Structural Four Steel
Inc.

Structural Four Steel Inc.Structural Four Steel Inc.Structural Four Steel Inc.

323-638-3680

323-638-3680

Structural Four Steel
Inc.

Structural Four Steel Inc.Structural Four Steel Inc.Structural Four Steel Inc.

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Building Stability One Steel At A Time. 

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https:// s4steelcom.godaddysites.com

About Structural Four steel Inc.

Structural Four Steel Inc. is built on more than 16 years of hands‑on experience in the U.S. structural steel industry.

Its founder has a background in architectural studies, which helped open the door for him to apply part of that knowledge in the United States through real field work. Beginning in 2008, he learned the trade step by step—from labor in the field to supporting estimating, shop drawings, fabrication coordination, and on‑site installation—always focused on doing the work correctly and with quality.

Today, S4S provides dependable steel solutions for residential and commercial projects, approaching every scope with precision, responsibility, and a genuine commitment to quality.

Our founder has led every phase of structural steel work—from estimation to erection. These images highlight real projects from his 16+ years.

Our Reputation in the Words of Our Customers

Craftsmanship You Can Trust

At Structural Four Steel Inc., we bring over 16 years of hands‑on experience in structural steel. From estimation to erection, we deliver precision and reliability for commercial, residential, and industrial projects. Let’s build something solid together.

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Better yet, see us in person!

We stay in constant communication with our customers until the job is done. To get a free quote, or if you have questions or special requests, just drop us a line.

s4steel.com

15050 Monte Vista Ave Chino Hills CA 91709

+1.3236383680

Hours

Open today

07:30 am – 05:00 pm

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