Contact Our Fargo, ND Plastic Injection Molding Experts
Precision is the lifeblood of high-performance manufacturing. For innovators in the Red River Valley, finding a partner that delivers consistency, technical mastery, and rapid turnaround is non-negotiable. Ronningen Research provides Comprehensive Plastic Injection Molding Solutions for Businesses in Fargo, ND, designed to bridge the gap between complex engineering concepts and market-ready products. Whether you are navigating the high-tech corridors near North Dakota State University or operating out of Fargo’s industrial hubs, we provide the manufacturing excellence your project demands.
Technical Excellence for the North Dakota Industrial Sector
While our physical manufacturing facility is located in Michigan, we serve Fargo, ND from our Michigan facility using a sophisticated remote-service model. By leveraging our Michigan-based operations, Fargo businesses gain access to advanced tooling, scientific molding expertise, and industrial-scale capabilities that often exceed local capacity. We ensure that distance is never a barrier to quality, providing seamless communication and rapid logistics for every client in the Peace Garden State.
Key Benefits of Our Comprehensive Services:
Engineering-Grade Precision: We specialize in high-tolerance components for the agricultural, medical, and aerospace sectors common in the Fargo-Moorhead region.
Rapid Development: Our specialized rapid plastic prototyping services allow your R&D team to iterate faster and reduce time-to-market.
Scientific Molding: We monitor real-time data on pressure and temperature to ensure part number one is identical to part number one million.
Material Versatility: From UV-stabilized resins for outdoor equipment to precision injection molding for medical parts, we select the ideal polymer for your application.
Cost-Efficient Tooling: We help Fargo firms lower their entry barriers by offering low-cost tooling for plastic parts without sacrificing dimensional accuracy.
From Concept to the Red River Valley: A Success Story
A few months ago, an industrial equipment firm located near the Fargo Dome reached out to us with a critical challenge. They had developed a proprietary housing for an agricultural sensor designed to withstand the brutal temperature swings of a North Dakota winter. Their previous molder struggled with “sink marks” and inconsistent wall thickness, which led to high failure rates in the field.
Initially hesitant about working with a partner using Michigan-based operations, they were impressed by our technical Design for Manufacturing (DFM) review.
The Strategy: Our engineers identified that the cooling cycle was unevenly distributed across the part geometry. We redesigned the mold’s internal water lines and suggested a high-impact, thermal-stable nylon blend better suited for the local climate.
The Outcome:
Zero Defects: We transitioned them into full production with a 0% failure rate on structural stress tests.
Optimized Supply Chain: We managed the entire process from our Michigan facility, shipping finished, palletized parts directly to their assembly line in Fargo.
Market Leadership: The client launched their product three weeks ahead of schedule, securing a major contract with a regional agricultural conglomerate.
Solving Fargo’s Unique Production Challenges
Manufacturing in Fargo requires a partner who understands the environmental and logistical realities of the region. The extreme humidity shifts and sub-zero temperatures of the Plains can devastate poorly engineered plastics.
Material Failures: Parts that aren’t engineered for thermal expansion often crack during the first deep freeze. We select resins that maintain ductility in the cold.
Logistical Fragility: Reliance on international shipping leaves Fargo firms vulnerable to port delays. We serve Fargo, ND with 100% domestic production, ensuring your supply chain remains secure.
Fragmented Services: Why source a molder and an assembly house separately? We offer complete assembly and sub-assembly services under one roof at our Michigan headquarters.
Serving Fargo, ND and Surrounding Areas with High-Quality Plastic Injection Molding
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 About Our Plastic Injection Molding Services in Fargo
We understand that selecting the right plastic injection molding provider is critical to your project’s success. Here are more frequently asked questions that provide insights into how Ronningen can support your molding needs.
Ronningen has decades of experience delivering high-quality plastic injection molding services to businesses in Fargo, ND. Whether you need rapid prototyping or high-volume production, we provide reliable, cost-effective solutions. Our team works closely with clients to ensure that each part is manufactured to meet your specific design and functional requirements, helping you avoid costly delays or mistakes. We also offer guidance in optimizing part designs for manufacturability, ensuring smooth production runs.
