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McWhirter Steel has 20 years of experience in structural steel and miscellaneous metals fabrication.

We provide a variety of services including: Design Assist/Build, Plate Processing, BIM Modeling/Detailing, Steel Fabrication, Steel Processing, Complex Coating, Project Management, Erection.

Throughout all departments we pride ourselves on our extreme attention to detail, quality control, and quick turnaround. McWhirter Steel will be a great team member for your next project.


Plate Processing

McWhirter Steel offers fully automated plate processing services for fabrication, concrete, and manufacturing industries Learn More About Plate Processing

Design Assist/Design Build

We will work closely with our engineers or yours to help bring your project to life. With every project we strive to create the most efficient and cost-effective design. We have experience... Learn More About Design Assist/Design Build

BIM Modeling/Detailing

McWhirter Steel detailers use state of the art software technology to provide accurate drawings and 3D modeling for our clients. BIM modeling and clash detection help provide a clear vision of the structure... Learn More About BIM Modeling/Detailing

Complex Coating

McWhirter Steel's team of experienced painters and NACE certified inspectors are capable of performing complex painting jobs.  Learn More About Complex Coating

Project Management

The Project Management team at McWhirter Steel knows that taking on complex projects requires the integration of every team member's skills and talents. Our ¬ĄProject management is known for meeting or ... Learn More About Project Management

Steel Fabrication

Fabrication is the heart and soul of McWhirter Steel. We are very diverse and can handle projects from almost any industry.  Learn More About Steel Fabrication

Steel Processing

Our shop is home to a fully automated beam line that can layout, cut, drill, and cope any steel member.  Learn More About Steel Processing


McWhirter Steel was a large union erector for many years and has had over 70 union ironworkers working throughout California. The McWhirter team has a very strong knowledge of all aspects of steel erection including... Learn More About Erection