Plastic Injection Molding in Overland Park, KS: Expert Manufacturing Solutions
Overland Park is a city that thrives on precision and professional excellence. From the tech corridors near Corporate Woods to the medical innovation hubs scattered across Johnson County, businesses here set a high bar. But when it comes to sourcing complex plastic components, many local manufacturers hit a wall. You might find that regional job shops lack the high-volume capacity or the specialized engineering depth required for zero-defect production.
Relying on sub-par molding can lead to inconsistent part quality, which stalls your assembly line and threatens your brand reputation. At Ronningen Research & Development, we offer a high-end alternative that matches the ambition of Kansas innovators. We serve Overland Park, KS from our Michigan facility, bringing Midwest industrial grit and elite engineering to the Sunflower State. Our Michigan-based operations act as a national hub, ensuring you have access to top-tier manufacturing without the constraints of a local facility backlog.
The Professional Protocol: Our Expert Process from Michigan
Serving Overland Park, KS with expertise from our Michigan headquarters means providing a seamless, end-to-end manufacturing lifecycle. We do not just produce parts; we engineer success through a data-driven protocol designed to eliminate risk before the first shot of resin is even fired.
Our journey begins with a deep-dive Design for Manufacturability (DFM) review. Our Michigan engineers analyze your CAD files to identify potential plastic part warping solutions and structural weak points. This proactive step ensures that gate placement and wall thickness are optimized to prevent sink marks and internal stresses, saving you from expensive tooling revisions down the road.
Once the design is perfected, we move to custom precision tooling. We design and build high-durability steel and aluminum molds right here in our Michigan facility. These tools are engineered to maintain ultra-tight tolerances of +/- .001 over millions of cycles, ensuring that part number one million is an exact clone of your approved prototype.
Strategic Benefits for Overland Park Innovators
By choosing to partner with us, you solve the most common supply chain headaches faced by Kansas businesses. We focus on high-performance outcomes that protect your bottom line and ensure your products thrive in the real world.
One major benefit is our climate-specific material expertise. We assist local firms by choosing plastic material for specific climates, ensuring your components can withstand the intense Kansas summer heat and freezing winter cycles without warping or becoming brittle. Whether your parts are used in outdoor telecommunications or climate-controlled medical labs, we select resins that offer long-term stability.
Another advantage is turn-key scalability. Many shops can handle a few thousand parts, but we have the horsepower to scale to millions of units seamlessly. To streamline your operations, we offer a full suite of secondary services including assembly and sub-assembly services, ultrasonic welding, and custom coloration. This allows you to receive finished components ready for the final consumer, reducing your vendor count and logistical overhead.
Guarantees of Trust and Professional Accountability
Ronningen Research & Development has spent decades refining the art of high-stakes manufacturing. When we serve Overland Park, KS from our Michigan facility, we provide a level of professional accountability that local generalist shops simply cannot match. Our reputation is built on the pillars of Expertise, Authoritativeness, and Trustworthiness.
We offer a Lifetime Tooling Warranty for all molds built and maintained at our Michigan headquarters. If a production tool wears down during the life of your project, we repair or replace it at our own expense. This removes the financial burden of mold maintenance from your shoulders and ensures your production never grinds to a halt.
Additionally, our facility is fully licensed, insured, and adheres to strict quality management systems. We provide full lot traceability and material certifications for every shipment sent to Kansas. For our medical and defense clients, this means having the rigorous documentation required for FDA or aerospace compliance. When you work with our Michigan-based operations, you are partnering with a team that understands the weight of your intellectual property and the importance of your deadlines.
Secure Your Production with High-End Solutions
Your business in Overland Park should not be limited by the technical gaps of a local provider. You deserve a manufacturing partner that treats plastic molding as a high-stakes engineering discipline. Ronningen Research & Development provides the precision and manufacturing horsepower you need to stay competitive in a global market.
Serving Overland Park, KS with expertise from our Michigan headquarters, we are ready to take your project from a CAD concept to a mass-produced reality. Reach out to our team today to see why leading manufacturers across the country trust the Ronningen name for their most critical components.
Ronningen Research & DevelopmentPhone: 269-649-0520 Email: ronningen@ronrnd.com Michigan Facility: 6700 E Y Z Ave, Vicksburg, MI 49097, United States
Our Active Certifications


Our ISO 9001 certified quality management system is registered and certified by NSF International Strategic Registrations and based on a number of quality management principles including:
- A strong customer focus
- Support of top management
- Adherence to a process approach
- Continual improvement
Under the scope of our registration are the following services:
- Prototype plastic injection tooling for molded parts
- Engineering evaluation samples
- Pilot and production plastic components
Our accreditation from NSF provides assurance to our customers that our certified components and products comply with the technical requirements of ISO 9001.
QMMY2.E116158 Fabricated Parts – Component
Underwriters Laboratories is an independent product safety testing and certification organization working for public safety since 1894. Since its founding, U/L has held the reputation as the undisputed leader in product safety and certification, giving consumers peace of mind about the products they use.
Our Comprehensive Manufacturing Services: Plastic Injection Molding & More
Assembly & Sub-Assembly
At Ronningen Research and Development, we provide expert Assembly & Sub-Assembly services for seamless integration of components. Whether it's simple assemblies or complex multi-part solutions, we ensure precision and efficiency in every process.
Custom Coloration
Our Custom Coloration services offer tailored color options to meet your design and branding needs. We use advanced Plastic Injection Molding techniques to ensure long-lasting, consistent colors for your products.
