Our Difference: All projects include engineering assistance, delivery and installation.
STEEL CARPORTS & METAL BUILDINGS
Your One-Stop Steel Building Source
California All Steel: Your C-51 licensed, full-service steel partner, expertly managing every project phase from custom design and engineering to precise cutting, welding, and assembly—no task too big or small, turning your steel dreams into durable realities.
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- Top Rated
- Made in USA
- Locally Owned
FEATURED PRODUCTS
Leading Steel & Metal Structure Manufacturer
Highest rated and best built steel and metal buildings on the West Coast. Our C-51 license in California demonstrates expertise and authorization to work in structural steel, ensuring we meet the state’s rigorous standards for quality and safety.
HOW IT WORKS
Hassle-Free From Start to Finish
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WHY US
The California All Steel Difference
- Materials made in USA
- Family owned
- Bilingual
- 20+ years of experience
- Uniquely yours custom buildings
- Competitive pricing
- No Early Pay-Off Penalty
- Instant Application Decision
- Fastest installation guaranteed
- We build certified buildings
CUSTOMER REVIEWS
What our customers say
1,000s of customers give us a 5-star rating for our customer service and our steel building quality.
Looking for a steel or metal building? Explore the possibilities.
METAL BUILDING FINANCING
Get your project financed today!
Looking for low payments? What about lenient credit terms? Home Improvement Loans can approve low credit and offer low payments for your new project.
- Up to $20,000 approvals
- No Proof of Income
- No Drivers License
- Renters or Landowners can apply
- No Early Pay-Off Penalty
- Instant Application Decision
Latest Metal Building and Carport Blogs

6 Types of Steel Buildings You Can Get in California
“Steel building” covers a lot more ground than most people expect going in. Carports, enclosed storage, barns, and column-free clear span structures are all technically steel buildings, but they solve completely different problems — and picking the wrong category is a more common mistake than picking the wrong size. Sizing

Metal Buildings in Oregon: What’s Different From California
Most buying guides for metal buildings assume California conditions by default — sunny, dry, and mostly flat, with permit rules and engineering assumptions written around that climate. California All Steel delivers throughout Oregon too, where two things work differently enough to matter before ordering: the permit exemption threshold, and how

Metal Carports With Storage: How to Size the Right Combo
The default plan for a lot of properties is to buy a carport and a shed separately, on the assumption that combining the two into one structure means compromising on both. That assumption is usually wrong. A single metal carport with a storage bay built in often covers both needs