Aerial view of Weir Welding Bethlehem PA facility
Leader in the Production of High Quality Structural Steel

Plants

Explore our state-of-the-art fabrication facilities, equipped to handle projects of any scale with precision and efficiency.

Since its founding in 1961, Weir Welding has grown into a leader in structural steel fabrication, combining over 60 years of experience with a commitment to quality, integrity, and dependability. Today, the company operates three state-of-the-art fabrication facilities in Carlstadt, NJ; Bethlehem, PA; and Saddle Brook, NJ.

These facilities span a total of 160,000 square feet and employ over 80 dedicated professionals who are integral to maintaining Weir Welding's reputation for excellence throughout the Tri-State area.

Aerial view of Weir Welding Carlstadt NJ facility
Corporate Headquarters

Carlstadt, NJ

Whether it's fabricating oversized girders, producing custom components, or managing full-scale construction projects, our facilities have the capacity and expertise to bring your vision to life. With a steadfast dedication to precision and professionalism, Weir Welding is prepared to exceed expectations on your next project.

316 12th Street, P.O. Box 311, Carlstadt, NJ 07072

Pennsylvania Facility

Bethlehem, PA

Our Bethlehem facility houses the latest in automated steel fabrication technology, providing expanded capacity for large-scale and complex projects.

1745 Eaton Avenue, Bethlehem, PA 18018

Aerial view of Weir Welding Bethlehem PA facility and steel yard Overhead crane over Weir Welding steel storage yard
Aerial view of Weir Welding Saddle Brook NJ facility
Additional NJ Facility

Saddle Brook, NJ

Acquired to add much-needed space and capacity, our Saddle Brook facility supports overflow production and specialized fabrication projects.

100 Midland Avenue, Saddle Brook, NJ 07663

Weir Welding fleet of flatbed trucks with American flag
Logistics

In-House Trucking & Delivery

With over 200 flatbed trailers and our own trucking fleet, Weir Welding ensures on-time delivery for every project. Our logistics capabilities eliminate third-party delays and give us complete control over the supply chain.