Our Services.
Professional Metal Fabrication & Installation
We specialize in fabricating and installing high-quality steel components designed to last. Our team delivers precision-crafted solutions for a wide variety of applications, including:
Custom metal fences (decorative, privacy, or security)
Chain-link fences with optional privacy slats
Manual and automated gates
Handrails, guardrails, and stair railings
Architectural steel features
Fabrication is performed in-house at our Monrovia facility, allowing us full control over quality, customization, and turnaround. Our experienced installers ensure every piece is delivered and secured to exact standards.
Innovative Steel Design-Build Services
Our design-build services allow you to streamline your project from start to finish under one roof. We collaborate closely with architects, engineers, and general contractors to provide:
Pre-construction planning
Structural steel design consultation
Shop drawings & submittals
Coordination with trades and site crews
This approach ensures seamless communication, improved timelines, and cost-effective solutions—making us a trusted partner for complex steel projects.
Structural Steel Fabrication & Erection
With our C-51 Structural Steel Contractor’s License, Hanneyan Steel is fully qualified to take on small to mid-sized structural steel projects. We fabricate and erect:
Steel columns and beams
Moment frames
Steel bracing and embeds
Mezzanines and platforms
Stair systems and decking
Every structural component is fabricated with strict compliance to industry codes and standards, and installed with precision by skilled professionals on-site.
Galvanized & Powder-Coated Finishes
We are proud to offer in-house sandblasting and powder coating services, which means your metal components are finished and protected to the highest standard—without relying on a third-party provider. Our services include:
Galvanized steel options for superior corrosion resistance
Powder-coated finishes in a variety of colors for added durability and aesthetic appeal
Durable powder coating in various colors and textures
Corrosion-resistant finishes for outdoor and structural use
This full-service capability saves time, ensures quality control, and delivers a long-lasting, professional finish on every piece we fabricate.
Custom Metal Solutions
Have a unique idea or specialty need? We can help you bring it to life. Our custom metalwork services include:
Architectural design elements
Sign frames and branding structures
Custom brackets, embeds, and mounting systems
Specialized gates, grilles, and screens
From one-of-a-kind designs to small-run production, our shop has the flexibility and craftsmanship to make it happen.