Delivering Excellence in Plastic Injection Molding
Uniphase Precision Plastic Solutions
At Uniphase, we specialize in delivering end-to-end precision plastic solutions engineered for a wide range of industries including medical-grade applications. With ISO 13485 and ISO 9001:2015 certifications, and 70+ years of mold making expertise through our acquisition of Janler Corporation, we ensure every project meets the highest quality and regulatory standards. From design and prototyping to mold making and manufacturing, rely on Uniphase as your complete plastics partner.
Trusted by Industry Leaders
Our dynamic engineering-forward approach, dependable delivery, and vertically integrated capabilities have earned the trust of mid-to-large OEMs and startups across the Midwest.

ISO 13485 and
ISO 9001 Certified
Regulatory compliance and product consistency

State-of-the-Art
Capabilities
Including high-cavitation molds,
2-shot molding, liquid silicone rubber (LSR) and fully integrated ERP system

Advanced Manufacturing Facilities
Our 125,000 square feet facility has injection molding machines ranging from 60 – 720 tons with 24/7 production capacity
Why Choose Uniphase?
Expertise You Can Trust
For decades, we’ve been the trusted partner for a wide range of industries, providing unparalleled experience in precision mold design and manufacturing. Our recent integration with Janler Corporation has further enhanced our capabilities and speed to market.
End-to-End Solutions
We handle every step of the production lifecycle, including design for manufacturability (DFM), rapid prototyping, mold making, and full production. Whether you need custom injection molding or secondary operations, we manage it all in-house, offering you a seamless experience.
Medical-Grade Precision
Our ISO 13485 certification reflects our commitment to quality and compliance, ensuring our products meet your standards. We have experience with engineering grade resin including Liquid Silicone Rubber (LSR) and offer accelerated timelines for your mission-critical projects.
Rapid Prototyping and Production
Shrink your time to market with our advanced DFM analysis, mold flow simulations, and rapid prototyping. With integrated systems, we optimize average tooling-to-production times, ensuring your innovations get to market faster
Our Capabilities at a Glance
ISO 13485 Certified Facility
Regulatory-compliant manufacturing for medical-grade products.
True Vertical Integration
Molecule-to-mold-to-manufacture-to-market solutions under one roof.
70+ Years of Expertise
Time-tested precision and innovation for regulated industries.
Material Specialization
Expertise in highly-engineered plastics, including Liquid Silicone Rubber (LSR).
Advanced Rapid Prototyping
Accommodating small production runs to 100M+ annual parts.





Your partner at every step
How Uniphase Works
Uniphase is your ISO 9001:2015 and ISO 13485 certified partner in precision plastic solutions. With a legacy of innovation spanning over 70 years, we fuse engineering expertise with advanced manufacturing technology to tackle the most complex injection molding challenges.

Consultation and Concept Creation
Start with a personalized design consultation, where we discuss your project’s unique needs and explore innovative solutions.

Rapid Prototyping
Leverage our cutting-edge technology to produce prototypes quickly and accurately.

DFM Analysis and MoldFlow Simulation
Our team provides detailed manufacturability guidance, supported with simulation software to refine and predict molded part behavior.

Full-Service Manufacturing
From precision mold building to support your production requirements (60-ton to 720-ton presses), we ensure every step adheres to rigorous quality standards.

Quality Assurance
With ISO-certified processes, we ensure every product meets the highest standards in quality and safety.

