High-quality structural steel & miscellaneous steel erection services backed by experience, technology, and integrity.

KSU CORPORATION – “Structural Steel”
Founded in 2015, we specialize in the safe, efficient and code-compliant erection of structural and miscellaneous steel for commercial, industrial, and public infrastructure projects throughout California.
With a a proven track record in public works facilities, our experienced union crews have successfully delivered complex steel installations under the most demanding field conditions.
For seismic upgrades to multi-story framing and architectural steel, KSU Corporation is your reliable partner from first bolt to final beam.
Explore our website to learn more on how we can help you achieve success in your Structural Steel Project.

Compliant with AISC standards and OSHA safety

Transparent, communicative, and responsive
KSU CORPORATION collaborates with general contractors, public works, and private projects across California and beyond. Certified and experienced, we blend engineering, technology, and craftsmanship with company values.


We deliver safe, precise steel framework erection for buildings of all sizes—including high-rises, warehouses, and schools.


Our team works closely with contractors, engineers, and project managers to keep your project aligned and on schedule.


From tight timelines to intricate builds, we specialize in executing demanding structural steel projects with confidence.


We uphold the highest safety standards with OSHA-compliant practices and proactive risk management on every job site.