H3 Manufacturing Group
We are a leading integrated manufacturing solutions provider specializing in precision machining, laser cutting, sheet metal fabrication, complex welding, assembly, surface finishing, painting, and powder coating.
With four state-of-the-art facilities spanning over 200,000 square feet across Illinois & North Carolina, we serve high-spec markets including power generation, healthcare, electrical power distribution, aerospace and defense, life sciences, and more.
Powerhouse of Solutions Fueled by Precision, Skill & Grit
Trust, Respect & Collaboration for Customers & Employees
Purpose In What We Do &
Who We Do It For
Precision Solutions
Expansive solutions allow H3 Manufacturing to solve our customers’ complex metal fabrication needs.
We offer Precision Machining, Sheet Metal Fabrication, Complex Weldments, Finishing, Laser Cutting, and Tube Bending complemented by Assembly, and Paint and Powder coating capabilities.
Diverse Industries
We cover a broad range of industries, including aerospace/defense, medical devices, power generation & transmission, life sciences, data centers, and more.
We are tenacious in solving the complex needs of our customers and the evolving industries they serve.
Quality and operational excellence
H3 prides itself on having ISO9001-2015 certifications for all locations.
Our Values
At H3, our values define how we show up, how we work, and what we stand for—every day, in every job, at every level.