Assembly and Packaging
Your finished product arrives assembled, compliant, and ready for market with unmatched speed and reliability.
Material Type
Liquid Silicone Rubber (LSR)
Thermoplastics
2-shot molding and overmolding
Engineered Plastics and Custom Compounded Polymers
Applications
Industrial and medical molding
High-strength and/or chemical resistant applications
Complex, high-performance designs
Thermally stable, high-strength and chemical-resistant applications
Materials We Work With
Uniphase’s capabilities extend across a wide array of materials, ensuring we meet the specific demands of your products.
Manufacturing Capabilities
Engineering & Product Development
- 3D Printing
- High Cavitation Molds
- Mold Design / Build (In-House)
- Product Development / Engineering
- Quick-to-Market Strategy
Injection Molding Capabilities
- 2-Shot Injection Molding
- Insert Molding
- Liquid Silicone Rubber (LSR) Molding
- Precision Injection Molding
- Two-Shot / Over-Molding
Post-Molding Services
- Assemblies
- Hot Stamping
- Labeling
- Printing
- Sonic Welding
- Stacking
Automation & Manufacturing Efficiency
- Custom Automation
- Fully-Integrated ERP (IQMS)
Tooling Support
- Tool Maintenance and Repair Service
- Tool Transfers
“Uniphase is one of our preferred suppliers. I have personally been working with them for a few years and consider them to be a world class supplier. Customer service, responsiveness, quality, new product development, and technical expertise are all best in class.”
Chicago, Illinois
“Our company has partnered with Uniphase for over four years, and they have consistently proven to be a reliable and valuable partner. During our partnership, Uniphase has provided us with high-quality plastic molded components that meet our demanding specifications.
We confidently recommend Uniphase to any organization seeking a top-tier supplier in this industry.”
“We have worked with Uniphase for over 15 years now and they have been one of our best, most reliable vendors. Their tool building and plastic part molding quality is unmatched by any of our other vendors and their level of commitment and professionalism are first rate. We are very excited to continue working and growing with them in the future.”
Industries We Serve
- Agriculture
- Consumer Electronics
- Consumer Packaged Goods
- Dental Device
- Dental Equipment
- Electrical Components
- Food & Beverage
- Industrial Packaging
- Medical Device
- Medical Diagnostics
- Medical Equipment
- Personal Care
Industry
Medical Devices and Equipment
Dental Equipment
Diagnostic Technologies
Consumer Healthcare Products
Applications
Catheters, housings, syringe assemblies
Dental molds, instruments, custom parts
Laboratory equipment, testing kits
Premium packaging, wearable healthcare devices
Medical Devices & Equipment
Uniphase offers high-precision molding solutions for medical and dental device and equipment.
Questions?
Frequently Asked Questions
What makes Uniphase different from competitors?
Uniphase offers true vertical integration, providing a “molecule-to-market” solution with industry-leading ISO 13485-certified molding. We deliver high-efficiency solutions that save time and cost without compromising quality.
Can Uniphase handle complex projects?
Absolutely. With 70+ years of expertise, advanced tooling capabilities, and smart manufacturing systems, we specialize in solving complex injection molding challenges.
Can Uniphase support startups as well as established businesses?
Yes! We work with startups and large OEMs alike, tailoring our solutions to meet the unique needs of every client.
What types of prototypes can Uniphase create?
We provide rapid prototyping services alongside DFM analysis to verify designs, accelerate tooling-to-production timelines, and ensure flawless production.
Our rapid prototyping services include 3D printing and precision machining, with expedited turnaround times.
How does Uniphase compress production timelines?
By employing advanced simulations, integrated ERP systems, and a focus on seamless collaboration, we reduce the average time-to-production.
Does Uniphase handle packaging and assembly?
Absolutely. Our full-service solutions extend to final assembly, quality checks, and kitting.
What materials does Uniphase specialize in?
We work with a broad range of materials, including Liquid Silicone Rubber (LSR), two-shot plastics, and thermoplastics, from commodity- to engineering-grade resins.
Are you ISO 9001 and ISO 13485 certified?
Yes, we maintain ISO 13485 and ISO 9001 certification. Click here (link) to view our certificates.
Where is Uniphase located?
We are based in St. Charles, Illinois, and proudly serve clients throughout the Midwest region. Uniphase serves customers in Illinois, Indiana, Michigan, Iowa, Wisconsin, Minnesota, Ohio and throughout North America.
Partner with Uniphase for Precision Plastic Solutions
Uniphase combines 70+ years of expertise, cutting-edge technology, and a commitment to innovation to bring your projects to life. With true vertical integration, we streamline your production from concept to market.
Start your project today and experience why we’re the Midwest’s leading choice for ISO 13485 and ISO 9001:2015 certified plastic injection molding.


Contact Us
Uniphase LLC.
- 425 38th Avenue St. Charles, IL 60174
- sales@uniphaseinc.com
- 630.584.4747
Connect with us

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