D & N Electrical Contractors is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• General Contractors & Building Contractors
• Electric Contractors
• Consultants - Electrical
• Engineers Electrical

North American Industry Classification System (NAICS) Categories:

• New Single-Family Housing Construction (Except Operative Builders) > Contractors, General
• Electrical Contractors > Electrical Design & Consulting Services > Electrical & Electronic Consulting
• Engineering Services > Engineers Electrical, Electronic & Communications > Engineers Electrical

Standard Industry Classification (SIC) Categories:

• General Contractors - Single-Family Houses > General Contractors - Residential
• Electrical Work > Electrical Design & Consulting Services > Electrical & Electronic Consulting
• Engineering Services > Engineers Electrical, Electronic & Communications > Engineers Electrical