive Manufacturing
• Mold Building
• Reverse Engineering and Laser Scanning
• Production Grade Parts in as Fast as 10 Days

International Mold & Production is an injection molding company specializing in custom plastic injection molding. With a range of machines from 80 tons to 850 tons, they can produce production-grade parts in as fast as 10 days.

They offer a one-stop shop for all injection molding needs and have expertise in industries such as medical devices, consumer goods, and aerospace. Their ISO 9001:2015 certification ensures quality and their design for manufacturing consultation allows for optimal product development.

Contact them via email or online quote form to get your project quoted.

Guttenberg Industries

Facebook page: Facebook

Services:

• In Mold Label (IML)
• Two-Shot and Over-Molding
• Large Parts
• Small Parts
• Metal-to-Plastic

Guttenberg Industries, established in 1974, is a trusted provider of high-precision custom plastic injection molding and related services. With capabilities including In Mold Label (IML), Two-Shot and Over-Molding, as well as expertise in Large Parts, Small Parts, and Metal-to-Plastic applications, Guttenberg Industries serves customers in Wisconsin and worldwide.

Combining an experienced workforce with advanced automation and technology, they deliver the quality and value that their customers demand.

McDonald Plastic Molding

Facebook page: Facebook

Services:

• Plastic molding
• Secondary operations (light assembly, pad printing, sonic welding, spin welding, hot stamping, kitting)
• Engineering upfront development design capabilities
• FAIR inspection and full PPAP (production part approval process)
• Registered and certified under IATF, UL, ITAR, and ISO

McDonald Plastic Molding is a registered and certified injection molding company with expertise in creating high-quality, cost-effective, and innovative plastic solutions. Their services extend to secondary operations such as light assembly, pad printing, sonic welding, spin welding, hot stamping, and kitting.

With experience in various industries including automotive, consumer goods, electrical equipment, industrial machinery, water filtration systems, military applications, recreational vehicles, medical devices,and fluid handling equipment; McDonald Plastic Molding’s expert team is recognized for their honesty,integrity,and commitment to customer satisfaction. They are equipped to handle challenging projects while ensuring quality through FAIR inspections and full PPAP processes.

NTM, Inc

Contact phone: (608) 462-5066

Services:

• Complete prototyping services
• Competitive tooling costs
• Quick turnaround from PO to finished product
• Design and engineering services
• New product development support

NTM Inc. Is a trusted injection molding company that has successfully helped numerous companies and individuals in developing and launching new products.

With their commitment to customer success, no project is considered too small for them, as they offer comprehensive manufacturing services including prototyping, tooling, and quick turnaround times. Their expertise extends to design, engineering, metal fabrication, vacuum forming/extrusion, decorating/metalizing, and more.

For a total manufacturing solution that ensures quality and efficiency throughout the process, NTM Inc. Is the go-to choice for your needs.

Wisconsin Plastics Incorporated

Company: wisconsinplastics.com

Facebook page: Facebook

Services:

• Injection molding with press sizes ranging from 55 to 1,000 tons
• In-house product design and development
• Large format 5′ x 10′ CNC router for sheet stock and heat-bend applications
• ISO 9001:2008 certified facilities
• Value-added operations including pad printing, hot stamping, sonic welding, riveting, packaging, and labeling

WPI is a leading injection molding company with state-of-the-art facilities and equipment. They operate 24/7 across three shifts in a climate-controlled facility, offering efficient, effective solutions all in one place.

Their extensive capabilities include high-tolerance molding, intricate product design and development, large-component production, electronic assembly in their clean room, and value-added operations such as pad printing, hot stamping, sonic welding, riveting, packaging, and labeling. Supported by the latest robotic automation technology and ISO 9001:2008 certified for quality assurance.

EVCO Plastics

Company: evcoplastics.com

Services:

• Plastic injection molding
• In-mold decorating/labeling (IML)
• Molded-in color
• Overmolding
• Insert molding

EVCO Plastics, located in Oshkosh, WI, is a leading injection molding company that offers a range of capabilities including plastic injection molding, in-mold decorating/labeling (IML), molded-in color, overmolding, and more. With a certified ISO 9001 facility spanning 100,000 square feet and equipped with 25 plastic injection molding machines up to 3,500 tons, EVCO excels in tool and mold building, large part molding, metal to plastic conversions, prototyping and contract manufacturing.

Partner with EVCO for innovative solutions that meet your plastics needs.

PMC Plastics

Contact phone: (262) 594-5050

Services:

• Plastic injection molding services
• Plastic overmolding
• Insert molding
• Plastic processing technology expertise
• Pre and post mold operations including overmolding, in-mold decoration, precision CNC machining, and plastic welding

Plastic Molded Concepts is an industry-leading injection molding company with 45 years of experience. They specialize in producing durable and consistent products for mission-critical applications using state-of-the-art plastic injection molding services.

Their expertise includes complicated part geometry, exotic engineered resins, tight dimensional tolerances, custom overmolding, insert molding, and a range of plastic processing technologies. They are known for their specialization in molding engineered resins for various industries such as automation, aerospace and defense, medical, filtration, electronics, and food and beverage.

They offer comprehensive mold design services along with pre and post mold operations like overmolding, in-mold decoration,CNC machining,and plastic welding.

Crestwood Industries

Contact phone: (847) 680-9088

Services:

• Plastic Injection Molding
• Precision Tooling
• Prototypes
• Custom Parts Manufacturing
• 3D Printing and 3D Models

Crestwood Industries is a leading plastic injection molding company in Illinois, providing comprehensive services from design assistance and precision tooling to manufacturing and delivery of finished goods. With ISO 9001:2015 certification, their mission is to be the most respected injection molding company in the Midwest through a focus on honesty, integrity, quality products, and exceptional customer service.

