American-Made Injection Molding. Built for Volume. Built to Last.
Southeast Molding delivers precision plastic parts for companies that can’t afford quality problems. We run a fully automated, climate-controlled facility in Chattanooga, TN — ready to support your production needs at scale.
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Who We Are
Southeast Molding is part of a 100% employee-owned manufacturing group with decades of hands-on experience in plastic injection molding. Our Chattanooga facility operates around the clock, running all-electric machines with robotic automation to maintain consistency across every production run.
We’re ISO 9001 certified. We work with some of the most demanding clients in automotive, medical, and consumer manufacturing. And we hold ourselves to the same standard on every job — whether it’s a short prototype run or millions of parts per year.
This isn’t a company that overpromises. We show up, we run the machines, and we get parts out the door on time.
Trusted Partner for Your Production Needs
- All-Electric Injection Molding Machines
- 3-Axis & 6-Axis Robots On The Floor
- Climate Controlled 24/7 Operation
- 200M+ Parts Produced Per Year
- ISO 9001 Certified
- Cloud-Based ERP with EDI Capability
Our Capabilities
We handle the full production lifecycle — from material selection and tool support to molding, assembly, and quality inspection. If you’re sourcing injection molded parts, we can support you at every stage.

Custom Injection Molding
High-volume plastic parts produced with tight tolerances and consistent quality. All-electric machines mean cleaner cycles, lower energy use, and better repeatability.

Automation & Assembly
Our robotic cells handle downstream assembly and part removal, reducing human error and keeping cycle times tight.

Engineering Support
We work with your team early — material selection, part design review, tooling recommendations — to avoid problems before production starts.

Quality Inspection
Every part goes through our inspection process. We use dimensional checks and quality verification systems to make sure what ships meets your specs.
Industries We Serve
We work across a range of industries where precision and reliability aren’t optional.
Bringing Production Back to the U.S.?
A lot of companies are moving manufacturing back from overseas. Lead times are unpredictable, quality control is harder to manage from a distance, and supply chain risks have gotten real.
Southeast Molding is set up to help. We have the capacity, the equipment, and the experience to take on production that’s transitioning back to domestic manufacturing. And our Chattanooga location puts us in the heart of the Southeast — close to major automotive and industrial supply chains.
If you’re evaluating a reshoring move, we’re worth a conversation.
Contact Us
Let's Talk About Your Project
We don’t need a lengthy brief to get started. Tell us what you’re making, what quantities you need, and what timeline you’re working with. We’ll take it from there.