Full service steel building systems construction.
Steel building contractor
With over four decades of experience, Sea Con is your premier choice for full-service pre-engineered and hybrid steel systems.
Contact us today for a free consultation and discover how our expertise can bring your project to life.
Let's work together
A national leader in steel structures.
Steel structure buildings & roofing systems
When it comes to steel building systems, Sea Con is a leader in the industry, ranking among the top 20 dealers nationwide with over 40 years of experience. Our extensive track record ensures that your project benefits from unparalleled expertise, with systems delivered on schedule and within budget. Our deep industry knowledge enables us to foresee and address potential challenges before they arise, ultimately saving you both time and money. Trust Sea Con for dependable, efficient, and high-quality steel building solutions.
Our steel solutions:
- Pre-engineered steel systems
- Hybrid steel building systems
- Structural steel building systems
- Light gauge steel framing systems

Price your custom steel building system.
Use our tool to create a 3D design of your ideal steel building system. Then, using your design, we can develop a custom quote for your project. Get started:
Our steel buildining contracting experience
Over the years, Sea Con has successfully managed and built steel building solutions for commercial businesses across the PNW.
We have helped relocate a variety of business types over the years, including:
• Autobody & Service Shops • Machine Shops • Restaurants • Manufacturing Facilities • Medical & Dental Practices • Food Processing Plants • Veterinary Hospitals • Retail Shops • Wrecking Yards • Car Dealerships






Sea Con Construction’s commitment to excellence was on full display throughout their work on the new hangars and FBO facility for Modern Aviation. From the start, their team demonstrated unmatched professionalism, bringing in-depth expertise to every phase of construction. The result is a state-of-the-art facility that perfectly meets our needs. Sea Con’s attention to detail and dedication to quality exceeded our expectations, delivering the project on time and within budget. We couldn’t be happier with the outcome and look forward to partnering with them on future developments. Highly recommended!
/ Barry Sherman
Construction Manager
Modern Aviation Hangars