Leonard Polster founded Mason Structural Steel, Inc. in 1958 with a humble 5,000 square feet facility. Evolving from selling steel products to mason contractors, we now operate from a 150,000 square foot facility, serving a diverse clientele in Northeastern Ohio and nationally.
Experience the expertise of over six decades in the industry. Our commitment to excellence ensures your projects are built to withstand the test of time.
Discover the foundation of our success through innovation, quality, and commitment.
Precision fabrication of structural steel for projects of all scales, ensuring durability and safety.
Distributing a wide range of building products to meet the diverse needs of our clients across the nation.
Tailored solutions for builders, general contractors, developers, and more, setting new standards of excellence.
Setting benchmarks in the steel fabrication industry with a focus on quality, reliability, and innovation.
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