Their capabilities include precision tooling, prototypes, 3D printing, inventory management, and custom parts manufacturing.

International Mold And Production LLC

Services:

• Injection molding of parts using recycled ocean plastics
• Specialized product knowledge for Automotive Components, Electronics, Pet Products, and Sporting Goods
• Zero tooling work cell for fast production of 500 pieces using carbon fiber reinforced nylon or PLA
• Low volume production printing using nylon and carbon fiber
• Capacity expansion at the end of the month

Kenosha Plastic Molding is an injection molding company located in Kenosha, WI. They provide specialized product knowledge and expertise in Automotive Components, Electronics, Pet Products, and Sporting Goods manufacturing.

With their ability to utilize recycled ocean plastics and offer low volume production projects using materials like carbon fiber reinforced nylon or PLA, they prioritize cost, quality, and delivery for their clients.

Kaysun

Facebook page: Facebook

Services:

• Full-service custom injection molding for complex applications
• Increased design freedom and process efficiencies for medical device manufacturers
• Solving tough design challenges for automotive OEMs
• Expertise in material selection and performance, design for manufacturability, prototyping, mold design, tolerance, and quality control
• Flexible and empowering work environment with support for lifelong learning and professional development

Kaysun is a leading injection molding company that specializes in complex applications for various industries. With a focus on medical and automotive sectors, Kaysun partners with manufacturers to provide design freedom, process efficiencies, and innovative solutions to meet their toughest challenges.

Their highly skilled workforce and commitment to continuous improvement make them an ideal choice for companies looking for reliable custom injection molding expertise.

TDI Molding

Contact phone: (307) 692-3076

Services:

• Injection molding of precision micro-gears and components
• Injection molding of large, durable decorative or protective panels
• Contract manufacturing services
• Production of plastic injection molded parts
• Manufacturing of critical medical components

Thermal Plastic Design, Inc. Is a renowned injection molding and contract manufacturing company based in northwest Wisconsin.

With ISO 9001:2015 registration and UL file number E355996, they are recognized as an industry leader in the production of plastic components. As a woman-owned business with over 25 years of experience, TDI specializes in manufacturing American-made injection molded parts for clients worldwide across various industries.

Elgin Molded Plastics

Contact phone: (847) 931-2455

Facebook page: Facebook

Services:

• Custom injection molding of thermoplastic resins
• Handling of any job, regardless of size
• Equipped with 22 injection molding presses ranging from 85 to 760 tons
• Wide platens and robots for efficient production
• Two molding facilities in Elgin, Illinois and Franklin, Wisconsin

Elgin Molded Plastics, an industry leader in injection molding since 1949, specializes in custom molding of thermoplastic resins. With two facilities located in Elgin, Illinois and Franklin, Wisconsin, they are equipped with a range of injection molding presses to handle any job.

Their dedicated team ensures the highest quality products are produced on time with a commitment to excellence and continuous improvement.

Five Star Plastics

Company: five-star-plastics.com

Contact phone: (301) 791-5389

Facebook page: Facebook

Services:

• Injection molding solutions for specific market demands
• Press sizes ranging from 35 tons to 1000 tons
• Specialization in low to mid-volume manufacturing projects for single shot and multi-shot applications
• Transfer tooling programs for improved part quality, service, and pricing
• Wide material selection due to close supplier relationship

Five Star Plastics is an injection molding company that offers a wide range of solutions to meet specific market demands. With press sizes ranging from 35 tons to 1000 tons, they specialize in low to mid-volume manufacturing projects for single shot and multi-shot applications.

They provide transfer tooling programs for improved part quality, service, and pricing if you already have invested in tooling. Their capabilities include quick-to-market parts and tooling, a wide material selection through close supplier relationships, automated solutions with robotics, thin wall molding, hot runner molding, insert molding, and elastomeric over-molding.

Contact them at 715-831-1682 or visit their location at 1339 Continental Drive in Eau Claire

Stellar Mold and Tool

Contact phone: (254) 535-2419

Facebook page: Facebook

Services:

• Mold projects for discerning customers
• Attention to detail
• Range of services to meet injection mold needs
• High yield manufacturing with tight tolerances
• Design and programming on latest CAD/CAM software by industry experts

Stellar is an injection molding company that specializes in mold projects for customers who value attention to detail. They offer a wide range of services to meet injection mold needs, ensuring smooth production with high yield manufacturing and tight tolerances.

With their precision design and innovative relationships, Stellar’s team of expert designers and programmers use the latest CAD/CAM software to deliver speedy and precise molds that are proficient in all manufacturing environments.

The Rodon Group®

Company: rodongroup.com

Facebook page: Facebook

Services:

• Plastic Injection Molding
• Custom Plastic Injection Molding
• Standard Parts
• Parts Gallery
• Varying materials and surface finishes for custom injection molding

This injection molding company specializes in custom plastic injection molding for businesses seeking high-volume, intricate parts. They offer a wide range of materials including Acrylonitrile Butadiene Styrene (ABS), Low-Density and High-Density Polyethylene (LDPE and HDPE), Polycarbonate (PC), Polyamide (Nylon), High Impact Polystyrene (HIPS), and Polypropylene (PP).

Each material possesses unique properties suitable for various applications in industries such as automotive, medical, food and beverage, and consumer goods.

Vision Plastics, Inc

Contact phone: (228) 652-0800

Services:

• Program management
• Engineering capabilities
• Quality management
• Machine capabilities
• Guidelines and standards

Vision Plastics, Inc. Is a reputable family-owned custom injection molding company in Southeastern Wisconsin.

Their skilled team of engineers offers design engineering support and can assist with modifying existing designs, ensuring a seamless process from concept to completion for their customers.

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