
Steel Solutions That Last
Hanneyan Steel delivers precision ironwork and structural steel craftsmanship with integrity.
Crafting Excellence
Metal & Steel Solutions
With over 20 years of trusted service and repeat clients including Balfour Beatty, Pinner Construction, UCLA, and numerous Unified School Districts across California, Hanneyan Steel is your go-to partner for high-quality metal fabrication, structural steel solutions, and innovative design-build services.
From expertly crafted fences and gates to complex structural steel installations, our team is committed to delivering precision, durability, and excellence in every project.
Serving top clients like Balfour Beatty, UCLA, and multiple school districts.
Trusted
Licensed & Skilled
Licensed contractors and engineers ensuring precision and professionalism.
Services
We offer a full range of expert metalworking and structural steel services tailored to meet the needs of general contractors, developers, school districts, and commercial clients.
Innovative Steel Design-Build Services
From concept to completion, we provide full design-build solutions tailored to meet your project’s structural steel needs.
Professional Metal Fabrication & Installation
We specialize in high-quality metal fabrication and installation services tailored for commercial, educational, municipal, and custom construction projects. With decades of hands-on experience and a commitment to precision, we bring strength, function, and clean design to every project we take on.
Sandblasting & Powder Coating
Our in-house sandblasting and powder coating deliver a durable, professional finish that protects and enhances every project.
Why Choose
Hanneyan Steel ?
With over 30 years of combined expertise in ironworking, metal fabrication, and structural steel, our team has a proven track record of delivering high-quality results for complex projects across Southern California.
Family-Owned
Led by Raffi and Sevag Hanneyan, our family-owned company is built on integrity, hard work, and a commitment to exceed client expectations every time.
Qualified
Our team includes licensed professionals with engineering backgrounds and contractor licenses, allowing us to take on structural steel projects with confidence and precision.
Customer-Centric
We believe communication and collaboration are key. From your first inquiry to project completion, we’re committed to transparency, responsiveness, and delivering solutions tailored to your specific needs.

Craftsmanship You Can See
Our Commitment to Quality Work
Every weld, every cut, and every finished product is completed with precision and attention to detail. We don’t believe in shortcuts. Whether it’s a decorative gate, a custom steel structure, or a full-scale design-build project, we bring the same level of care and craftsmanship to every job.
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We work on a wide range of commercial, institutional, and public projects including schools, municipal buildings, and large-scale construction sites. Our services range from custom metal fencing to structural steel installation.
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Yes, we offer complete start-to-finish service. All metal fabrication is done in-house, and we handle on-site delivery and installation to ensure quality and precision every step of the way.
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Yes. Through our Design-Build service, we help bring your project from concept to reality, offering both design and structural planning support.
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Absolutely. We hold a C-51 Structural Steel Contractor’s License and are fully insured to meet all regulatory and safety requirements for commercial and public works projects.
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Yes. We specialize in custom fabrication, whether it's a unique gate design, custom railing, or complex steel framework. Every project is tailored to your specific needs.