Castle Steel Buildings

Starting with a family tradition dating back to 1974, Castle Steel Buildings is a leading manufacturer of pre-engineered steel buildings for a variety of uses.

CSB is a 2nd generation metal building manufacturer homed in Southern California. We pride oursevles on the high quality, 100% Made-in-the-USA metal buildings.

Why should you choose CSB? It's an easy decision:

• Team of experienced professional ensuring that the job gets done right
• Distinctive barns and buildings of the finest quality
• Best quality product at the best value
• Over 35 years of experience
• Personalized services from experienced staff members who can answer your questions and address your needs
• Factory installation crews available to ensure complete, thorough quality of your installation