Ironworkers Local Union

Ironworkers Local Union is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• General Contractors & Building Contractors
• Labor Unions

North American Industry Classification System (NAICS) Categories:

• New Single-Family Housing Construction (Except Operative Builders) > Contractors, General
• Labor Unions And Similar Labor Organizations > Labor Unions

Standard Industry Classification (SIC) Categories:

• General Contractors - Single-Family Houses > General Contractors - Residential
• Labor Unions & Similar Labor Organizations