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Custom Plastic Profile and Pipe Extrusions

Providing our clients with "full service" from concept to production

We focus on giving our customers a value in Pipe & Custom Plastic Profile Extrusion, which is... Quality + Service + Competitive Price!

OSI Plastics is a recognized leader in the industry as a quality Pipe & Custom Plastic Profile Extrusion organization.

OSI Plastics is ISO 9001:2015 Registered, which helps in ensuring that our customers receive the quality that they require and deserve.

OSI Plastics manufacturers all of it's products in the United States , and will continue to do so.

OSI Plastics is part of the growing family of Ohio Steel Industries.

We are continually in search of and undergoing a process of continuous improvement.

About Us

Founded in 1975, OSI Plastics strives daily to meet the specifications and needs of all of our custumers.

Ohio Steel Industries founded in Columbus, Ohio in 1958, began operations as a fabricator of structural steel. Our diversified company today operates plastic extrusion, fabrication, production, warehousing and rental real estate facilities of more than 300,000 square feet, located in two Ohio cities. Our core business expertise is providing plastic extrusion, structural steel fabrication and contract manufacturing of plastic and steel products to the design and critical specifications established by our customers.