3 Sons Steel

3 Sons Steel is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Fabrication Steel
• General Contractors Steel Fabricators & Erectors

North American Industry Classification System (NAICS) Categories:

• Iron And Steel Mills > Steel Fabrication & Processing > Fabrication Steel
• Fabricated Structural Metal Manufacturing

Standard Industry Classification (SIC) Categories:

• General Contractors - Nonresidential Buildings, Other Than Industrial Buildings And Warehouses > Nonresidential Construction, By Type
• Blast Furnaces & Steel Mills > Steel Fabrication & Processing > Fabrication Steel