Dfi

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

• Cranes & Derricks
• Piling Contractors
• Hydrovac Contractors

North American Industry Classification System (NAICS) Categories:

• Other Heavy And Civil Engineering Construction > Seawall & Shoring Contractors > Piling Contractors
• All Other Specialty Trade Contractors > Hydrovac Contractors
• Industrial Machinery And Equipment Merchant Wholesalers > Materials Handling & Heavy Machinery > Cranes & Derricks

Standard Industry Classification (SIC) Categories:

• Heavy Construction, Nec > Land Preparation Construction > Piling Contractors
• Special Trade Contractors, Nec > Hydrovac Contractors
• Industrial Machinery & Equipment > Materials Handling & Heavy Machinery > Cranes & Derricks