Custom Sewing & Soft Goods
For us, sewing is where craft meets engineering. For over 90 years, we’ve specialized in crafting custom soft goods that deliver durability, performance, and precision.
From heavy-duty industrial tool bags to medical-grade pouches and consumer-ready backpacks, our team transforms ideas into products that withstand the toughest conditions. With in-house expertise and a proven OEM process, we provide the flexibility to scale while keeping quality and functionality at the core of every stitch.
Thermoforming
Thermoforming gives your products strength, precision, and protection—while maximizing material efficiency. At SI Jacobson Manufacturing, we specialize in producing high-quality thermoformed parts and packaging that balance durability, appearance, and cost-effectiveness.
From lightweight trays, inserts, and organizers to rugged housings and enclosures, each component is designed to meet the physical demands of industrial, consumer, and medical applications. Our team combines engineering expertise with scalable production to deliver thermoformed solutions that perform reliably in real-world environments, protecting your products, streamlining assembly, and enhancing presentation.
Injection Molding
Injection molding is more than a production method; it’s a way to deliver precision, consistency, and scalability across industries. From industrial tools to consumer gear, our U.S. and international teams combine advanced tooling with proven processes to create durable components that perform in real-world conditions.
Metal Fabrication
Our metal fabrication delivers precision, durability, and repeatability at scale. With advanced equipment and expert engineering, we produce high-quality components and assemblies built to perform in the most demanding industries.
Sub-Assembly
Our sub-assembly capabilities bring together precision-engineered components into complete, ready-to-integrate solutions. We ensure every part fits, functions, and performs flawlessly—reducing complexity for your team while improving speed, consistency, and reliability.
Every Partnership Starts with a Conversation
Whether you've seen something in one of our posts, read an article that resonated, or have a project taking shape in your mind—we'd like to hear about it. Before we propose solutions, we want to understand your challenge. Share some details below and we'll follow up to learn more. No pitch, just a conversation.