Metal Roofing
Durable exposed-fastener and concealed-fastener roofing profiles engineered for long-term weather protection and low maintenance.
California Steel Panels & Buildings
Roofing and Siding Built for Northern California
From exposed-fastener panels to standing-seam roofing and durable steel siding, California Steel supplies dependable systems, custom trim and knowledgeable support for residential, agricultural and commercial projects.
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Strong Steel. Clean Lines. Lasting Performance.
Steel Siding
Versatile wall-panel profiles in a wide selection of colors and finishes for homes, shops, barns and commercial buildings.
Trim & Accessories
Custom trim, flashing, closures, fasteners and components that help every roofing and siding project finish correctly.
Interactive brochure
Explore the Roofing & Siding Guide
Flip through profiles, colors, performance information, trim details and product resources. Use the viewer controls to zoom, expand to full screen or download a copy.
Built with confidence
Let’s Find the Right Panel for Your Project
Tell us what you are building. Our experienced team can help with profiles, gauges, colors, trim packages and product availability.
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Our Story
Northern California’s Trusted Steel Supplier
Since 1974, California Steel Panels and Buildings has proudly supplied homeowners, contractors, and builders with high-quality steel products designed to last.
From roofing panels and siding to complete custom building kits, our team is committed to providing honest service, dependable products, and the knowledge you need to build confidently.
Our Values
Integrity
Quality
Commitment
We believe in doing things the right way. Every project matters, and every customer deserves dependable products, honest advice, and real support from people who care.
50+ Years
Trusted experience serving Northern California since 1974.
Family Owned
Built on relationships, honesty, and long-term customer trust.
Reliable Service
Knowledgeable support from experienced steel professionals.
Built To Last
Premium steel products engineered for durability and performance.
What We Offer
Quality Steel Solutions For Every Project
Steel Roofing
Durable roofing systems designed for long-term protection, modern style, and weather resistance.
Steel Siding
Strong, low-maintenance siding products built to protect and enhance every structure.
Building Kits
Complete steel building packages for garages, barns, shops, workshops, and custom structures.
Build With Confidence
Let’s Build Something That Lasts
Whether you’re starting a new project or upgrading an existing structure, California Steel Panels and Buildings is here to help with quality products and dependable support every step of the way.
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