Top-Quality Plastic Injection Molding and Manufacturing Solutions in Topeka, KS
Ronningen Research and Development offers Topeka, KS, more than 50 years of plastic injection molding expertise, delivering precision components crafted with the latest technology. Our highly skilled team produces parts designed for industries including aerospace, medical devices, telecommunications, and electronics. We tailor each project to meet Topeka manufacturers’ exact requirements, ensuring durability, accuracy, and accelerated production timelines.
In addition to injection molding, Ronningen provides an extensive range of manufacturing services such as custom tooling, CNC machining, milling, and assembly operations. Our Topeka facility focuses on smooth communication and efficient project execution, enabling local companies to improve workflows, reduce costs, and gain a competitive edge in a fast-paced market.
Comprehensive Manufacturing Services for Topeka, KS Industrial Needs
Topeka manufacturers trust Ronningen Research and Development for a wide range of manufacturing solutions beyond plastic injection molding. Our expertise includes precision tooling fabrication, CNC machining, milling, ultrasonic welding, heat staking, and customized packaging services. These integrated offerings enable Topeka companies to maintain high-quality standards while enhancing operational efficiency.
Our assembly and sub-assembly teams meticulously convert raw materials into finished, market-ready products with precision and consistency. Additional services include custom coloration, precision drilling, pad printing, and detailed labeling, all customized for your unique project specifications. Ronningen’s full-scale manufacturing approach empowers Topeka businesses to innovate and scale production effectively.
Engineering Excellence and Quality Assurance for Topeka, KS Manufacturers
Ronningen Research and Development offers expert engineering support to optimize product designs for manufacturability, cost efficiency, and performance. Certified under ISO 9001:2015 and employing Six Sigma principles, we ensure that every product meets the highest quality benchmarks. Our engineers collaborate with Topeka manufacturers to ensure designs translate into efficient and compliant manufacturing processes.
We also provide finishing services including leak testing, custom coloration, pad printing, part marking, and secure packaging—all performed under strict quality control. This comprehensive approach guarantees Topeka clients receive durable, compliant, and visually refined products. Ronningen is your trusted partner for manufacturing excellence.
Why Topeka, KS Manufacturers Choose Ronningen Research and Development
Ronningen Research and Development is the preferred manufacturing partner for Topeka companies seeking a diverse range of specialized services. We provide plastic injection molding, tooling, CNC machining, milling, and full assembly and sub-assembly capabilities. Our additional offerings include custom coloration, cutting, drilling, electroplating, heat staking, hot stamping, insert molding, and detailed labeling to ensure exceptional product quality.
Our finishing services include leak testing, part marking, pad printing, silk-screening, shielding, ultrasonic welding, painting, spin welding, structural foam molding, taping, trimming, and custom packaging. Consolidating these processes helps Topeka manufacturers reduce lead times, cut costs, and maintain consistent quality. Ronningen supports innovation and growth throughout Topeka’s manufacturing industry.
Local Expertise and National Quality Standards Serving Topeka, KS
Ronningen Research and Development blends in-depth local industry knowledge with nationally recognized certifications to deliver outstanding manufacturing services in Topeka. We specialize in aerospace, medical device, telecommunications, and electronics sectors, tailoring solutions to meet stringent quality and regulatory standards.
Our client-focused approach emphasizes clear communication, meticulous project management, and flawless execution. Leveraging advanced manufacturing technologies and continuous improvement initiatives, Ronningen empowers Topeka manufacturers to innovate efficiently and maintain a competitive edge in global markets.
Our 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.
("ITAR," 22 CFR 120-130) REGISTERED
All manufacturers of defense articles, related data, and defense services as defined on the United States Munitions List (Part 121 of ITAR) are required to register with the Directorate of Defense Trade Controls (DDTC). ITAR registration is a means to provide the U.S. Government with necessary information on who is involved in certain manufacturing, brokering, and exporting activities.
(MBP3)
Commitment to our air, land, and water quality is paramount at Ronningen. Since 1999, we've served as a Michigan Business Pollution Protection Partner, adopting pollution prevention policies, committing to reductions, and sharing our successes with other MBP3 members.
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.
Ronningen Research and Development’s Manufacturing FAQs for Topeka, KS Businesses
Choosing the right manufacturing partner is crucial for Topeka companies seeking reliable, efficient production. Ronningen Research and Development offers detailed answers to common questions about plastic injection molding, tooling, machining, assembly, and finishing services. These FAQs help Topeka manufacturers make informed decisions confidently.
What manufacturing services does Ronningen provide in Topeka, KS?
Ronningen delivers a full range of manufacturing solutions for Topeka industries, including precision plastic injection molding, prototype tooling, CNC machining, assembly, and finishing. Secondary processes like custom coloration, ultrasonic welding, heat staking, pad printing, and leak testing are seamlessly integrated to optimize production, reduce lead times, and maintain superior quality across aerospace, medical devices, telecommunications, and electronics sectors.
Can Ronningen handle complex tooling and prototype manufacturing?
Yes, Ronningen specializes in fabricating precision molds from aluminum and steel customized to client needs. Our rapid prototyping services enable Topeka manufacturers to validate designs quickly, shortening product development timelines. We collaborate closely with clients to optimize tooling manufacturability and production workflows, ensuring prototypes meet stringent quality standards and production readiness.
Which industries does Ronningen serve in Topeka, KS?
Ronningen supports a broad range of industries in Topeka, including aerospace, medical devices, telecommunications, electronics, and automotive manufacturing. We tailor our manufacturing processes to meet strict regulatory and quality standards. Topeka manufacturers trust Ronningen for precision components that enhance product quality and maintain competitive advantages.
How does Ronningen ensure quality throughout production?
Quality is foundational at Ronningen Research and Development. We maintain ISO 9001:2015 certification and rigorously apply Six Sigma quality controls at every production stage. Skilled technicians conduct continuous inspections and utilize advanced testing methods such as leak detection and non-contact vision inspection. This thorough quality assurance guarantees Topeka manufacturers receive flawless, market-ready products.
Do you provide finishing and assembly services in Topeka, KS?
Absolutely. Ronningen offers finishing services including custom coloration, pad printing, silk-screening, heat staking, ultrasonic welding, painting, and custom packaging. Our assembly and sub-assembly teams expertly handle complex builds, delivering fully finished, market-ready products. These integrated services help Topeka manufacturers reduce lead times, simplify supply chains, and improve overall quality.