Simpson Strong-Tie

Simpson Strong-Tie is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Building Materials & Supplies
• Concrete Contractors
• Concrete Contractors Commercial & Industrial

North American Industry Classification System (NAICS) Categories:

• Poured Concrete Foundation And Structure Contractors > Concrete Contractors & Services > Concrete Contractors Commercial & Industrial
• Other Building Material Dealers

Standard Industry Classification (SIC) Categories:

• Concrete Work > Concrete Contractors & Services > Concrete Contractors Commercial & Industrial
• Lumber & Other Building Materials