Let Frontier be your single-source processing solution.
John Matig
- President
Quality
Certified to Serve You
At Frontier Steel, we’re committed to producing the highest quality carbon steel plate and processed parts available anywhere. That’s why we’ve earned ISO 9001:2008 certification.
To make sure we’re always focused on maximizing the quality of our products, we’ve created a regularly updated Quality Manual that every employee must review.
To learn more about our Quality initiatives, call 412.865.444 or ask us.

