Precision Plastic Injection Molding Services for Houston, TX Industries
In the “Energy Capital of the World,” precision isn’t just a goal—it’s a requirement. From the high-pressure environments of the Port of Houston to the sterile labs of the Texas Medical Center, one small defect in a plastic component can lead to catastrophic failure. You need parts that can handle the extreme Gulf Coast humidity and the rigorous demands of Texas industry.
At Ronningen Research, we don’t just make plastic; we engineer solutions. We provide Precision Plastic Injection Molding Services for Houston, TX Industries that keep your production lines moving and your products performing at their peak.
Why Leading Houston Companies Choose Our Precision Services
Houston’s industrial landscape is as diverse as it is demanding. Whether you are operating in the Energy Corridor or the Ship Channel, the standard for quality is relentless.
Core Benefits for Your Houston Operation:
High-Heat & Chemical Resistance: We specialize in polymers that withstand the corrosive atmospheres and soaring temperatures common in Houston’s petrochemical and oil & gas sectors.
Rapid Scalability: From rapid plastic prototyping for new medical inventions to massive production runs, we scale with your growth.
Reduced Supply Chain Risk: Stop relying on overseas shipments that get stuck in customs. Work with a partner that understands the logistics of Houston, TX.
Precision Tolerances: Our precision injection molding for medical parts ensures that even the most complex designs are executed with micrometer-level accuracy.
Full Lifecycle Support: We handle everything from design to custom packaging and shipping solutions.
A Houston Success Story: Saving a Critical Supply Chain
Not long ago, a mid-sized oil field services company located near Katy, TX, came to us with a major headache. They were importing a specialized valve seal from an international supplier. The parts were consistently warping, likely due to the extreme temperature fluctuations and humidity of the Houston climate during transport and storage.
Their downtime was costing them over $10,000 a day.
The Ronningen Research Process:
Local Climate Audit: We analyzed the environmental stressors the part faced on Houston job sites.
Material Swap: We recommended a high-performance thermoplastic that offered better dimensional stability in high humidity.
Tooling Optimization: Using low-cost tooling for plastic parts, we redesigned the mold to improve cooling and reduce internal stress.
The Result: The client saw a 40% increase in part lifespan and eliminated their shipping delays. By moving their production to our streamlined process, they secured their supply chain against global disruptions.
The Risks of "Good Enough" Plastic Molding
In a city that thrives on aerospace and medical innovation, “good enough” is a dangerous mindset. If you ignore signs of poor molding quality, you risk:
Product Recalls: Especially critical in the medical and automotive sectors.
Liability Issues: Structural failures in industrial parts can lead to workplace accidents.
Inflated Costs: Poorly designed molds lead to high “flash” rates and material waste.
Brand Damage: Your reputation in the Houston business community depends on the reliability of your output.
Comprehensive Plastic Molding Solutions for Houston
We offer a full suite of services designed to be your end-to-end manufacturing partner.
Our Expert Process
Consultation: We learn your specific Houston-area requirements.
Design & Engineering: Optimizing for manufacturability.
Precision Injection: Utilizing state-of-the-art machinery and plastic testing and inspection services to ensure perfection.
Secondary Operations: Including electroplating plastic parts and ultrasonic welding.
Neighborhoods We Serve
From The Woodlands to Sugar Land, and Baytown to Clear Lake, we are proud to support the diverse industrial hubs that make Houston the economic powerhouse of the South.
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.
Further Insights on Plastic Injection Molding for Your Project in Houston, TX
What industries do you serve with your plastic injection molding services in Houston, TX?
Can Ronningen handle both small and large production runs?
What types of materials do you use for plastic injection molding?
How do you ensure the quality of the molded parts you produce in Houston, TX?
How long does it take to produce molded parts?
Take Action: Secure Your Houston Manufacturing Future
Precision is the difference between a market leader and a company that’s constantly putting out fires. Whether you are designing the next breakthrough medical device at the Med Center or a ruggedized tool for an offshore rig, your plastic components are the foundation of your success.
Ronningen Research provides the Precision Plastic Injection Molding Services for Houston, TX Industries that turn complex designs into reality. Let’s build something durable together.
