O’Neal Industries (ONI) is a family of closely related companies, all engaged in the metals industry. Providing products and services that range from steel beams and plates to specialty alloys and complex manufactured components and tubing, ONI supplies customers across a variety of industries worldwide. Together, our affiliates – G&L Tube, Leeco Steel, O’Neal Manufacturing Services, Slice of Stainless, Stainless Tubular Products, TW Metals, and United Performance Metals – represent the United States’ largest family-owned network of metals service centers and component and tube manufacturing businesses.

G&L Tube

G&L Tube is a leading North American manufacturer of small diameter, thin wall tubing in stainless steel, nickel...

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Leeco Steel

Leeco Steel (Leeco) is North America’s largest steel plate supplier, with 11 strategically-located distribution centers...

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O'Neal Manufacturing Services

O’Neal Manufacturing Services (OMS) is a supplier of fabricated metal components and welded assemblies.

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Stainless Tubular Products

Stainless Tubular Products (STP) is a specialty stainless steel distributor providing bar, hollow bar, tubing, pipe...

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TW Metals

TW Metals (TW) is a full-line specialty metals distributor serving customers in aerospace, nuclear, fabrication...

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United Performance Metals

United Performance Metals (UPM) is a specialty metals solutions center serving customers in a variety of industries...

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