Structural Steel Fabrication & Erection


Dunbar recognizes the significance of structural steel installation, renewal, and replacement in sustaining the functionality of essential components and equipment. Our ironworkers and riggers are committed to upholding the utmost standards of material quality, craftsmanship, and safety for both our employees and customers.

The realm of steel erection encompasses a variety of applications, spanning different types of steel and exotic metals, various beam

structures, flanges, webs, universal columns, and other steel sections. Our on-site fabrication facility ensures that we meet your specific structural requirements. This setup offers flexibility, ensures adherence to scheduling demands, and minimizes the risk of errors. Collaborating with a trustworthy and knowledgeable specialist throughout the entire process, from blueprints to fabrication to future maintenance, is crucial to guarantee durability, longevity, and safety.

Dunbar specializes in erecting structural steel buildings across diverse applications, including:

  • Commercial: Transforming business spaces into solid structures that stand the test of time.
  • Educational: Creating safe and inspiring learning environments for students.
  • Energy: Facilitating the growth of energy-related infrastructure.
  • Healthcare: Building the foundations for superior healthcare facilities.
  • Manufacturing: Crafting spaces that enable efficient manufacturing processes.
  • Processing: Supporting the processing industry with robust structures.
  • Warehouses: Constructing storage solutions with durability at the core.

Structural Welding Services


At Dunbar, we take pride in our exceptional team of AWS-certified welding professionals who bring a high level of skill and expertise to our operations. The team is equipped with a fleet of manual welding stations in our fabrication facility, allowing efficient execution of any welding task. 

Our welders manage all aspects of the welding process, including surface preparation, weld configuration, and operation sequencing. Their precision extends to crafting specialized jigs and fixtures, ensuring that the welding process adheres to narrow tolerances, ultimately guaranteeing accuracy and consistency in every project. 

To maintain the highest quality standards, our welders and on-staff CWIs conduct thorough visual inspections on all welds.

This meticulous approach ensures that each weld meets our stringent quality criteria, providing our clients with confidence in the durability and reliability of the finished products.

Our team provides manual and free-hand welding services on a wide variety of projects ranging from basic mechanical piping to complex high-purity components and systems. We can take on projects requiring various methods of welding, including:

  • Orbital Welding
  • Stick Welding – Shielded Metal Arc (SMAW)
  • Tungsten Inert Gas (TIG)
  • Metal Inert Gas Welding (MIG)
dunbar-logo-white

— Toledo, OH

2806 N Reynolds Rd
Toledo, OH 43615
419.537.1900

— Valley View, OH

7777 Exchange St,
Suite 4
Valley View, OH
216.264.8144

— Plymouth, MI

9282 General Dr
Plymouth, MI 48170
734.625.7618

— Columbus, OH

750 Schrock Rd
Columbus, OH 43229
419.537.1900

dunbar-logo-white

— Toledo, OH

2806 N Reynolds Rd
Toledo, OH 43615
419.537.1900

— Valley View, OH

7777 Exchange St,
Suite 4
Valley View, OH
216.264.8144

— Plymouth, MI

9282 General Dr
Plymouth, MI 48170
734.625.7618

— Columbus, OH

750 Schrock Rd
Columbus, OH 43229
419.537.1900