Custom Cutting Parts
Ronningen Research and Development specializes in Custom Cutting Parts using state-of-the-art machinery. We provide accurate cuts for a variety of materials, meeting the specific needs of your project.
Drilling
We offer high-precision Drilling services to create exact holes in various materials. Our advanced equipment ensures accuracy and quality for projects requiring tight tolerances and consistent results.
Electroplating
Our Electroplating services enhance part durability and corrosion resistance with high-quality metallic coatings. We provide superior finishes for applications in automotive, electronics, and more.
Heat Staking
Heat Staking at Ronningen Research and Development creates strong, reliable bonds between plastic components without the need for additional materials. This process is ideal for parts requiring secure assembly and durability.
Hot Stamping
Hot Stamping services provide a high-quality finish with precision and efficiency. We use advanced techniques to apply logos, designs, and text to parts, ensuring a clean and lasting imprint.
Insert Molding
Insert Molding allows us to mold plastic around metal or other materials to create strong, integrated components. This service provides enhanced functionality and durability for complex applications.
Labeling
We provide precise Labeling services that ensure clear, durable markings for traceability, branding, and compliance. Our labeling process guarantees that your parts are correctly identified and meet industry standards.
Leak Testing
Our Leak Testing services verify the integrity of your products, ensuring they meet safety standards. We provide airtight and watertight testing to prevent failures and guarantee quality.
Machining
We offer high-precision Machining services for custom parts. Using advanced CNC equipment, we deliver consistent, high-performance components for a variety of industries.
Milling
Our Milling services create intricate parts with high accuracy. We use advanced equipment to ensure precise cuts and finishes for your custom projects.
Over Molding
Over Molding at Ronningen Research and Development creates multi-material components for enhanced durability and functionality. We mold plastic over existing parts to meet complex design requirements.
Packaging, Custom
Our Custom Packaging services protect your products during transportation and storage. We offer tailored solutions to ensure your parts arrive safely and in excellent condition.
Pad Printing
We provide Pad Printing services for high-quality markings on various materials. Ideal for branding, labeling, and customization, our process ensures precise, durable prints.
Over Molding
Over Molding at Ronningen Research and Development creates multi-material components for enhanced durability and functionality. We mold plastic over existing parts to meet complex design requirements.
Packaging, Custom
Our Custom Packaging services protect your products during transportation and storage. We offer tailored solutions to ensure your parts arrive safely and in excellent condition.
Pad Printing
We provide Pad Printing services for high-quality markings on various materials. Ideal for branding, labeling, and customization, our process ensures precise, durable prints.
Part Marking
Our Part Marking services at Ronningen Research and Development ensure clear and accurate markings for identification and traceability. We use advanced techniques to apply markings that meet industry standards.
Painting
At Ronningen Research and Development, our Painting services enhance the aesthetic and protective qualities of your parts. We apply durable coatings for both functional and cosmetic purposes.
Silk-screening
We offer Silk-screening services at Ronningen Research and Development for durable, high-quality prints on parts. This process is ideal for logos, designs, and labels, providing precise results for a variety of materials.
Shielding
Our Shielding services at Ronningen Research and Development protect components from electromagnetic interference. We use advanced materials and techniques to ensure reliable performance and compliance with industry standards.
Shipping
At Ronningen Research and Development, we handle Shipping with care, ensuring that your products are securely packaged and delivered on time. Our reliable shipping services help you get your products to the market quickly and safely.
Spin Welding
Spin Welding services at Ronningen Research and Development provide strong, durable bonds for plastic parts. This technique is ideal for creating seamless joints without the need for additional materials.
Structural Foam Molding
We offer Structural Foam Molding at Ronningen Research and Development for lightweight, durable plastic parts. This service provides strong components with a reduced weight, ideal for applications that require high strength without the added bulk.
Taping
Our Taping services at Ronningen Research and Development are designed to provide secure adhesion and protection for your products. We offer custom taping solutions to meet the needs of various industries.
Trimming
At Ronningen Research and Development, we provide Trimming services to finish and refine your parts. Our precise trimming process ensures clean edges and perfect finishes for your molded components.
Ultrasonic Welding
Ultrasonic Welding at Ronningen Research and Development uses high-frequency sound waves to create strong, precise bonds between plastic parts. Ideal for delicate applications, this process ensures high-quality, durable results without the need for adhesives.
Frequently Asked Questions
How does a Michigan facility serve my business in Overland Park effectively?
Digital collaboration and high-speed logistics have made distance irrelevant. We serve Overland Park, KS from our Michigan facility with real-time data sharing and expedited freight. Because our Michigan headquarters is a high-volume national hub, we often deliver parts faster and at a lower per-unit cost than local shops struggling with backlogs or labor shortages.
Can you handle over-molding for handheld electronics?
Absolutely. We have extensive experience in overmolding services to add soft-touch grips, protective seals, or multi-color aesthetics to rigid substrates. This is a common requirement for the medical and consumer tech sectors thriving in Overland Park.
What resins do you suggest for the Kansas environment?
For outdoor applications, we focus on UV-stabilized resins like ASA or high-performance polycarbonates that maintain structural integrity despite intense sun exposure. We analyze your part’s specific environmental stress before suggesting a polymer.
Do you offer rapid prototyping for local startups?
Yes. We can move from your CAD file to a physical bridge tool or prototype in a matter of days. This allows your team to validate designs and test functionality before you commit to high-volume production steel tooling in our Michigan facility.
What is the minimum order quantity for a production run?
While we are a high-volume leader, we serve a range of needs. We offer dedicated support for small-to-medium runs for specialized industrial or biotech projects that require elite precision without massive initial quantities.
