Business Details
50+ Years
experience
Trusted Structural Steel Fabrication & Erection Services
For over 50 years, Allied Steel Co. Co. has been a trusted leader in structural steel fabrication and erection, serving public and private agencies across Southern California. Our commitment to precision, safety, and client satisfaction has solidified our reputation as a preferred partner for general contractors. As a licensed subcontractor and member of the Steel Fabricators Association (SFA) and American Institute of Steel Construction (AISC), we uphold the highest industry standards. Our experienced team, supported by a 60,000-square-foot facility equipped with advanced machinery, delivers projects ranging from $10 million to $15 million in value.AISC certification underscores our dedication to quality craftsmanship, rigorous processes, and continuous improvement. With a legacy dating back to 1944, we combine decades of expertise with modern techniques to meet evolving client needs. Our union partnerships and apprenticeship programs ensure a skilled workforce capable of tackling complex projects. From water treatment plants to multi-story structures, we provide end-to-end solutions tailored to exact specifications. Our focus on innovation, reliability, and community has made us a cornerstone of Southern Californias infrastructure development.
Services
Structural Steel Fabrication
Miscellaneous Metal Installation
Water Treatment Plants
Sewage Treatment Facilities
Multi-Story Structures
Ornamental Iron Work
Plate Burning
Pipe Processing
Welding Services
Union Labor Support
Details
- Year established: 1944
Highlights and features
- We have over 50 years of experience in structural steel fabrication.
- Our team holds AISC certification for conventional and complex steel structures.
- We operate a 60,000-square-foot facility with advanced fabrication equipment.
- Our union-trained ironworkers ensure skilled and safe project execution.
- We partner with hundreds of general contractors for Southern California projects.
Associations and certifications
- American Institute of Steel Construction (AISC)
Services
Structural Steel Fabrication
Allied Steel Co. Co. provides precision structural steel fabrication using advanced equipment like plasma pipe processors and 300-ton press brakes. Our Riverside facility handles projects valued up to $15 million, ensuring high-quality components for commercial and industrial structures.
Miscellaneous Metal Installation
We install handrails, stairs, grating, and other metal components with expertise. Our field crews specialize in integrating these elements with structural steel frameworks, adhering to safety and code requirements for diverse infrastructure projects.
Water Treatment Plants
Our team fabricates and erects steel structures for water treatment and reclamation plants. Decades of experience in this niche ensure compliance with technical specifications and timelines for critical public infrastructure.
AISC Certification
As an AISC-certified fabricator, we meet rigorous standards for quality control and processes. Annual inspections validate our commitment to excellence in conventional and complex steel building structures.
Union Labor Support
Allied Steel Co. Co. employs ironworkers through Local Unions 509 and 433, ensuring skilled labor and apprenticeship training. This partnership guarantees a reliable, experienced workforce for all fabrication and installation projects.
People
Brian P. Chapman
President
Brian P. Chapman, President of Allied Steel Co. Co., graduated from Brigham Young University with a Business Management degree. He joined the company in 1977 and leads its strategic growth.
Perry K. Chapman
Executive Vice President
Perry K. Chapman, Executive Vice President, holds a Communications degree from Brigham Young University. He has been with Allied Steel Co. Co. since 1981, overseeing key operations.
Jeff Chapman
Vice President of Operations
Jeff Chapman manages daily operations at Allied Steel Co. Co., leveraging decades of industry experience to ensure project efficiency and client satisfaction.
Chris Chapman
Vice President of Sales
Chris Chapman leads sales initiatives, building long-term partnerships with general contractors and clients across Southern Californias infrastructure sector.
Mike Chapman
Vice President of Human Resources
Mike Chapman oversees talent development and union collaborations, ensuring Allied Steel Co. Co. maintains a skilled, safety-focused workforce aligned with industry standards.
Questions
What types of projects does Allied Steel Co. Co. Co. specialize in?
We specialize in structural steel and miscellaneous metal fabrication for water treatment plants, sewage facilities, and commercial buildings.
Is Allied Steel Co. Co. Co. licensed and certified?
Yes, we hold California licenses #164718 C51 and C23, and are AISC-certified for conventional and complex steel structures.
How long has Allied Steel Co. Co. Co. been in business?
We were founded in 1944 and have served Southern California for over 80 years.
Do you work with union labor?
Yes, our team is employed through Local Unions 509 and 433, and we sponsor ironworker apprenticeships.
Where is Allied Steel Co. Co. Co. located?
Our 60,000-square-foot facility is in Riverside, California, serving clients across Southern California.
