Miscellaneous Steel Fabrication
Shop-fabricated steel products made to your drawings and specifications, from single custom pieces to repeat production runs.
Precision Metal Fabrication. Built on Experience.
Custom metal components, miscellaneous steel fabrication, precision laser cutting, welding, and industrial fabrication solutions.
Services
What We Fabricate
Miscellaneous steel fabrication, custom metal products, precision cutting, and welding, all under one roof in Chicago.
Custom Metal Fabrication
Ferrous and non-ferrous metal parts built from your CAD files, sketches, or samples, including prototypes and replacement parts.
Precision Fiber Laser Cutting
Clean, accurate cuts in steel, stainless steel, and aluminum with tight tolerances, fine detail, and fast turnaround.
MIG, TIG & Stick Welding
Certified welders delivering strong, clean, code-compliant welds on steel, stainless steel, and aluminum.
Sheet Metal & Plate Fabrication
Cutting, bending, and forming sheet metal and plate into enclosures, panels, covers, and custom parts.
Custom Brackets, Plates & Shims
Mounting brackets, base plates, wear plates, spacers, and precision shims made to size in any quantity.
Industrial Metal Fabrication
Durable fabricated components for plants, equipment, and maintenance teams, including guards, frames, and repair parts.
Metal Cutting, Forming & Assembly
Shearing, bending, forming, drilling, and finished assembly, so your parts arrive ready to use.
Our Story
Over 67 Years of Metal Fabrication Excellence
Since 1958, Orsolini Welding & Fabricating has been a trusted metal fabrication partner in Chicago, Illinois. We specialize in miscellaneous steel fabrication, custom metal components, precision fiber laser cutting, and welding.
Our legacy is built on precision, reliability, and a commitment to exceeding customer expectations. Whether you need a single custom bracket or a full production run of fabricated parts, Orsolini delivers quality workmanship on time and on budget.
- Commercial, industrial, municipal & government customers
- Certified MIG, TIG & stick welders
- Precision fiber laser cutting in-house
67+
Years of Experience
1958
Established in Chicago
100%
In-House Fabrication
4
Customer Sectors Served
Capabilities
Our Core Capabilities Include
Computer-controlled equipment, skilled craftsmen, and in-house detailing for accurate, repeatable results.
Custom Steel Components
Steel components fabricated to print with accurate dimensions and clean finishes.
Precision Metal Cutting
Fiber laser cutting and shearing for precise parts with smooth, clean edges.
Metal Plates and Shims
Base plates, wear plates, spacers, and shims cut to exact thickness and size.
Custom Brackets and Assemblies
Brackets and welded assemblies designed and built for your application.
Miscellaneous Fabricated Steel Products
A wide range of fabricated steel products for commercial and industrial use.
Welding and Metal Fabrication
MIG, TIG, and stick welding combined with complete in-house fabrication.
Industrial Metal Components
Heavy-duty components and replacement parts for industrial equipment.
Tekla Software
3D modeling and detailing in Tekla Software with AutoCAD shop drawings for accurate, approval-ready parts.
Who We Serve
Trusted Across Every Sector
Commercial
Industrial
Municipal
Government
Featured Projects
Proud to Work With
Municipal
Chicago Park District
Commercial
Shedd Aquarium
Telecommunications
T-Mobile
Telecommunications
Verizon
Government
DNR (Illinois Department of Natural Resources)
Latest Blog
Insights From Our Shop
Practical guides on steel fabrication, fiber laser cutting and welding.
How to Order Custom Brackets, Plates & Shims Cut With a Fiber Laser
Brackets, plates and shims look simple, but small details make a big difference. Use this checklist to get accurate, laser-cut parts the first time.
Read ArticleMIG vs. TIG vs. Stick Welding: Which Process Is Right for Your Parts?
MIG, TIG and stick welding each have clear strengths. Here is how they compare on speed, appearance, materials and cost, and how an experienced fabricator chooses between them.
Read ArticleWhat Is Miscellaneous Steel Fabrication? A Practical Guide for Buyers
Miscellaneous steel fabrication covers the custom parts that keep facilities, equipment and products working: brackets, plates, guards, frames, covers and welded assemblies. Here is what it includes and how to order it right.
Read Article
Our Valuable Clients
Customers Who Rely on Us
Heartland Construction
IWG Masonry
Anthony Marano Company
Carlson Elevator
Deerfield Construction
Raw Building Construction
Mextel Communications
Triumph Design Build
Clearlake Construction
Total Service Telecom
Sleeth Electric
Sequoia Construction
Chicago Park District
Windy City Tower