Rapid-Line Inc.

Doss Job Shop & Contract Manufacturing Database

Don’t sacrifice quality or localization of your supply chain. Buy from the best job shops and contract manufacturers with the Doss Free Job Shop & Contract Manufacturing Database.

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Build Lasting Supplier Partnerships

Finding the right machine shop comes down to aligning technical capabilities, quality systems, operational scale and of course, price. The most successful manufacturing relationships develop when capabilities truly complement requirements. Our comprehensive database enables precise matching of your needs with verified shop capabilities, creating partnerships built on technical alignment as well as proximity.

Company Type:
Metal Fabricator
Location:
Michigan
Company Size:
100-249

​Rapid-Line, Inc., established in 1926 and based in Grand Rapids, Michigan, is a full-service, employee-owned metal fabrication and contract manufacturing company. Operating from a 66,000-square-foot facility, they offer a comprehensive range of services, including laser and water jet cutting, CNC machining, forming and bending, welding, punching and stamping, tube bending, aluminum extrusion fabrication, powder coating, assembly, and packaging. Serving industries such as transportation, furniture, consumer products, medical, electronics, military, automotive, material handling equipment, display systems, industrial machinery, and aerospace, Rapid-Line is ISO 9001:2015 certified and emphasizes lean and green practices to enhance efficiency and sustainability. Their vertically integrated operations and commitment to quality ensure dependable, single-source solutions for clients' metal fabrication needs.

Woodworking
Wire Harness
Tube Modification
Tool, Die & Mold Making
Thermoforming
Structural Foam Molding
Stamping
Springs & Wire Forming
Sheet Metal
Sand Mold Casting
Rotational Molding
RTV Molding
Printed Circuit Boards
Machining
Investment Casting
Injection Molding
Gears
Forging
Fabrication
Extrusions
Engineering & Design Services
Electro-Mechanical Assembly
Die Casting
Compression Molding
Blow Molding
3D Printing

Frequently Asked Questions

Is accessing the database free? What's the catch?

The database is completely free and open-source. Search by location, company size, and primary capabilities. There's no catch—Doss is operations software built for manufacturing. We are a single source of truth from procurement to production, it only helps us to help our customers find the right supply partners.

Can I access contact information to reach out to shops directly?

Yes, if it is available. If it is available, find email address(es), phone number(s) and website for each entry. No need for intermediaries, direct communication is always best.

How detailed are the shop descriptions and capabilities?

It varies. Some shops provide extremely comprehensive information about their capabilities, certifications, services, and specializations, while others are a bit more concise.

Can I find specialized shops for unique requirements?

Absolutely. The database includes everything from single-employee specialty shops to larger operations that have been around for 100+ years. You can filter by size, location and capabilities to find the right sourcing partner for your project.

Securing Supply Chains in Uncertain Times

Global manufacturing faces unprecedented challenges—from tariff fluctuations and trade restrictions to regional disruptions and logistics constraints. Our comprehensive database enables strategic diversification across geographic regions, creating availability and capacity in your supplier network. By identifying and qualifying alternative suppliers before disruptions occur, you can keep lines up and maintain production continuity regardless of changing trade policies, shipping delays, or regional manufacturing limitations.

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