Portland Steel Structures

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

• General Contractors & Building Contractors
• Fabrication Steel

North American Industry Classification System (NAICS) Categories:

• New Single-Family Housing Construction (Except Operative Builders) > Contractors, General
• Iron And Steel Mills > Steel Fabrication & Processing > Fabrication Steel

Standard Industry Classification (SIC) Categories:

• General Contractors - Single-Family Houses > General Contractors - Residential
• Blast Furnaces & Steel Mills > Steel Fabrication & Processing > Fabrication Steel