A History of Excellence – Since 1952
Custom Plastic Injection Molding Services
Top-Rated Molds Shop Serving the Pacific Northwest
A History of Excellence
Since 1952
Full Service Mold Maker
& Plastic injection Molding Company
We specialize in low volume, tight tolerance molding of engineering and commodity grade thermoplastic resins.
Where precision meets innovation, and craftsmanship is a tradition. At H&H Molds, we are more than just an injection molding and mold-making company—we are your trusted partners in transforming ideas into reality. With decades of expertise in providing high-quality, tight-tolerance molded parts, we are proud to lead the plastic injection molding industry. Our commitment is to deliver products that meet and exceed customer expectations, ensuring durability, reliability, and performance.
Since 1952, as Pre-Met and eventually H&H Molds, we have been at the forefront of precision injection molding and mold making, serving industries across the spectrum. Over the years, we’ve built a reputation for delivering cost-effective solutions that never compromise quality. Our journey began with a focus on craftsmanship, and today, that same commitment drives our pursuit of innovation and excellence.
We specialize in low volume, tight tolerance molding of engineering and commodity grade thermoplastic resins.
Whether you need engineering-grade thermoplastic parts or commodity-grade components, our dedicated team ensures that every project is completed with meticulous attention to detail. This dedication has allowed us to evolve into one of the Pacific Northwest’s most trusted names in injection molding.
We Serve a Wide Variety of Industries
At H&H Molds, we take pride in delivering specialized plastic molding solutions across various industries, each with its unique challenges and requirements. In manufacturing, our precision-engineered components enhance efficiency in heavy machinery and tooling. We meet stringent regulatory standards for the life sciences sector, producing critical parts for testing, packaging, and medical delivery systems. Technology firms rely on us for prototyping and full-scale production, helping drive innovation. In the consumer goods space, we transform creative concepts into durable, high-quality products designed for everyday use. In agribusiness, our components support irrigation systems and farming equipment, ensuring reliability in even the most demanding agricultural environments. Whatever the industry, we deliver quality, precision, and performance tailored to our clients’ needs.
Your one-stop source for quality tooling and molded parts Made in the U.S.A. H&H Molds is a molds company you can trust.
Our highly trained staff of plastic molding experts, engineers, operators, and quality personnel ensures that we produce the highest quality parts.
From Sketch to Shelf – How Elite Mold Makers Can Help You Scale Smarter
Every product on the shelf started with a sketch, a brainstorm, or a bold “what if?” idea. But turning that vision into a market-ready part? That’s where the real work begins—and where the right mold makers can make all the difference. At H&H Molds, we’ve spent decades helping product developers, engineers, and entrepreneurs bridge that gap with clarity, discipline, and long-term thinking. This is what that process looks→
Your First Mold: What Every Startup Needs to Know
If you're considering building your first mold, clear communication with vendors and manufacturers isn’t only helpful but also crucial. Misunderstandings or vague instructions can lead to delays, costly errors, and frustration on both sides. To streamline discussions and eliminate guesswork, you should familiarize yourself with a few foundational terms. Mastering this core terminology empowers you to clearly articulate your project needs, ensuring mold-makers deliver precisely what you’re→
Why Tribal Knowledge Still Runs the Show (and What Happens If It’s Lost)
In a world now obsessed with automation, digital twins, and “lights out” manufacturing, it’s easy to believe the story that everything necessary can be programmed, measured, or written into an SOP. But step into a real mold shop—one that delivers on tight timelines and more demanding tolerances—and you’ll quickly realize that not everything you need to know is in the manual. When a customer’s project is on the→
