Secon

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

• Asphalt & Asphalt Products
• General Contractors & Building Contractors
• Drug & Alcohol Detection & Testing
• Paving Contractors & Construction
• Road & Highway Contractors & Construction

North American Industry Classification System (NAICS) Categories:

• New Single-Family Housing Construction (Except Operative Builders) > Contractors, General
• Highway, Street, And Bridge Construction > Highway Surfacing & Paving > Paving Contractors & Construction
• Brick, Stone, And Related Construction Material Merchant Wholesalers > Asphalt & Paving Materials > Asphalt & Asphalt Products
• Medical Laboratories > Medical Testing Laboratories > Drug & Alcohol Detection & Testing

Standard Industry Classification (SIC) Categories:

• General Contractors - Single-Family Houses > General Contractors - Residential
• Highway & Street Construction > Highway Surfacing & Paving > Paving Contractors & Construction
• Brick, Stone, And Related Construction Materials > Asphalt & Paving Materials > Asphalt & Asphalt Products
• Medical Laboratories > Medical Testing Laboratories > Drug & Alcohol Detection & Testing